How many grams of calcium carbonate, #CaCO_3#, contain 48 grams of oxygen atoms?

1 Answer
Oct 12, 2016

Answer:

A #100.09*g# mass of calcium carbonate contains #48*g# of oxygen atoms.

Explanation:

In one mole of calcium carbonate, there are #40.08*g# calcium metal, #12.01*g# of carbon, and #3xx15.999*g=48*g# of oxygen. From where did I get these masses? Did I know them off the top of my head?