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a powder has a mass of 40.0g when the powder is added to 30.0ml of water the total volume is 45.0ml what is the denaity of the powder
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a powder has a mass of 40.0g when the powder is added to 30.0ml of water the total volume is 45.0ml what is the denaity of the powder

User Mkobuolys
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1 Answer

6 votes
mass = 40.0g
initial volume = 30.0 cm3
finial volume = 45.0 cm3

Volume= Displacement of Final - Initial
V = 45.0 -30.0 = 15.0 dm3

Density = Mass ÷ Volume

D= 40.0g ÷ 15.0 dm3

D= 2.67 g/dm3
User Nicu Tofan
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