1

JEE Main 2022 (Online) 24th June Evening Shift

Numerical

+4

-1

At 300 K, a sample of 3.0 g of gas A occupies the same volume as 0.2 g of hydrogen at 200 K at the same pressure. The molar mass of gas A is ____________ g mol^{$$-$$1}. (nearest integer) Assume that the behaviour of gases as ideal.

(Given : The molar mass of hydrogen (H_{2}) gas is 2.0 g mol^{$$-$$1}.)

Your input ____

2

JEE Main 2021 (Online) 1st September Evening Shift

Numerical

+4

-1

An empty LPG cylinder weighs 14.8 kg. When full, it weighs 29.0 kg and shows a pressure of 3.47 atm. In the course of use at ambient temperature, the mass of the cylinder is reduced to 23.0 kg. The final pressure inside of the cylinder is _________ atm. (Nearest integer)

(Assume LPG of be an ideal gas)

(Assume LPG of be an ideal gas)

Your input ____

3

JEE Main 2021 (Online) 25th July Evening Shift

Numerical

+4

-1

An LPG cylinder contains gas at a pressure of 300 kPa at 27$$^\circ$$. The cylinder can withstand the pressure of 1.2 $$\times$$ 10

^{6}Pa. The room in which the cylinder is kept catches fire. The minimum temperature at which the bursting of cylinder will take place is __________$$^\circ$$ C. (Nearest integer)Your input ____

4

JEE Main 2021 (Online) 25th July Morning Shift

Numerical

+4

-1

A home owner uses 4.00 $$\times$$ 10

(Given R = 0.083 L atm K

^{3}m^{3}of methane (CH_{4}) gas, (assume CH_{4}is an ideal gas) in a year to heat his home. Under the pressure of 1.0 atm and 300 K, mass of gas used is x $$\times$$ 10^{5}g. The value of x is __________. (Nearest integer)(Given R = 0.083 L atm K

^{$$-$$1}mol^{$$-$$1})Your input ____

Questions Asked from Gaseous State (Numerical)

Number in Brackets after Paper Indicates
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