Question

5.74 gm of substance occupies 1.2cm square .Express its density keeping significant figure in view . plz answer with full explaination​

Answer 1

Answer:

Density = 5.74/120

= 0.04783333

Answer 2

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• There are 3 significant figures in the measured mass wherr there are only 2 significant figures in the measures volume .
• Hence the density should be expressed to only 2 significant figures.

Density = $\frac{5.74}{1.2}$ g ${cm}^-3.</p><p></p><p></p><p></p><p></p><p>={4.8}$ g${cm}^-3$.