Question

A 1 g mixture of CaCO3 and CaO is reduced to yield 0.6 g of metal calcium. Determine the % composition of the original mixture.

Answer 1

Learning Objectives

By the end of this section, you will be able to:

Use the ideal gas law to compute gas densities and molar masses

Perform stoichiometric calculations involving gaseous substances

State Dalton’s law of partial pressures and use it in calculations involving gaseous mixtures