Which mode of concentration does not change with temperature?

Molarity

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Normality

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Molality

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All of these

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Solution

The correct option is C Molality
Molarity and normality are functions of volume which is a function of temperature as Volume changes with temperature. But molality depends on the mass of solute and solvent which are independent of temperature.
Thus, option $C$ is correct.

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Define the following modes of expressing the concentration of a solution? Which of these modes are independent of temperature and why?
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Define the following modes of expressing the concentration of a solution? Which of these modes are independent of temperature and why?
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Define the following modes of expressing the concentration of a solution? Which of these modes are independent of temperature and why?
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does the ph changes with change in concentration?

Consider the following statements:

a. Both acids and bases change colour of all indicators.

b. If an indicator gives a colour change with an acid, it does not give a change with a base.

c. If an indicator changes colour with a base, it does not change colour with an acid.

d. Change of colour in an acid and a base depends on the type of the indicator.

Which of these statements are correct?

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Which mode of concentration does not change with temperature?

The correct option is C MolalityMolarity and normality are functions of volume which is a function of temperature as Volume changes with temperature. But molality depends on the mass of solute and solvent which are independent of temperature. Thus, option C is correct.

The correct option is C Molality
Molarity and normality are functions of volume which is a function of temperature as Volume changes with temperature. But molality depends on the mass of solute and solvent which are independent of temperature.
Thus, option $C$ is correct.