Intro pH and Properties of Water

Front

What is cohesion in water?

Back

Cohesion is the property of water that allows it to stick to other water molecules, creating surface tension.

Front

What is adhesion in water?

Back

Adhesion is the property of water that allows it to stick to other substances, like the sides of a glass tube.

Front

What is a hydrogen atom?

Back

A hydrogen atom is the smallest and lightest atom, consisting of one proton and one electron.

Front

What is a hydrogen bond?

Back

A hydrogen bond is a weak bond that forms between a hydrogen atom and another atom, often oxygen or nitrogen.

Front

What is a covalent bond?

Back

A covalent bond is a strong bond formed when two atoms share electrons.

Front

What does pH measure?

Back

pH measures the concentration of hydrogen ions (H+) in a solution.

Front

What is universal solvency?

Back

Universal solvency refers to water's ability to dissolve many substances, making it a great solvent.

Front

What is heat capacity?

Back

Heat capacity is the amount of heat energy required to raise the temperature of a substance.

Front

What is the pH of pure water?

Back

The pH of pure water is 7, which is neutral.

Front

What is the pH of lemon juice?

Back

The pH of lemon juice is around 2, which is acidic.