Author Question: Which reactant is present in excess if 10.0 g of CaO react with 3.0 mol of H2O? CaO + H2O ... (Read 50 times)

daltonest1984 · **on:** Aug 27, 2018

Which reactant is present in excess if 10.0 g of CaO react with 3.0 mol of H2O?

CaO + H2O Ca(OH)2
A) Ca(OH)2
B) CaO
C) H2O
D) None of the above, the amounts exactly balance.

Question 2

The concentrations of reactants and products do not change as equilibrium is approached, only the rate at which products are formed and reactants are consumed.

Indicate whether the statement is true or false