Answer to Question #177026 in General Chemistry for Grace

Question

What is the percent yield when 124 g of magnesium and 134 g of oxygen are combusted to form 54.5 g of magnesium oxide what is the theoretical yield and the percent yield

how many moles of H2O are produced F 1.25 moles of CAC03 are reacted according

CaCO3+2HCl->CaCl2+CO2+H2O

Answer 1

Theoretical Yield =33.6g

Percent Yield =44.6%