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Q: A penny has a mass of 2.50 g and the Moon has a mass of 7.35 × 10“ kg. Use this information to…

A: a) mass of 1 penny = 2.50 g   1 mole of pennies = 6.022x1023 penniesmass of 1 mole of pennies =…

Q: Write a balanced chemical equation for the standard formation reaction of solid chromium(III)…

A: Standard Formation ReactionIt may be defined as the formation of one mole of compound from its…

Q: Consider the two reactions of iron ions, one with thiocyanate ( SCN¯) ions and one with Cl ) ions.…

A: Adding Cl- ions creates a stress on the left hand side and to balance that the equilibrium will…

Q: For each system listed in the first column of the table below, decide (if possible) whether the…

A: Given table,

Q: How do I solve this?

A: The given reaction is as follows,

Q: 6. Calculate the theoretical number of moles of 0z there would be if the hydrogen peroxide were…

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: A solution containing a mixture of metal cations was treated as outlined. 1. Dilute HCl was added…

A:

Q: Be sure to answer all parts. Match the following alkenes with the appropriate heats of…

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Q: Part C A certain gas is present in a 11.0 L cylinder at 3.0 atm pressure. If the pressure is…

A: Boyle’s law states that the volume of a gas is inversely proportional to pressure at its constant…

Q: proposed Lewis structure Is the proposed Lewis structure reasonable? Yes. No, it has the wrong…

A:

Q: Calculate the volume in liters of a 0.0061 mM calcium sulfate solution that contains 9.00 mol of…

A: Given: [CaSO4] = 0.0061 mM moles of CaSO4 = 9.00 mol Converting concentration from mM to M: 1 M =…

Q: For many purposes we can treat dimethyl ether (C,H,0) as an ideal gas at temperatures above its…

A: According to ideal gas law, PV = nRT where P = pressure V = volume n = moles R = gas constant =…

Q: Given the following three sequential reactions: 1) N2(g) + 3H2(g) → 2NH3(g) 2) 4NH3(g) + 502(g) →…

A: Given:  Mass of nitrogen dioxide = 108 kg = 108000 g And molar mass of nitrogen dioxide= 46 g/mol

Q: A 6.00 L tank at 22.1 °C is filled with 12.0 g of sulfur tetrafluoride gas and 2.42 g of carbon…

A: Given information: Mass of sulfur tetrafluoride = 12.0 g Mass of carbon dioxide = 2.42 g

Q: The rate of a certain reaction is given by the following rate law: rate =k[NO] T0,] Use this…

A: Introduction :  Rate law expression is given .

Q: Compound X has a molar mass of 86.09 g•mol 'and the following composition: element mass % carbon…

A: X has molar mass = 86.09 gmolmass of C in X =55.81 % of 86.09                              =…

Q: The following chemical reaction takes place in aqueous solution: AgF(aq)+KI(aq) →AgI(s)+KF(aq) Write…

A: The reaction given is  AgF (aq) + KI (aq) -----> AgI (s) + KF (aq)

Q: What is the concentration in molarity of an aqueous solution which contains 12.01% by mass…

A:

Q: n which of these gas-phase equilibria is the yield of products hot affected by increasing the total…

A: According to the Le Chatlier principle, an increase in pressure will shift the equilibria in the…

Q: What is the most likely order of this reaction? Second order Third order

A: Only in the case of second order kinetics has the relation between 1/[A] and t, shown below.…

Q: Hydrogen and chlorine react to form hydrogen chloride, like this: H2(g) + Cl,(g) → 2 HCl(g) Also, a…

A: Introduction :  kp is termed as equilibrium constant when species are in gaseous state .

Q: Band theory uses molecular orbital theory to describe the bonding in metals and other solids.…

A: Conductors are substances that are good conductor of heat and electricity. Insulator is material…

Q: Sulfur trioxide decomposes to form sulfur dioxide and oxygen, like this: 2 SO3(9) → 2 SO2(9) + O2(9)…

A:

Q: A solution is made by mixing 36. g of thiophene (C,H4S) and 150. g of benzene (C,H6). Calculate the…

A: Mole fraction is the ratio of mole of a particular moiety to the total mole of the solute and…

Q: This is the thermite reaction which produces an incredible amount of heat as it occurs: Fe₂O3 + 2 Al…

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Q: Calculate the volume in milliliters of a 5.9 mol/L silver nitrate solution that contains 125. mmol…

A: Strength of a solution normally represents the solute amount that is present in a solution of known…

Q: Write the concentration equilibrium constant expression for this reaction. HCN(aq)+OH (aq)→CN…

A: Firstly check whether the reaction is balanced or not. That is whether the no of same kind of atoms…

Q: A chemist adds 55.0 mL of a 1.4M barium acetate (Ba(C,H,0,)) solution to a reaction flask. Calculate…

A: Given, Volume of Barium Acetate = 55 mL = 0.055 L Molarity of Barium Acetate = 1.4M

Q: For each system listed in the first column of the table below, decide (if possible) whether the…

A: Entropy is the measure of disorderness in the system. Entropy for each state is different, gas have…

Q: How do I solve this?

A: The amount that is predicted by the calculation of stoichiometry of the reaction is known as…

Q: Calculate the molalities of the following aqueous solutions: (a) 1.21 M sugar (C12H22011) solution…

A: Molality = no. of moles of solute/Mass of solvent (kg) Now, we have to calculate 'no. of moles of…

Q: 5) At a particular temperature, K, = 9.0x108 for the reaction 2F20(g) = 2F2(g) + Oz(g) The initial…

A:

Q: The rate of a certain reaction is given by the following rate law: rate =k[N;][0:] Use this…

A: The rate law for the reaction is given as Rate = K [N2]3 [O3 ]

Q: A chemist adds 0.90 L of a 2.6 mol/L nickel(II) chloride (NiCl,) solution to a reaction flask.…

A: The amount of nickel chloride produced has to be calculated

Q: The following chemical reaction takes place in aqueous solution: FESO (aq)+K2S(aq) →FeS(s)+K2SO4(aq)…

A: The net ionic equation is used to represent only those species i.e. ions and molecules that…

Q: H,0(1) + Al,s, (s) → H,S (g) + Al,0, (4) ASxn > 0 not enough information.

A: The entropy of any reaction depends on 2 factors States of compounds .i.e. entropy order - Gases…

Q: 2 attempts left Check my work Be sure to answer all parts. Compound A decomposes according to the…

A: Given: The equilibrium equation is: A (g) ⇌ 2 B (g) + C (g) Volume of the container = 1.00 L…

Q: How do I solve this?

A: Given information:

Q: Write the concentration equilibrium constant expression for this reaction. 2+ 2 Cu"(aq)+41 (aq)→2…

A: While writing Keq expression to any reaction you should remember few points that -  Solid species…