If 5.0 liters of carbon dioxide gas are produced by the reaction below at STP, how many liters of oxygen gas were used in the reaction?

2CO (g) + O2 (g) yields 2CO2 (g)

10.0 L

7.5 L

5.0 L

2.5 L

Question

Murillo

21 March, 02:32

+1

Answers (2)

Know the Answer?

Quentin Cruz · Answer 1

Answer: 2.5 L, use your dimensional analysis

Keith Shepard · Answer 2

V (O₂) : V (CO₂) = 1 : 2

x (O₂) : 5 L (CO₅)

x=5*1/2=2.5 L

If 5.0 liters of carbon dioxide gas are produced by the reaction below at STP, how many liters of oxygen gas were used in the reaction?2CO (g) + O2 (g) yields 2CO2 (g)10.0 L7.5 L5.0 L2.5 L