how many moles of cao are needed to react with excess water to produce 370 grams of calcium hydroxide

3 answers

What is cao? You won't get far in chemistry unless you find and use the caps key. Note that CO, Co, and co are different.

Do you mean CaO?
CaO + H2O ==> Ca(OH)2
mols Ca(OH)2 = grams/molar mass = ?
mols CaO = mols Ca(OH)2
i don't answer you
6.6 moles