a. Select one: b. Robert Millikan Periodic Table. (a) Give the electron configuration for the valence molecular orbitals of CO. Do the following by hand, without using R For what value of C is fa probability density function? d. H3C-CH2-N-CH3 How many pounds is an average Mastiff puppy? Select one: b. upper right, lower left 220 mmHg hence, mass of 1 atom of arsenic is 1.2441023 X 10-22. a. Density a. n. Select one: 84.30 mmHg Which of the following statements about an organomagnesium compound (RMgBr) is correct? Select one: Given Cu2+(aq) + 2e- Cu(s) E = +0.34 V Al3+(aq) + 3e- Al(s) E = -1.66 V Na+(aq) + e- Na(s) E = -2.71 VWhich of the following reactions will occur? (For water, Kf = 1.86 C/m.) (2.11e21 arsenic atoms) x (1 mol/6.02e23 atoms) = . CH;CH CH CH,CH-CH_ HI Peroxide CH;CH,CH-CHz HBr ANSWER: CH;CH,CH,CH-CH; HBr Peroxide cH;CH_CH-CH; HCI Peroxide CH;CH CH CH,CH-CH_ 12 Peroxide CH;CH_CH-CH_ HCI CH;CH-CH; K,O C2 CH;CH,CH,CH-CH; BI2 Peroxide CH;CH_CH-CHCH_CH; HBr Peroxide. b. Polymer a. NaCl Number of atoms of arsenic = 6.0210 atoms. d. Henry Moseley b. Select one: Silicon is a nonmetal. 15 p, 16 n, 15 e Select one: You'll get a detailed solution from a subject matter expert that helps you learn core concepts. c. 212 mL Group 2A 7.4 yr -$1,372 C. -$1,5 Cx' , 0sxs3 Let f(x) = 0, elsewhere 5. c. Br2F3 c. C4H10 0035 mols of arsenic, this conversion changes the individual number of atoms, into the units of mols. In Figure $16-22,$ point out the mutant protein $(\mathrm{s})$ in patients with Cockayne syndrome. b. c. 3 b. e. n2. e. 0.29 M, What is the pH of a 0.014 M Ca(OH)2 solution? a. It is the number of atoms , ions and molecules in one gram atom of element, one gram molecules of compound and one gram ions of a substance. a. its large radius that allows other atoms to fit easily around it. To find a mass. Yeah so fight Is equal to 0.74 two g. So let's recap we first of all balance the reaction equation and then I realized that we need to determine the limiting reactant here by comparing the mass of magnesium sulfur that can form when starting off with one g of magnesium hydroxide With the massive magnesium sulfate that can form when starting off with 0.605 g of um sulfuric acid. Forming a water molecule gives you a mass of: 1.01 + 1.01 + 16.00 = 18.02 grams per mole of water, mass of 1 molecule = mass of one mole of molecules / 6.022 x 1023, mass of 1 water molecule = 18.02 grams per mole / 6.022 x 1023 molecules per mole, mass of 1 water molecule = 2.992 x 10-23 grams. Select one: 4d b. What is its formula? compounds are 2 or more elements that are chemically combined; ex-iron and water form rust. When applied to molecules, one mole of molecules is the relative molecular mass of that molecule, which is the summation of the individual relative atomic masses . So,. Input: From the top bar, select whether you want to convert atoms to grams or grams to atoms c. Silk e. 322 mL, What mass of water is required to dissolve 25.31 g of potassium nitrate (KNO3) in order to prepare a 0.1982 m solution? 2Na+(aq) + Cu(s) Cu2+(aq) + 2Na(s) All this works out two A mass of zero seven 4 to 0 .742g of magnesium sulfate. d. 78.5 g When a sample of benzoic acid is dissolved in ether, the vapor pressure of the solution is 342 torr. Question 2 (10 marks)Use the binomial series to find the first four non-zero terms of (1 + x*)3/2,[4 Marks](i) Find the error using the terms found in (i) at x 0.2,[3 Marks](iii) The expressioncan be expressed in the form:a(x - b)? c. 366 mmHg d. Change only the coefficients to balance the number of atoms. Calcium fluoride, CaF2, is a source of fluorine and is used to fluoridate drinking water. Select one: Select one: a. upper left, lower right Select one: d. Srxn < 0, Hrxn > 0 And now we can go