MHT-CET

States of Matter question bank (Chemistry)

Practice 96 free MHT-CET Chemistry - States of Matter questions with answers and step-by-step solutions.

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Q1.

The volume occupied by a given mass of gas at $298$ K is $35$ mL at $1$ atmospheric pressure. Calculate the volume of the gas if pressure is decreased to $0.75$ atmosphere at constant temperature.

(A)

$46.66$ mL

(B)

$42.7$ mL

(C)

$50.2$ mL

(D)

$49.2$ mL

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Q2.

A bubble of air is underwater at temperature $15\ ^\circ\text{C}$ and the pressure $1.5\ \text{bar}$. If the bubble rises to the surface where the temperature is $25\ ^\circ\text{C}$ and the pressure is $1.0\ \text{bar}$, what will happen to the volume of the bubble?

(A)

Volume will become greater by a factor of $1.6$.

(B)

Volume will become greater by a factor of $1.1$

(C)

Volume will become smaller by a factor of $0.70$

(D)

Volume will become greater by a factor of $2.5$

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