Define the atomic mass unit. - Vidyadip

MCQ

Define the atomic mass unit.

✓
Mass unit equal to exactly one $-$ twelfth the mass of a carbon $-12$ atom.
B
Mass unit equal to exactly the mass of a carbon $-12$ atom.
C
Mass unit equal to exactly one $-$ twelfth the mass of a hydrogen atom.
D
All of the above.

✓

Answer

Correct option: A.

Mass unit equal to exactly one $-$ twelfth the mass of a carbon $-12$ atom.

Atomic mass unit is a mass unit equal to exactly one $-$ twelfth the mass of a carbon $-12$ atom.

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