Describe how you could make 10 mL of a 1.25% (m/v) NaOH solution.


Describe how you could make 10 mL of a 1.25% (m/v) NaOH solution.


Solutions are prepared based on their concentrations as well as how that concentration is expressed. As an example, preparing a solution of NaCl with a concentration of 1 M is different from preparing a solution with a concentration of 1 m. This means that in order to come up with accurate amounts, we have to look at the concentration and the unit to which it is expressed.

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  • The concentration in percent mass per volume can be expressed as the mass of the solute in grams per 100 mL of the solution.

To calculate the mass...

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Concentration of Solutions: Definition & Levels


Chapter 13 / Lesson 2

Learn the dilute and concentrated solution definition. Compare and contrast dilute vs concentrated solution examples and see how a solution changes physically and chemically as it goes from dilute to concentrate.

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