Two methanol-water mixtures are contained in separate tanks. The first mixture contains 40.0 wt% methanol and the second contains 70.0 wt% methanol. If 200 kg of the first mixture is combined with 150 kg of the second, what are the mass and composition of the product (Total balance, Methanol balance, Physical constraint)?

Two methanol-water mixtures are contained in separate tanks. The firs

1.	Two methanol-water mixtures are contained in separate tanks. The first mixture contains 40.0 wt% methanol and the second contains 70.0 wt% methanol. If 200 kg of the first mixture is combined with 150 kg of the second, what are the mass and composition of the product (Total balance, Methanol balance, Physical constraint)?
A.	350 kg, 0.529, 0.471
B.	320 kg, 0.529, 0.521
C.	360 kg, 0.620, 0.471
D.	350 kg, 0.690, 0.760
Answer» B. 320 kg, 0.529, 0.521

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