How many grams of CO2 would be present in 125L of CO2 at STP? please show work

Answer 1

At STP 1 mol of an ideal gas = 22.4 L

125 L CO₂ x 1 mol CO₂/22.4 L = 5.58 moles CO₂

5.58 moles CO₂ x 44 g CO₂/mol CO₂ = 246 g CO₂