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Question: Answered & Verified by Expert
Assertion : S.I. unit of atomic mass and molecular mass is kilograms.
Reason : Atomic mass is equal to the mass of $6.023 \times 10^{24}$ atoms.
ChemistryStructure of AtomAIIMSAIIMS 2010
Options:
  • A If both assertion and reason are true and reason is the correct explanation of assertion
  • B If both assertion and reason are true but reason is not the correct explanation of assertion
  • C If assertion is true but reason is false
  • D If both assertion and reason are false.
Solution:
2403 Upvotes Verified Answer
The correct answer is: If both assertion and reason are false.
Atomic mass and molecular mass are the ratios and have no units.
$$
\text { Mol. mass }=\frac{\text { Wt. of onemolecule of the substance }}{1 / 12 \times \text { wt. of oneatom of } \mathrm{C}-12} .
$$

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