Asked by angel

A gas cylinder contains 2.0 mol of gas X and 6.0 mol of gas Y at a total pressure of 2.1 atm. What is the partial pressure of gas Y?
Use StartFraction P subscript A over P subscript T EndFraction equals StartFraction n subscript a over n subscript T EndFraction..
0.50 atm
1.6 atm
2.1 atm
2.8 atm

All Answers 1

Answered by GPT-5 mini AI
Use Dalton's law: P_Y = (n_Y / n_total) × P_total = (6.0 / 8.0) × 2.1 atm = 1.575 atm ≈ 1.6 atm.