Nature of Matter, Properties of Water, and pH

Front

What is an element?

Back

An element is a pure substance that consists entirely of one type of atom.

Front

What is acid rain?

Back

Acid rain is rainwater that has a pH below 6, often caused by pollution.

Front

Why do large bodies of water not quickly fluctuate in temperature?

Back

Large bodies of water do not quickly fluctuate in temperature because water has a high heat capacity.

Front

What is the pH of a solution with a pH of 3.6?

Back

A solution with a pH of 3.6 is considered acidic.

Front

What forms a covalent bond?

Back

A covalent bond forms when electrons are shared between atoms.

Front

What is the definition of pH?

Back

pH is a measure of how acidic or basic a solution is, on a scale of 0 to 14.

Front

What is a solvent?

Back

A solvent is a substance that dissolves a solute, resulting in a solution.

Front

What is the difference between an acid and a base?

Back

An acid donates protons (H+) in a solution, while a base accepts protons.

Front

What is the significance of water's high heat capacity?

Back

Water's high heat capacity helps regulate temperature in the environment and living organisms.

Front

What is a pure substance?

Back

A pure substance is a material that has a constant composition and consistent properties.