1.

Two liquids of densities d1 and d2 are mixed in equal masses. Find the resultant density of the mixture.

A. \(\frac{{{d_1}{d_2}}}{{{d_1} + {d_2}}}\)
B. \(\sqrt {{d_1}{d_2}} \)
C. \(\frac{{{d_1} + {d_2}}}{2}\)
D. \(\frac{{2{d_1}{d_2}}}{{{d_1} + {d_2}}}\)
Answer» E.


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