water and pH

Front

What is a solute?

Back

The substance that is dissolved into the solution.

Front

What is acid rain?

Back

Rainwater with a pH below 6, caused by pollution.

Front

Which pH value indicates a stronger acid?

Back

pH 1 is a stronger acid than pH 4, pH 5, or pH 8.

Front

What is the pH of a neutral solution?

Back

A solution with a pH of 7.0 is considered neutral.

Front

What is the range of the pH scale?

Back

The pH scale ranges from 0 to 14.

Front

What is a base?

Back

A substance that has a pH greater than 7.

Front

What is an acid?

Back

A substance that has a pH less than 7.

Front

What happens to the pH of water when carbon dioxide is dissolved in it?

Back

The pH decreases, making the water more acidic.

Front

What is the significance of pH in environmental science?

Back

pH affects the health of ecosystems, influencing species survival and chemical reactions.

Front

What is a buffer solution?

Back

A solution that resists changes in pH when small amounts of acid or base are added.