Solutions

Front

What is a solvent?

Back

A solvent is the substance present in the larger amount that does the dissolving.

Front

In a water molecule, which atom is left slightly negative?

Back

The oxygen atom is left slightly negative.

Front

What is a solution?

Back

A solution is a homogenous mixture of two or more substances.

Front

What does it mean for water to be polar?

Back

It means that the oxygen atom is slightly negative and the hydrogen atoms are slightly positive.

Front

What term describes a substance that will not dissolve in water?

Back

Insoluble.

Front

What is the role of a solute in a solution?

Back

A solute is the substance that is dissolved in a solvent.

Front

What is the difference between a homogeneous and heterogeneous mixture?

Back

A homogeneous mixture has a uniform composition throughout, while a heterogeneous mixture has a non-uniform composition.

Front

What is the significance of polarity in water?

Back

Polarity allows water to dissolve many substances, making it an excellent solvent.

Front

What is an example of a soluble substance in water?

Back

Table salt (sodium chloride) is an example of a soluble substance in water.

Front

What is an example of an insoluble substance in water?

Back

Sand is an example of an insoluble substance in water.