Gce Model Questions Vol1 2022 Physics Question 29

Practice objective / multiple choice question 29 from the 2022 Gce Model Questions Vol1 Physics examination.

Gce Model Questions Vol1 2022 Physics Objective / Multiple Choice Medium Difficulty
Question 29 GCE_MODEL_QUESTIONS_VOL1 • 2022 • PHYSICS • objective

A sealed container of volume \(0.020\ \text{m}^{3}\) initially contains \(0.5\ \text{mol}\) of an ideal monatomic gas at \(300\ \text{K}\). Another ideal gas, diatomic, with \(0.3\ \text{mol}\) at \(400\ \text{K}\) is then introduced into the container, which is thermally insulated so that no heat is exchanged with the surroundings. After the gases mix and reach thermal equilibrium, the final temperature of the mixture is \(T_{f}\). Determine \(T_{f}\) (in kelvin). (Take \(R=8.314\ \text{J mol}^{-1}\text{K}^{-1}\).)

Answer Options

A. 300 K
B. 400 K
C. 330 K
Correct Answer D. 350 K
Correct Answer
D
Correct Option:
350 K

About This Question

This is Gce Model Questions Vol1 2022 Physics Question 29. It is one of the objective questions from the 2022 Gce Model Questions Vol1 Physics examination.

Difficulty level: Medium .

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