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Question

A 2.16 g of a substance occupies 1.5 cm3. Its density to appropriate significant figure is:


A

1.44

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B

1.444

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C

1.5

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D

1.4

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Solution

The correct option is D

1.4


There are 3 significant figures in measured mass whereas there are only 2 significant figures in measured volume. Hence density should be expressed to only 2 significant figures.


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