Chemistry-Atomic & Molecular Mass

NEET Chemistry Atomic & Molecular Mass MCQ Question

Type: MCQ-conceptual-Easy-Class 11

Which of the following statements about atomic and molecular mass is correct?

A

Atomic mass is the mass of a single atom measured in grams.

B

Molecular mass is the sum of the atomic masses of all atoms in a molecule.

C

1 mole of any substance contains the same number of atoms, regardless of the substance.

D

Molecular mass is always expressed in atomic mass units (amu) only.

Correct Answer

Option B

Detailed Explanation

Molecular mass is indeed the sum of the atomic masses of all atoms in a molecule, which aligns with the fundamental understanding of molecular composition in chemistry.

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