How many grams of NO gas can be produced from 80.0mL of 4.00M HNO3 and excess Cu?

3Cu + 8HNO3---3Cu(NO3)2 + 4H20 + NO

1 answer

This is a stoichiometry problem. Here is an example of a stoichiometry problem I've posted. Just follow the steps.
http://www.jiskha.com/science/chemistry/stoichiometry.html