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9. Solutions - 4! 3부

9. Solutions / Molality / 문제 5

문제 5

Calculate the molality of a 9.70 M solution made of ethanol (C₂H₅OH) dissolved in water. Its density is 0.789 g/mL.

A

7.65 m

B

9.70 m

C

12.3 m

D

28.4 m