200cm3 of water of density 1g/cm3 mixed with 300cm3 of milk of density 2g/cm3.calculate the density of the mixture.
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Answer:
1.6g/cm³
Explanation:
density of mixture = total mass
total volume
mass of water = volume x density
= 200 x 1
= 200g
mass of milk = density x volume
= 300 x 2
= 600g
total mass = 600 + 200
= 800g
total volume = 200 + 300
= 500cm³
density of mixture = 800
500
= 1.6 g/cm³
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