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Consider a galvanic cell that used the reaction: 2 Ag+(aq) + Sn(s) ? 2 Ag(s) + Sn2+(aq). Calculate the potential at 25°C for the cell given: [Ag+] = 0.010 M, [Sn2+] = 0.020 M
What weight of sodium acetate, NaCO2CH3, must be added to 500.0 mL of 0.500 M acetic acid HCO2CH3 to produce a buffer solution
Calculate the amount of heat needed to convert 96 g of ice at 24 C to water at 28 C. The specific heat capacity of H2O(s) is 2.1 J/(g C).
how many grams of acetylene are produced by adding water to 5g of CaC2?
When 100.g Mg3N2 reacts with 75.0 g H2O, 15.0 g of NH3 is formed. What is the % yield?
A quantity of HI was sealed in a tube, heated to 425C, and held at this temperature until equilibrium is reached. The concentration of HI in the tube at equilibrium was found to be 0.0706 moles/liter
A reaction that occurs with large decrease in enthalpy and small decrease in entropy. D. A reaction that occurs with any size increase in enthalpy and any size decrease in entropy.
How many grams of oxygen can be added to the balloon before it pops? Assume the balloon had no gas in it before oxygen is added.
Draw trans-1-methyl-4-isopropylcyclohexane oin its two chair flipped forms. Indicate which of chair conformations
4 KO2 + 2 H2O + 4 CO2 ==> 4 KHCO3 + 3 O2 How many moles of O2 will be produced if 5.17 moles of CO2 react completely?
The specific 14C activity of a sample of charcoal is determined to be 12.47 dpm g-1of carbon. What is the age of the sample if the initial activity of 14C in this sample was 13.56 dpm g-1of carbon?
Using Acid Chlorides to Prepare Aromatic Ketones, Acid chlorides are used as electrophiles in the Friedel-Crafts reaction to prepare aromatic ketones. The reaction involves the transfer of an aromatic hydrocarbon with an acyl chloride in the prese..
Consider equimolar samples of the same ideal gas at the same temperature, but different volumes. Sample A has a larger volume than sample B. Compare the pressures. Compare the rms speeds. Compare the average kinetic energies.
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