Alcohol of mass 21g and density 0.7gcm-3 is mixed with 10g of water. Determine the density of the mixture. [Density of water = 1.0gcm-3]
A.
0.775gcm-3
B.
0.780gcm-3
C.
0.875gcm-3
D.
0.880gcm-3
Answer: A
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