The amount of molecules assembled, the processes performed on the substances. I'm not exactly sure of the question to be honest, but there's a start
Answer:
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Answer:
%Volume of ethanol = 15.25%
Explanation:
Volume of water = 250mL
Volume of ethanol = 45mL
The total volume of the solution = volume of ethanol + volume of water
Total volume = 45 + 250 = 295mL
%Volume of ethanol = Vol. of ethanol / Total volume x 100
%Volume of ethanol = 45/295 x 100
%Volume of ethanol = 15.25%