Lattice Energy - Calculate the lattice energy for CaH2 (in kilojoules per mole) using the following information:
Eea for H = -72.8 kj / mol
Ei1 for Ca = +589.8 kj / mol
Ei2 for Ca = +1145 kj / mol
Heat of sublimat ...
Equilibrium constant - Calculate the equilibrium constant of the following reaction at 25°C from standard potential data (available in emf (electromotive force tables) in any General Chemistry book; the library has many.)
...
This problem deals with hydroxide ions. - Given the concentration of hydroxide ions, use the ion product constant of water to calculate the concentration of the other ion at 298 K.
OH = 1.3 times 10 to the negative 2 power M