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1600cm3 of fresh water of density 1g/cm3 are mixed with 1200cm3 of sea water of density 1.2g/cm3. Determine the density of the mixture.

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1600cm3 of fresh water of density 1g/cm3 are mixed with 1200cm3 of sea water of density 1.2g/cm3. Determine the density of the mixture.

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mass of fresh water =1600g, mass of sea water=1440g, total mass=3040g

Total vol of mixture=2800cm3

Density=mass/volume; 3040g/2800cm3=1.0857g/cm3=1085.7kg/m3

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