JEE Main 2022 (Online) 25th June Evening Shift | Gaseous State Question 21 | Chemistry

This chapter is currently out of syllabus

JEE Main 2022 (Online) 25th June Evening Shift

Numerical

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Out of Syllabus

A rigid nitrogen tank stored inside a laboratory has a pressure of 30 atm at 06:00 am when the temperature is 27$$^\circ$$C. At 03:00 pm, when the temperature is 45$$^\circ$$, the pressure in the tank will be _________ atm. [nearest integer]

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JEE Main 2022 (Online) 24th June Evening Shift

Numerical

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Out of Syllabus

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 (H₂) gas is 2.0 g mol^$$-$$1.)

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JEE Main 2021 (Online) 1st September Evening Shift

Numerical

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Out of Syllabus

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)

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JEE Main 2021 (Online) 25th July Evening Shift

Numerical

-1

Out of Syllabus

An LPG cylinder contains gas at a pressure of 300 kPa at 27$$^\circ$$. The cylinder can withstand the pressure of 1.2 $$\times$$ 10⁶ 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)

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