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Problem

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2 Nov 2021

Given information

The mass of heptane in the mixture is .

The vapor pressure of pure heptane at  is .

The mass of octane in the mixture is .

The vapor pressure of pure octane at  is .

Step-by-step explanation

Step 1.

The total pressure of the mixture of gases is calculated by the formula,

(considered as equation 1)

Where,

  • is the total pressure of the mixture.

  • is the vapor pressure of heptane.

  • is the vapor pressure of octane.

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