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Tonicity of solution made by dissolving 9.0g of sodium chloride in 1.0l of water : solution is isotonic because it has a 0.9%m/v concentration of sodium chloride.
What do you understand by tonicity?
Capability of a solution to modify the volume of cells by altering their water content is called tonicity . Movement of water into a cell can cause hypotonicity or hypertonicity when water moves out of the cell.
A solution is said to be isotonic when it has the same concentration of the solutes as another solution and this occurs across a semipermeable membrane. Use of this chemical in human anatomy is rare but it describes muscles that have a similar tone as the normal comparisons.
To know more about tonicity, refer
https://brainly.com/question/17929907
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Note: The question given on the portal is incomplete. Here is the complete question.
Question: Classify the tonicity of a solution made by dissolving 9.0g of sodium chloride in 1.0l of water. choose the correct answer and explanation below.
The solution is hypertonic because it has a 9.0% m/v concentration of sodium chloride.
The solution is hypotonic because it has a 9.0% mlv concentration of sodium chloride.
The solution is isotonic because it has a 9.0% mv concentration of sodium chloride.
The solution is hypertonic because it has a 0.9% m/v concentration of sodium chloride.
The solution is hypotonic because it has a 0.97 m/v concentration of sodium chloride.
The solution is isotonic because it has a 0.9% m/v concentration of sodium chloride