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A. Write a balanced equation for the spontaneous reaction that would occur if a cell were constructed using magnesium metal in a 1.00 M solution of MgSO4 and an inert electrode in a solution containing 1.00 M KMnO4 and 1,oo M H+. Calculate Eo cell for this cell?
B. Write a balanced equation for the acid-base reaction that occurs when each of the following substances is dissolved in water. Explain why you chose the reaction that you did. Write the expression for K for each reaction. Explain whether K is a Ka or a Kb.
a. NaHC2O4b. KHS
during the procedure you wash your crude product first with water than sodium bicarbonate solution. what is the purpose of each
A cylindrical steel pipe is used to transport hydrogen gas in a certain process. The density of the hydrogen in the pipe is 5kg/m3 and the density in the environment is effectively zero
The solubility of silver chromate, which has a Ksp equal to 9.0e-12 at 25 degrees celsius, is determined in water and in two different solutions. Predict the relative solubility of silver chromate in the three solutions
The 9.163 g their air Air Cs equals 1005J/KG c in an inflated balloon is warmed over a toaster and increases in temperature by 11°C the balloon expands against one atmospheric pressure and changes volume for one liter to two liters
Calculate the enthalpy change for the production of 200 L of hydrogen at 500 torr and 338.15 K for reaction : C(s) + H2O (g) --> CO (g) + H2 (g)
Use the Ksp values in the table to calculate the molar solubility of the given compound in pure water. CuS
1) Calculate the solubility of Au(OH)3 in water. (Ksp = 5.5e-46). 2) Calculate the solubility of Au(OH)3 in 1.1 M nitric acid solution.
Select the most important resonance structure for this species based on the formal charges on the atoms of the three resonance structures you have drawn. Now select the statement from the multiple choices which is true about this most important re..
a 1.750 g sample containing potassium hydrogen carbonate is decomposed by heating. if the mass loss is .271g, what is the percentage of KHCO3 in the unknown mixture
A 0.1019g portion of an aspirin tablet was dissolved in sufficient water to prepare 1.000L of solution. A pipet was used to transfer 10 mL of the solution to a 100 mL volumetric flask.
What is the rate of the reaction if the concentration of CH3Br is doubled. B. What is the rate of the reaction if the concentration of NaOH is halved
calculate the final temperature of the gas mixture. Assume the heat capacities of the gases are constant and are given in Appendix B of your text.
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