ahead and do some calculations. We start with 4.65 x 10 21 arsenic atoms and we want to get to mass in g. This means, we want an equation that will cancel out atom units and leave us with units in grams. The density of magnesium is 1.7 g/cm3, and the density of iron is 7.9 g/cm3. (The mass of one mole of arsenic is (The mass of one mole of arsenic is A: Given : number of arsenic atoms = 3.00 X 1021 atoms mass of 1 mole of arsenic = 74.92 g Element 186 mL (NA = 6.022 x 1023 mol ) Multiple Choice o o 1.24 x 10-22 33.00 < Prev 8 of 25 Next > J BABE SPECIK This problem has been solved! Select one: c. Hydrogenation Find the number of automobiles whose total mass is the same as 1.0 mol blueberries. O 5.48 x 10-23g O 33.0 g O 74.9 g O 1.24 x 10-22 g O 804 x 1021 g This problem has been solved! . b. Ketone 40.8C e. 0.1 M NaCl, Below is a diagram representing a solvent A(l) in a 1-L beaker, and a solute X dissolved in the solvent. c. 100 g CCl4 You can see that this one this number is obviously don't be smaller. The vapor pressure of a solvent over a solution decreases as its mole fraction increases. Note that each element may contain more isotopes. What is the mole fraction of the solute X in this solution? mass (m) = moles (n) molar mass (M) The molar mass of the element arsenic (As) is 74.922 g As/mol As. e. ethylenediamine, Which of these atoms is the most electronegative? c. 2.8 x 103 g CH3 CH3 CH3 119.00amu 39.10amu+79.90amu= 118.95 => 119.00amu There are three on the product side. e. Sol-gel, Which of the following is a natural polymer? What is the average mass_ in grams, of one arsenic atom? Select one: a. John Dalton d. ion-dipole forces e.125B. Select one: e. More that one of these oxides are amphoteric. 81 from chapter eight in this problem were asked to, uh, her first. Hrxn = -199 kJ/mol, Srxn = -4.1 J/K molWhat is Grxn for this reaction at 25C? e. Cutting a bar of sodium metal into pieces with a knife, The correct answer is: Turning hair yellow with bleach, Which of the following is an extensive property? The segment Select one: Write A/Z and symbol-mass format for an atom. d. 81.63 mmHg What is the vapor pressure of ethanol, in mmHg, at 34.9C? + where and are constants: Calculate the values of will give less Idd-numbered homework and practice to and fewer easy problems sents what you will understand - find the material before responsibility to on the exam: This is to prepare determine how you doing the optional you study and what material ework practice and odd-numbered problems you nn Sign Save Homework: Chapter 14 Material Requirements Planning erations Score: 0 of 1 pt 15 of 20 (10 complete) HW Score: 42.75%, 8.55 of 20 pts Problem 14.20 - Bookmatch Question Help You need to schedule 10 units of product Alpha for delivery in 6 weeks. b. 4 moles Arsenic to grams = 299.6864 grams. And then just compare this mass of magnesium sulfate With the massive mechanisms offer that will form if we start off with 0.605 g of so for a gas it. In order to do this, we will have to go from atoms, to mols, and finally to mass. The pH of a solution of Mg(OHJz is measured as 10.0 and the Ksp of Mg(OH)z is 5.6x 10-12 moles?/L3, Calculate the concentration of Mg2+ millimoles/L. e. frequency, Use the Rydberg equation to calculate the frequency of a photon absorbed when the hydrogen atom undergoes a transition from n1 = 2 to n2 = 4. Select one: a. H3C-CH2-C-OH d. 16 yr The . Select one: Atomic Mass of Arsenic Atomic mass of Arsenic is 74.9216 u. b. polystyrene. Select one: d. 4. Helmenstine, Anne Marie, Ph.D. (2021, June 2). Select one: 34.0 mol All right, So we need to substitute here. Does this match the bond order predicted by the electron-dot structure? Select one: Could 2.5 grams of sodium bicarbonate neutralized? Find the mass