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Chapter 9: Q. 9.82 (page 317)

Why do lettuce leaves in a salad wilt after a vinaigrette dressing containing salt is added?(9.6)

Short Answer

Expert verified

The cells of leaves shrink as a result of water loss. As a hyperosmotic medium, the salad dressing is being used.

Step by step solution

01

Introduction.

Vinaigrette is created by combining oil with a neutral acid like acid or lime juice (citric acid). Salt, herbs, and/or spices can be added into the mixture. The most main applications is as a salad dressing.

02

Given data.

Osmosis is the diffusion of hydrogen atoms via a semipermeable membrane. Due to water loss, hypertonic solution causes of the leaf to shrink.

03

Explanation.

The introduction of salt to a vinaigrette dressing causes lettuce leaves in meals to wilt. The osmosis process will cause water loss from the leaves. The pores of plants shrink as a result of water loss. The salad dressing used is a hypertonic medium.

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Most popular questions from this chapter

Select the diagram that represents the shape of a red blood cell when placed in each of the following a to e:(9.6)

a. 0.9%(m/v)NaClsolution

b. localid="1654008537048" 10%(m/v)glucose solution

c. localid="1654008233523" 0.01%(m/v)NaClsolution

d. localid="1654008237506" 5%(m/v)glucose solution

e. localid="1654008241312" 1%(m/v)glucose solution

Match the diagrams with the following: (9.1)

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b. a nonpolar solute and a polar solvent

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