tahanynur tahanynur

24-10-2022
Chemistry

Answered

a graduated cylinder has a mass of 50 g when empty. When 30 mL of water is added the graduated cylinder has a mass of 120 g. If a rock is added to the graduated cylinder, the water level rises to 75 mL and the total mass is now 250 g. What is the dentisy of the rock?

Answer :

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