A) 12.17
B) 24.34
C) 10.17
D) 14.35
Correct Answer: A
Solution :
Mass of 1 L solution of ethanol = 1025 g Mass of solute in \[1.0 L = 8 \times 46 = 368 g\] Mass of solvent \[= 1025 - 368 g = 657 g\] Molality (m) \[= \,\frac{8}{657} \times 1000 \,= 12.17\]You need to login to perform this action.
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