MHT CET 2021 24th September Morning Shift | States of Matter Question 45 | Chemistry

At $$300 \mathrm{~K}, 22 \mathrm{~g}$$ of $$\mathrm{CO}_2$$ gas exerts a pressure of 5 atmosphere. What is the volume of the gas at the same temperature? $$(\mathrm{R}=0.0821 \mathrm{~L} \mathrm{~atm} \mathrm{~K}^{-1} \mathrm{~mol}^{-1})$$

$$5.61 \mathrm{~dm}^3$$

$$8.20 \mathrm{~dm}^3$$

$$2.46 \mathrm{~dm}^3$$

$$3.80 \mathrm{~dm}^3$$

MHT CET 2021 23th September Morning Shift

MCQ (Single Correct Answer)

-0

What is the mass of $$33.6 \mathrm{~dm}^3$$ of methane gas at S.T.P.?

$$4.8 \times 10^{-2} \mathrm{~kg}$$

$$3.3 \times 10^{-2} \mathrm{~kg}$$

$$1.6 \times 10^{-2} \mathrm{~kg}$$

$$2.4 \times 10^{-2} \mathrm{~kg}$$

MHT CET 2021 23th September Morning Shift

MCQ (Single Correct Answer)

-0

A gas has a volume of $$3.4 \mathrm{~L}$$ at $$298 \mathrm{~K}$$. What is the final temperature if the volume of gas increases to $$6.8 \mathrm{~L}$$ ?

596 K

412 K

298 K

$$149 \mathrm{~K}$$

MHT CET 2021 23th September Morning Shift

MCQ (Single Correct Answer)

-0

A balloon contains $$2.27 \mathrm{~L}$$ air and has a pressure of $$1.013 \times 10^5 \mathrm{~Nm}^{-2}$$. The balloon rises to a certain height and expands to volume of $$4540 \mathrm{~mL}$$. What is the final pressure of air in balloon?

$$2.026 \times 10^2 \mathrm{~Nm}^{-2}$$

$$5.065 \times 10^4 \mathrm{~Nm}^{-2}$$

$$4.540 \times 10^4 \mathrm{~Nm}^{-2}$$

$$5.065 \times 10^{-4} \mathrm{~Nm}^{-2}$$

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Some Basic Concepts of Chemistry Atomic Structure States of Matter Thermodynamics Chemical Equilibrium Ionic Equilibrium Liquid Solution Redox Reactions Surface Chemistry Solid State Electrochemistry Chemical Kinetics Nuclear Chemistry

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