Suppose a Solution That Is 70% Isopropyl Alcohol and 30

question 27

Multiple Choice

Suppose a solution that is 70% isopropyl alcohol and 30% water by mass has a density of 0.785 g/mL.Which statement below regarding this solution is true? Isopropyl alcohol has a condensed formula of (CH₃) ₂CHOH and a molar mass of 60.09 g/mol.

• A)Isopropyl alcohol is the solvent.
• B)Isopropyl alcohol can hydrogen bond with water and with itself.
• C)100 mL of this solution would have a mass of 785 grams.
• D)The number of moles of isopropyl alcohol is greater than the number of moles of water present.
• E)The solution will separate over time because the intermolecular forces between water molecules are so strong.

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