A typical antacid contains CaCO3. If such an antacid is added to 25.0 mL of a solution that is 0.250 M in HCl, how many grams of CO2 gas are produced?

Answer 1

First, set up the balanced equation.

.025L of .25M HCl has .00625 moles HCl.

Now just see how many moles of CO2 are produce for each mole of HCl.

Convert the result to grams.