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The vapour pressure of ethanol and metha...

The vapour pressure of ethanol and methanol are 44.5 mm and 88.7 mm Hg respectively . An ideal solution is formed at the same temperature by mixing 60g of ethanol with 50g of methanol . Calculate total vapour pressure of the solution.

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To solve the problem, we will follow these steps: ### Step 1: Given Data - Vapor pressure of pure ethanol (P0E) = 44.5 mm Hg - Vapor pressure of pure methanol (P0M) = 88.7 mm Hg - Mass of ethanol (mE) = 60 g - Mass of methanol (mM) = 50 g ...
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The vapour pressures of ethanol and methanol are 44.5 and 88.7 mm Hg , respectively. An ideal solution is formed at the same temperature by mixing 60 g of ethanol with 40 g of methanol . Calculate the total vapour pressure of the solution and mole fraction of methanol in the vapour.

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Knowledge Check

  • The vapour pressures of ethanol and methanol are 42.0mm and 88.0mmHg respectively .An ideal solution is formed at the same temperature by mixing 46.0g of ethanol with 16.0g of methanol. The mole fraction of methanol in the vapour is:

    A
    `0.467`
    B
    `0.502`
    C
    `0.513`
    D
    `0.556`

  • The vapour pressure of ethyl alcohol and methyl alcohol are 45mm and 90 mm. An ideal solution is formed at the same temperature by mixing 60g of C_(2)H_(5) OH with 40g of CH_(3)OH . Total vapour pressure of the solution is approximately.

    A
    67 mm
    B
    35 mm
    C
    105 mm
    D
    140 mm

  • Vapour pressure of ethanol and methanol are 44.5 mmHg and 88.7 mmHg respectively .At the same temperature 60 gm of ethanol is mixed with 40 gm of methanol forming an ideal solution.Calculation the vapour pressure of mixture.

    A
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    B
    66.13 mm
    C
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    D
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