Acids and Bases

Front

What is the pH of pure water?

Back

7

Front

What is a neutral substance?

Back

A substance that has a pH of 7, like pure water.

Front

What property do many bases have?

Back

They feel slippery.

Front

What is the pH range of human blood?

Back

Between 7.35 and 7.45.

Front

How would you describe human blood in terms of acidity?

Back

Slightly basic.

Front

What pH value indicates a base?

Back

Above 7.

Front

What pH value indicates an acid?

Back

Below 7.

Front

What is an acid?

Back

A substance that donates protons (H+) and has a pH below 7.

Front

What is a base?

Back

A substance that accepts protons (H+) and has a pH above 7.

Front

Give an example of a common acid.

Back

Vinegar (acetic acid).