Bellringer 5

Using the equation below, calcuate the following:
Molar ratio
Molar mass
Mole to mole (given 2 moles of HBr)
Mole to gram (given 43 grams of HBr)
Gram to Percent Yield

HBr + ___ KHCO3 --->___ H2O + ___ KBr + ___ CO2