of 4.8moles of iron. 154 torr b. 2.35 10-11 M what is the mass in grams of one arsenic atom. An amino acid is a compound that contains at least 0.75 mol of a volatile compound in 750 g of ethanol d. I3+ a. So let's first calculate the mass of magnesium sulfate from that will form from um one g of magnesium hydroxide. BYJU'S online grams to atoms calculator tool makes the conversion faster and it displays the conversion to atoms in a fraction of seconds. c. Condensation polymerization m (As) = 238 mol As 74.922 g As/mol As 17300 g As (rounded to three significant figure) Your response is private Was this worth your time? d. Se b. London dispersion forces The correct answer is: the liquid level in a capillary tube will rise above the surrounding liquid and the surface in the capillary tube will have a concave meniscus. So, you know how many atoms are in a mole. d. KBr If the mass of a substance is known, the number of moles in the substance can be calculated. This number, 12.01, is the mass in grams of one mole of carbon. e reacted, what mass of calcium fluoride will be produced? For 12 C the atomic mass is exactly 12u, since the atomic mass unit is defined from it. The orbitals have the same energy order as those of the $\mathrm{N}_{2}$ molecule. A) Beaker #1 because one sulfur atom weighs less than one arsenic atom so you need more of the sulfur atoms to fill the beaker. b. NaNO2 Find the mass, in cg, of 3.25 x 1021 atoms of lithium. Chemistry The Mole Concept The Mole. Select one: Right. d. 100 g CH2Cl2 The number of atoms in a body-centered cubic unit cell is HCL. Discuss circumcision and the arguments for and against it. Tritium decays by beta decay and has a half-life of 12.3 yr. Try different coefficients and subscripts to balance the number of atoms. e. 1470 mmHg. Grams to Atoms Calculator is a free online tool that displays the conversion from grams to atoms for the particle. d. Br3F 19.5 kg Consider a block of iron with a mass of 819 g. What is the mass of a block of magnesium that has the same volume as the block of iron? Multiply by the number of moles we calculated. (b) Do you expect $\mathrm{CO}$ to be paramagnetic or diamagnetic? e. Ernest Rutherford, Potassium permanganate is a strong oxidizer that reacts explosively with easily oxidized materials. Only one stable isotope of arsenic, that of mass 75, occurs in nature. The orbitals have the same energy order as those of the $\mathrm{N}_{2}$ molecule. And the atomic massive option at 16 ages one so well approximately 18 g of HBO and everyone more mm. b. Show that a. P.(-x) =(-1)*P(x) b. b. C6H14 Select one: e. Polypropylene, Which of the following pairs of liquids is least likely to be miscible? Turning hair yellow with bleach The atomic mass is the mass of an atom. So we're given one grab of another hydroxide and 24 millimeters of 0.5 molar concentration of H two S. 04 I mean we want to cover both of these into most that we can actually compare them. A) 3.00 g B) 174 g C) 363 g D) 1.81 u 1024 g E) 40.3 g C) 363g Select the compound in which sulfur has its highest possible oxidation number. c. P(0) - 0 3. d. system heats up but there is not change in the energy of surroundings. When calculating molecular weight of a chemical compound, it tells us how many grams are in one mole of . 0.20 e. None of the above. d. The greater the pressure of a gas over a solution, the greater its solubility. Select one: What is the coefficient of H2O when the following equation is properly balanced with the smallest set of whole numbers?___ Al4C3 + ___ H2O ___ Al(OH)3 + ___ CH4 c. He Atomic Number of Arsenic. b. Number of grams = 1.941g How Grams To Atoms Calculator Works? b. the liquid level in a capillary tube will rise above the surrounding liquid and the surface in the capillary tube will have a concave meniscus. d. 14.3 g B)Electronegativity. d. Mn2+ and Ar a. 12. 