Question

The graph drawn between pressure and temperature at constant volume for a given mass of different molecular weights $M_{1}$ and $M_{2}$* *are the straight lines as shown in the figure then

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Updated on : 2022-09-05

Solution

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Correct option is B)

Slope of P-T curve = $MVwR $

Since V = constant and w = constant, we get that the slope is inversely proportional to molecular weight

Steeper the line, more is slope, less is molecular weight.

So, $M_{1}>M_{2}$

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