Practice for Solutions

Front

What is the solubility curve?

Back

A graph that shows how the solubility of a substance changes with temperature.

Front

Which salt is most soluble at 20 degrees Celsius according to the solubility curve?

Back

NaClO₃.

Front

What is an electrolyte?

Back

A substance that produces ions in solution and can conduct electricity.

Front

Which statement is NOT true of an electrolyte?

Back

It is a solution containing molecules.

Front

How can you safely test if a solution is an acid or a base?

Back

Use litmus or indicator paper.

Front

What is the polarity of water?

Back

Water is a polar molecule.

Front

What types of substances does water dissolve?

Back

Water dissolves only polar substances.

Front

What is a non-electrolyte?

Back

A substance that does not produce ions in solution and cannot conduct electricity.

Front

Which solution is unlikely to conduct electricity?

Back

A sugar solution.

Front

What is the role of ions in an electrolyte solution?

Back

Ions allow the solution to conduct electricity.