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The pressure on the gas of constant gas thermometer at th...

The pressure on the gas of constant gas thermometer at the ice point is 325mm of mercury and at the steam point is 875mm of mercury. Find the temperature when the pressure of the gas is 190mm of mercury

A.

30k

B.

243k

C.

300k

D.

3003k

Correct answer is B

100θ .... 875mm

0θ ....325mm

θ .... 190mm

0θ100θ = 325190875190


θ = -25oC

= 243k