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NEET
Exam
NEET
Subject
Chemistry
Chapter
Some Basic Concepts of Chemistry

NEET · Chemistry · Some Basic Concepts of Chemistry

What fraction of the mass of one carbon-12 (12 C) atom is defined...

What fraction of the mass of one carbon-12 (12 C) atom is defined as one atomic mass unit (amu) in the present system?

Options

  1. AOne-tenth
  2. BOne-twelfth
  3. COne-half
  4. DOne-quarter

Correct answer

B. One-twelfth

Step-by-step solution

One atomic mass unit (amu) exactly equal to one-twelfth of the mass of one carbon-12 (12
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