chemfiesta gas law practice answers
roximately 1.11 atm. 3. Stoichiometry and Gas Laws Example Problem: "How many grams of oxygen are needed to fill a 10.0 L tank at 2.0 atm and 300 K?" Solution Approach: Use ideal gas law to find moles: \[ n = \frac{PV}{RT} \] Substitute: \( P=2.0 \text{ atm} \), \( V=10.0 \te