GKFix MCQ Question

What is the correct expression for total vapor pressure of a binary solution?

• A. p_total = x₁ p₁⁰
• B. p_total = x₁ p₁⁰ + x₂ p₂⁰
• C. p_total = x₂ p₂⁰
• D. p_total = x₁ p₂⁰ + x₂ p₁⁰