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Question: Answered & Verified by Expert
The molecular mass of an organic monobasic acid is 129 and value of $\mathrm{n}$ is 2, what is empirical
formula mass of compound?
ChemistrySome Basic Concepts of ChemistryMHT CETMHT CET 2020 (14 Oct Shift 2)
Options:
  • A $158 \cdot 0$
  • B $193 \cdot 5$
  • C $64 \cdot 5$
  • D 258
Solution:
2097 Upvotes Verified Answer
The correct answer is: $64 \cdot 5$
Empirical formula mass = molecular mass / n = 129/2 = 64.

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