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23-09-2017
Chemistry

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The density of a rock is 3.93 g/ml. if the rock is added to 3.42 ml of water, the level of the water rises to 5.29 ml. what is the mass of the rock?

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Nadeshiko Nadeshiko

23-09-2017

Density = mass / volume

Density = 3.93

Volume = 5.29 - 3.42 = 1.87

Mass = x

3.93 = x / 1.87

3.93 = 100x / 187

734.91 = 100x

7.3491 = x

Your mass is 7.3491 grams.

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