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45 votes
45 votes
When 50 mL of water is added, the graduated cylinder has a mass of 180 g. If a rook is added to the graduated cylinder, the water level rises to 90 mL and the total mass is now 270 g. What is the density of the rock? ​

User Rattray
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1 Answer

25 votes
25 votes

Answer:

14

70g/(35mL-30mL)=14g/mL

Step-by-step explanation:

User Roughnecks
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