2, 2021, thoughtco.com/avogadros-number-example-chemistry-problem-609541. d. 2n2. Then divide the molar mass by 6.022 1023 atoms/mol. Helmenstine, Anne Marie, Ph.D. "Avogadro's Number Example Chemistry Problem." My name is agenthammerx, a Master Answerer and Engagement Team Member here on Brainly. an atom is the smallest part of an element; ex-all carbon is made up of all carbon atoms and can't be browken down into anything else but carbon. d. 2.29 10-15 s-1 c. Three samples of wax are heated to 75C. a. d. 10 d. Poly-cis-isoprene a. crystalline solids 0.1 M CaCl2 c. Mass . What other industrially important substances are produced in this process? e. NH4+. There are 74.92 grams of arsenic in 1 mole of arsenic, so we can make another ratio. Use a balance sheet to keep track of the number of elements. H e. Will all waxes melt at the same temperature? e. 0.29, Estimate the age of a bottled wine that has a tritium, 3H, content 60% that of freshly bottled wine. Select one: The chemical symbol for Arsenic is As. How do you find the mass of an atom? The SI base unit for amount of substance is the mole. Atomic weight is a weighted average of the mass of all the atoms of an element, based on the abundance of isotopes. So now we're going to wear a gun problem. (You can select multiple answers if you think so) Your answer: Volumetric flask is used for preparing solutions and it has moderate estimate of the volume. c. solids So their most off sodium bicarbonate he posed to the Mass, divided by a smaller mess. a. DNA The atomic weight can change because it depends on our understanding of how much of each isotope of an element exists. A year ago, you purchased 300 shares of Stellar Wood Products, Inc. stock at a Cx' , 0sxs3 Let f(x) = 0, elsewhere5.Do the following by hand, without using RFor what value of C is fa probability density function? It is the number of atoms , ions and molecules in one gram atom of element, one gram molecules of compound and one gram ions of a substance. The atomic mass is used to covert between grams and moles. If 0.5 moles of hydrofloric acid ar b. d. NO d. 116 mL The vapor pressure of pure benzene at this temperature is 74.61 mmHg and its density is 0.87865 g/cm3; the vapor pressure of pure carbon tetrachloride is 91.32 mmHg and its density is 1.5940 g/cm3. b. b. Sulfur, S, Z = 16 Solute X has a molar mass of 30 g/mol. e. H3C-CH2-O-H, A metal such as chromium in the body-centered cubic lattice has _______________ atom(s) per unit cell. (c = 3.00 108 m/s) e. 2.43 kg, The half-life of 14C is 5730 yr. a. The unit of measure for mass is the atomic mass unit (amu). b. surroundings heat up, but there is no change in system's energy. Select all that apply OH, Question 5 The following molecule can be found in two forms: IR,2S,SR- stereoisomer and 1S,2R,SR-stereoisomer (OH functional group is on carbon 1) Draw both structures in planar (2D) and all chair conformations. e. C0.43H, How many grams are contained in a 0.893 mol sample of methane, CH4? a. Na(s), H2(g) Select one: One molecule of water (H 2 O) would weigh 18.02 amu (21.00797 amu for H + 15.9994 amu for O), and a mole of water molecules would weigh 18.02 grams. And the mass, the maximum um mass of magnesium sulfur that can form here. e. Period 1, Which of these scientists developed the nuclear model of the atom? d. Many Which one of the following is a strong acid? What is the vapor pressure above a solution prepared by dissolving 0.500 mol of a nonvolatile solute in 275 g of hexane (86.18 g/mol) at 49.6C? 74.92 grams The average mass of one atom of arsenic is 74.92 amu, and the mass of one mole of arsenic atoms is 74.92 grams. c. the liquid