what is the volume percent of solution prepared by dissolving 15cm^3 of ethanol in 100cm^cm of water
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Answer:
83
Explanation:
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Explanation:
Volume of ethanol = 10 ml
Volume of solution = 100 ml
Weight of ethanol = Volume×density
= 10×0.785
= 7.85 g
Weight of solution = 100×0.9866
= 98.66 g
Weight percent of ethanol =
98.66
7.85
×100
= 7.95%
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