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Write the proton transfer equilibrium for the following, and identify the conjugate acid base pairs.
A. N2H5+B. HPO42-
Determine whether the solution formed from the following salts will be acidic, basic or neutral. Write equations for hydrolysis.
a. NaHCO3b. CH3NH3Clc. KNO3
How many grams of aluminum must be used to produce 5.00 grams of hydrogen gas?
Like all lenders, Ricky must report an APR toconsumers. What rate should the shop report? What is the effective annual rate?
A cylinder containing a mixture of N2 and O2 is taken from the basement to the top of a 50-story building. Assuming that the temperature remains constant, which of the following properties of the gas change during the ascent
What is the contribution to the internal energy from translations for an ideal monatomic gas confined to move on a surface?
The standard enthalpy of formation of carbon monoxide is more esothermic than the sum of the standard enthalpies of formation of methane and water.
Consider following cell. SCE stands for the saturated calomel reference electrode, which has a fixed potential of 0.244 volt. Pt|VOSO4 (0.0824 M), V2(SO4)3 (0.395 M), HClO4 (0.0100 M) || SCE Calculate the cell potential.
if an automobile travels 235 mi with a gas mileage of 21.5 migal how many kilograms of co2 are produced?assume that the
calculate change of pH value when we add 100mL of 0,4M HCl to 100mL of 0,4M NH3. K(NH3)
The boiling point of ethanol is 78.3 C. Calculate the D S for vaporization of 0.5 mol of ethanol.
describe the observations you would make and write a net ionic equation for any reaction that would occur.
What is the theoretical yield(in grams) of aspirin ,C9H8O4, when 2.00g of salicylic acid,C7H6O3, is reacted with4.00g of acetic anhydride
natural gas at standard conditions is transferred to 9.50 kilograms of water (specific heat = 4.18 J/g K), calculate the increase in temperature of the water
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