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Question: Answered & Verified by Expert
A substance of mass \( 49.53 \mathrm{~g} \) occupies \( 1.5 \mathrm{~cm}^{3} \) of volume. The density of the substance (in \( \mathrm{g} \)
\( \left.\mathrm{cm}^{-3}\right) \) with correct number of significant figures is
PhysicsAlternating CurrentKCETKCET 2017
Options:
  • A \( 33.02 \)
  • B \( 3.300 \)
  • C \( 3.3 \)
  • D \( 3.30 \)
Solution:
2128 Upvotes Verified Answer
The correct answer is: \( 33.02 \)
Density $=\frac{\text { Mass }}{\text { Volume }}$
Given, mass $=49.53 \mathrm{~g} ;$ volume $=1.5 \mathrm{~cm}^{2}$
Therefore, Density $=\frac{49.53}{1.5} \mathrm{gcm}^{-3}=33.02 \mathrm{gcm}^{-1}$

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