level in a capillary tube will drop below the surrounding liquid and the surface in the capillary tube will have a convex meniscus. Which one of these species is an ion? d. one carboxylic acid group and one amino group. d. 4f Show the steps of derivation, beginning with the general Find all the second-order pantial derivatives of the functionf(x,y) = Tx? Select one: The density of "heavy water" at 20.0C is 1.1053 g/mL. Quick conversion chart of moles Arsenic to grams. The atom consist of a small but massive nucleus surrounded by a cloud of rapidly moving electrons. e. 0.04, Diethyl ether has a vapor pressure of 400.0 torr at 18C. Avogadro's number is the number of particles in one mole of anything. Select one: d. Ge For 12 C, the atomic mass is exactly 12u, since the atomic mass unit is defined from . d. 4 Select one: a. Polystyrene-polybutadiene Atoms are the fundamental building blocks of all matter and are composed of protons, neutrons, and electrons. 4.9 10-2 a. Al Select one: c. Melting butter May anybody who is good at the Human Resources in Health M&M Plain candies have a mean weight of .9147g and a standard deviation of .0369g. 126C So four aisles. A number of moles of magnesium sulfate is going to be the same as the number of moles of. The amount of peremptory challenges attorneys may use are: Let < G,* > be abelian gTOup and S = { be G:|b = 1or | = 11 } Show that 5 ix # subgroup of G ? a. KMnO3 See Answer Show transcribed image text Expert Answer Select one: (p = proton, n = neutron, e = electron) Select one: Using dimensional analysis: . Vitamin B1 is most soluble in _________. c. The vapor pressure of a solvent over a solution is less than that of pure solvent. Select one: If you're finding the mass of an atom of a different element, just use that element's atomic mass. Select one: c. C3H7 You need to add up the masses of all of the atoms in that one molecule and use them instead. So the mess off hydrochloric acid equals through the most of hydrochloric acid. c. 6.17 1014 s-1 The correct answer is: system loses energy while surroundings heat up. Select one: b. d. 12 Sxy +y2 7. d. carbon tetrachloride Mass of arsenic: Mass = number of moles molar mass Mass = 1 mol 74.9 g/mol We want to get HBO out of this. An atomic mass unit is defined as a mass equal to one twelfth of an atom of carbon-12. d. phase diagram. For example, one atom of helium-4 has a mass of 4.0026 amu. 1 grams Arsenic is equal to 0.013347285695981 mole. e. Cellulose. b. its low electronegativity that allows it to ionize easily. One atomic mass unit is equal to 1.66 x 10-24 grams. (The mass of one mole of arsenic is (The mass of one mole of arsenic is A: Answer:- Firstly using the given number of atoms of arsenic, moles are calculated. HCI was used as the tltrant: Other Information is given as follows Mass of baking powder 0.9767 g Molarity of titrant 0.05 M Volume of consumed titrant 8.9 mL Molecular weight of NaHCO3 84 glmol Consider four digits after point, NaHCO: HCI NaCl Hzo COz What is the percent of NaHCO3in the baking powder package Your answer: 3 % 16 % 50 %6 92 %, Remaining time: 17.37 Question 3 Which of the following statements is nor true? 2.74 106 s-1 d. Esterification We need to divide that by 58.32 cramps. An empty flask's mass is 17.4916 g, and its mass is 43.9616 g when filled with water at 20.0C (density = 0.9982 g/mL). e. 167 mL, What volume of water (d = 1.00 g/mL) should be added to 600. mL of ethanol in order to have a solution that boils at 95.0C? Mass numbers of typical isotopes of Zinc are 64; 66-68; 70. 12.9% c. Group 3A Which of the following is the empirical formula for hexane, C6H14? It has an acid dissociation constant of 0.42. c. 518 mL Use Rodrigue's formula to calculate P (4) Circle correct conclusion_ There is sufficient evidence to support the alternative hypothesis_ 2) There is insufficient evidence to support the alternative hypothesis_ 3) There is sufficient evidence to support the null hypothesis. 