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Question

For a given liquid at a given temperature vapour pressure is given by:


log10P(mm)=400(K)T+10

Vapour pressure of the liquid at 400K is:

A
9mm
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B
9mm
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C
109mm
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D
19mm
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Solution

The correct option is B 109mm
Vapour pressure of liquid a 400 K is given by

log10P(mm)=400(K)T+10

=400400+10

=9

P=109mm

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