Chemical Basis of Life Review

Front

What is the charge of the oxygen atom in a water molecule?

Back

Slightly negative

Front

What is the pH range for bases?

Back

Above 7

Front

What type of bonds form between different molecules of water?

Back

Hydrogen bonds

Front

What is the optimum pH of the enzyme if it is highest at 6.6?

Back

The optimum pH of the enzyme is 6.6.

Front

Why is water considered a universal solvent?

Back

It dissolves more substances than any other solvent.

Front

What is the chemical formula for water?

Back

H2O

Front

What type of bond is formed between hydrogen and oxygen in a water molecule?

Back

Covalent bond

Front

What is the pH of pure water?

Back

Exactly 7

Front

What is the significance of hydrogen bonds in water?

Back

They contribute to water's high surface tension and boiling point.

Front

What is an acid in terms of pH?

Back

A substance with a pH below 7.