Transcribed Image Text: Quèstion 21
The label on a 750 mL bottle of wine states that its alcohol content is 12%(v/v). What volume of alcohol is present in the bottle?
O 9.0 mL
O 120 mL
O 180 mL
O 90. mL Transcribed Image Text: Question 22
An aqueous NAOH solution is 3.0% (w/w). How many moles of NaOH is there in a sample which weighs 250 grams? Molar mass of NaOH = 40.00 g/mol.
O 0.19 mol
O 0.030 mol
O 0.075 mol
O 0.040 mol
