Rochelle is conducting an experiment on cells of Elodea, a kind
of water plant. To induce plasmolysis at the correct rate, she
needs to use an 8% saline solution, but she has only the
solutions shown on hand.
A. If Rochelle mixes the two solutions to get 100 mL of an 8%
saline solution, which will she use more of? Explain.
B. How can Rochelle determine the amount of each solution she
needs to make the 8% saline solution?
Enter your answer.
C. Use Appropriate Tools Are there any methods for solving this
problem other than the one you used in part B? Explain.
-800
- 600
ml-400
- 200
1000
Solution A
10% saline
- 800
- 600
ml-400
- 200
1000
Solution B
5% saline
