Moderate

It is the fact that 22.414 dm3 of any gas has a different mass but the same number of:

Correct answer: B. Particles

  • A. Atoms
  • B. Particles
  • C. Molecules
  • D. None of these

Explanation

22.414 dm3 of each gas has a different mass however the very same number of particles. The reason is that the masses and the sizes of the monoatomic or diatomic gases don't affect the volumes.

Last updated

About Fundamental Concepts of Chemistry

Mole calculations connect mass, number of particles and Avogadro's number, while balanced equations provide the mole ratios used in stoichiometry. Questions cover limiting and excess reactants, theoretical yield and percentage yield, including identifying which reactant is consumed first and comparing the actual product with the maximum possible product.

Practise Fundamental Concepts of Chemistry

894 free Fundamental Concepts of Chemistry MCQs from Chemistry, each with the correct answer and an explanation. Unlimited attempts, no account needed.

Exams that ask Chemistry questions like this

Chemistry is on 12 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.

Related questions