Chapter 7 HW

Question 1

Osmosis: A semipermeable membrane is placed between the following solutions. Which solution will decrease in volume?

Solution A: 1.4% (m/v) starch
Solution B: 7.62% (m/v) starch

Answer 1

Solution A: 1.4% (m/v) starch

Question 2

Osmosis: A semipermeable membrane is placed between the following solutions. Which solution will increase in volume?

Solution C: 9% (m/v) NaCl
Solution D: 12.4% (m/v) NaCl

Answer 2

Solution D: 12.4% (m/v) NaCl