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JEE Main 2017

JEE Main 2017 Chemistry question on Some Basic Concepts of Chemistry

The most abundant elements by mass in the body of a healthy human adult are oxygen (61.4%), carbon (22.9%), hydrogen (10.0 %), and nitrogen (2.6%). The weight which a 75 kg person would gain if all 1^1H atoms are replaced by 2^2H atoms is
  1. A.
    15 kg
  2. B.
    37.5 kg
  3. C.
    7.5 kg
  4. D.
    10 kg
Show answer

Correct option: C

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