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Questions and Answers
Which type of concentration refers to the abundance of a constituent divided by the total volume of a mixture?
Which type of concentration refers to the abundance of a constituent divided by the total volume of a mixture?
- Mass concentration
- Volume concentration (correct)
- Molar concentration
- Number concentration
What is the process called when concentration is reduced by adding solvent to a solution?
What is the process called when concentration is reduced by adding solvent to a solution?
- Condensation
- Evaporation
- Precipitation
- Dilution (correct)
What does the verb 'to concentrate' mean in relation to concentration?
What does the verb 'to concentrate' mean in relation to concentration?
- To increase concentration (correct)
- To maintain concentration
- To measure concentration
- To decrease concentration
Which variant of molar concentration refers to the concentration of a solution expressed in moles of solute per liter of solution?
Which variant of molar concentration refers to the concentration of a solution expressed in moles of solute per liter of solution?
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What does the term 'concentration' mean in the context of chemistry?
What does the term 'concentration' mean in the context of chemistry?
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Study Notes
Concentration Types
- The abundance of a constituent divided by the total volume of a mixture is referred to as concentration.
Dilution
- Concentration is reduced by adding solvent to a solution, which is called dilution.
Meaning of 'Concentrate'
- In relation to concentration, the verb 'to concentrate' means to increase the strength or potency of a solution by removing solvent.
Molar Concentration
- Molarity is a variant of molar concentration, which refers to the concentration of a solution expressed in moles of solute per liter of solution.
Definition of Concentration
- In the context of chemistry, concentration refers to the abundance of a substance per unit volume of a mixture.
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