9. Solutions

Front

Which statement about substances is true? Options: A substance cannot be separated from a mixture. If two or more substances are physically blended, the new blend is called a compound. Substances can be elements or solutions. When two or more substances are evenly mixed, we can separate them physically.

Back

When two or more substances are evenly mixed, we can separate them physically.

Front

Identify the heterogeneous mixture.

Back

Front

Identify the homogeneous mixture.

Back

Front

Which statement about solutions and homogeneous mixtures is correct?

Back

Solutions and homogeneous mixtures are actually the same thing.

Front

Which is the part of a solution that is in the greatest quantity?

Back

solvent

Front

A solution is always the same _____________ as its solvent. Options: state of matter, color, smell, texture

Back

state of matter

Front

Concentration of a 0.1 L solution with 20 grams of salt?

Back

200.0 g/L

Front

Which of the following solutions is the most diluted?
- A solution of 5 grams of salt with a volume of 100 mL.
- A solution of 10 grams of salt with a volume of 1000 mL.
- A solution of 20 grams of salt with a volume of 1000 mL.
- A solution of 50 grams of salt with a volume of 1000 mL.

Back

A solution of 10 grams of salt with a volume of 1000 mL.

Front

Solubility is the ability of a solute to dissolve into a solution. Which of the following statements is true about solubility?

• More solute can dissolve in a solution if its solubility is high.
• More solute can dissolve in a solution if its solubility is low.
• Less solute can dissolve in a solution if its solubility is high.
• The amount of solute that can dissolve depends on the solvent, not solubility.

Back

More solute can dissolve in a solution if its solubility is high.

Front

In which way is solubility different than concentration?

Back

Solubility is a measurement of how much solute can possibly dissolve, but concentration is a measurement of how much solute is dissolved.