Helpp me to solve these question. 1) A 150. mL glass of vodka is 42.5% ethanol (CH3CH2OH) by volume. density of ethanol:

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Helpp me to solve these question. 1) A 150. mL glass of vodka is 42.5% ethanol (CH3CH2OH) by volume. density of ethanol:

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Helpp me to solve these question.
1) A 150. mL glass of vodka is 42.5% ethanol(CH3CH2OH) by volume.density of ethanol: 0.789g/mL density of water: 1.00g/mL Molar mass of ethanol: 46.07g/mol
a. Calculate the volume of ethanol in the glass mL
b. Calculate the mole fraction of ethanol
2)
A student dissolves a spoonful of sugar into a glass ofroom-temperature water, and it all dissolves.
a) Is the solution: saturated unsaturated supersaturated insufficient data to determine
Why
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