12. a-How many atoms are contained in 28.0 grams of nitrogen? Which solution has the highest vapor pressure? a. e. the liquid level in a capillary tube will be flat. The abundance of arsenic in the Earth's crust is about five grams per ton; . Select one: c. Compound Temperature b. What new isotope is also formed? Uh the mole ratio um in order to determine the number of moles of magnesium hydroxide from the number of moles off. a. HBrO3 What is the coordination number for Fe? c. Srxn< 0, Hrxn < 0 The stock pays an annual dividend of $0.10 per share. Select one: Pycnometer bottle has special design with capillary, Which of the following molecules could be formed via PCC (pyridinium chlorochromate) oxidation of a secondary (29) alcoholin _ polar aprotic solvent? d. F b. Avogadro's number is one of the most important constants used in chemistry. What protein(s) is/are mutant in patients with XP? O d. the liquid level in a capillary tube will drop below the surrounding liquid and the surface in the capillary tube will have a concave meniscus. This is approximately the sum of the number of protons and . e. Ionic solutes dissociate in solution, causing an enhancement of all colligative properties. b. H2O 4.34 105 s-1 b. (0) - (-1) 2(!) This would be 0.25 liters time 0.5 solar concentration is able to 0.125 malls of H two S. 04 Well on this side we do some bold conversion. b. a. (70 points) OH. See Answer The nucleus is composed of protons and neutrons. b. To calculate the mass of a single atom, first look up the atomic mass of carbon from the periodic table. Select one: has a total valence state of 0 (3x(+1) for the hydrogen atoms; 1x(+3) for the arsenic(III) atom; 3x(-2) for the oxygen atoms = 3+3-6 = 0). Note that mole 1000 millimoles, Purine ' K comoe 6a 0 6mmtz atucta hused Sand 6tenbened ~ n nbora and pyridine aphosphate Srat and a bas6 deoxyribose and pyridine, Phosphomus 32 has hall-lite ol 14,0 duys. d. 8.23 1014 s-1 Avogadro's Number Example Chemistry Problem. b. b. e. K+ and Cl-, What products are formed from the reaction of Cl2(g) with I-(aq)? a. LDPE Note that, each element may contain more isotopes, therefore this resulting atomic mass is calculated from naturally-occuring isotopes and their abundance. 470 mL e. 48 torr, Cinnamaldehyde (132.16 g/mol) is used as a flavoring agent. b. Cl Absolutely not Definitely yes 1 The compound contains 58.37 mass percent bromine. . Question: Calculate the mass in grams of a single carbon (C) atom. So because the masters of both reactions are given, there is a possibility that one of them can limit the mass of magnesium self that can form in the end. b. Polyvinyl chloride In different types of solutions, solvents must be liquids. 0.0169 e. BrF3, Which of the following substances contains the greatest mass of carbon? And then we can calculate the mess of magnesium sulfite from the number of moles of magnesium sulfate, which is equal to the number of moles of magnesium hydroxide. b. Sb Arsenic-72, -74, and -76 have been used in medical diagnostic procedures. Calculate the maximum numbers of moles and grams of iodic acid (HIO $_{3}$ that can form when 635 $\mathrm{g}$ of iodine trichloride reacts with 118.5 $\mathrm{g}$ of water:$$\mathrm{ICl}_{3}+\mathrm{H}_{2} \mathrm{O} \longrightarrow \mathrm{ICl}+\mathrm{HIO}_{3}+\mathrm{HCl}[\text { unbalanced }]$$How many grams of the excess reactant remains? The correct answer is: an effective antidote for heavy metal poisoning (e.g., Pb2+ and Hg2+). You can specify conditions of storing and accessing cookies in your browser. d. 55.85 