Question

4. Calculate the density of a solid when:
(a) Mass of the solid = 100 g (b) Initial volume of water in the measuring cylinder = 45
(c) Final volume of water when the solid is completely immersed in it = 60 mL​

Answer 1

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$Mass of solid (M)=72g </p><p>Intial volume of water V </p><p>1</p><p> </p><p> =24 ml</p><p>Final volume of water V </p><p>2</p><p> </p><p> =42 ml</p><p></p><p>Volume of solid (V)=V </p><p>2</p><p> </p><p> –V </p><p>1</p><p> </p><p> </p><p> =42–24=18 cm </p><p>3</p><p> </p><p></p><p> Density of solid (D)= </p><p>V</p><p>M</p><p> </p><p> </p><p> = </p><p>18</p><p>72</p><p> </p><p> =4 g/cm </p><p>3$

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