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1. How many mL of a 22.5% (v/v) ethanol solution would you need to measure out in order to have 12.5 mL of ethanol? (Molar mass of ethanol is 46.07 g/mol)

2. How many grams of NaOH are in a 225.0 mL sample of a 2.5 M solution of NaOH? (Molar mass of NaOH is 40.0 g/mol)

3. How many grams of NaCl are in a 388.5 g sample of a 1.25% (m/m) NaCl solution? (Molar mass of NaCl is 58.54 g/mol)

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  • Category:- Chemistry
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