g Select one: O c. 59.8 lb c.H3C-CH2-C-CH3 I am here to welcome you to the site! Px. b. How many grams Arsenic in 1 mol? d. Si Select one: c. 61.0C e. 2.35 10-3 M, Iodine trichloride, ICl3, will react with a chloride ion to form ICl4-. There are seven non-metals that are diatomic. Please give the best Newman projection looking down C8-C9. Arsenic | As | CID 5359596 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards . When a spring is stretched from its equilibrium length The spring exerts force in the direction it is being stretched The spring exerts force in the direction opposite that it is being stretched The spring exerts a force normal to the direction it is being stretched The spring does not exert any force The direction of the force exerted by the spring depends on the sign of the spring constant,k A helium balloon released on the surface of the earth will rise into the air: A similar helium balloon. To convert from grams to number of molecules, you need to use Determine the mass in grams of 3.00 10 atoms of arsenic. What is the average mass, in grams, of one arsenic atom? b. -A-A-B-B-B-A-A-B-B-B- Top Answer. a. Carbon, C, Z = 6 May anybody who is good at the Human Resources in Health Care Organizations class help me with the assignment below. :(} 4. Ca(OH)2 + HF ===> CaF2+ HOH Indicate which one, show Oojc - mechanism for the reaction, and explain your reasoning pibal notlo using no more than two sentences. c. amphoteric Project The required tasks are detailed below: (1) Prepare vertical common-size income statements and balance sheets for both companies. 6.46 10-16 J a. triple point. C)Ionization Energy . The atomic mass of arsenic is 74.92 g/mol. 33.8% a. I will list five. Select one: So what mess of HCL, right? Both atomic mass and atomic weight rely on the atomic mass unit (amu), which is 1/12th the mass of an atom of . d. K(MnO4)2 29.2573 g Find the speed of an object (a) on the equator and (b) in Las Vegas (latitude: 36.2 north). solve the IVP Q2) Solve the IVP. 6.02 1023 g a. A given number of Arsenic atoms was 2.11e21 (or 2.11x10^21, e and x10^# mean the same thing). Select all that apply: The halogen atom is nucleophilic The carbon atom attached to the magnesium reacts as carbanion: The carbon-magnesium bond is polarized with partial negative charge on carbon: The magnesium atom is less electronegative than the carbon atom: The carbon atom bonded to the magnesium is electrophilic: (2 points): Draw the products for the reaction and then draw the mechanism for the reaction below: In mechanisms, you must show all intermediates, lone pairs, formal charges and curved electron flow arrows. The correct answer is: Try different coefficients and subscripts to balance the number of atoms. d. neutral A flows for 24.0 hours at an anode where the reaction occurring is as follows:Mn2+(aq) + 2H2O(l) MnO2(s) + 4H+(aq) + 2e- What mass of MnO2 is deposited at this anode? Group 1A 5 moles Arsenic to grams = 374.608 grams. a. *Find thrce rcal numbers whose sum is and the sum of whosc squares is ;s small as possible. Let f be an integrable function on [a,b]: Then, forae.x (a,b), 3lim| [3t Prove _ mattux = nol solved correclly Expzin tho mislake and find Iho correcl solution Assume that the indicaled inverses exisf The equation XAEB,XeA-'0 Whal % tha mistake? b. c. amine. Select one: The molar mass of an element is found on the periodic table, and it is the element's atomic weight in grams/mole (g/mol). c. Mercury, Hg, Z = 80 a. Si a. a. 3.0 10-2 a. e. Acetic acid-acetone, The correct answer is: Hexane-acetic acid, A solution is 40.00% by volume benzene (C6H6) in carbon tetrachloride at 20C. e. energy content of neither system nor surroundings changes.

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