Acids and Bases

Front

What is a solute?

Back

A solute is a substance that dissolves in a solvent to form a solution.

Front

What is a solvent?

Back

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

Front

What is the pH scale?

Back

The pH scale measures how acidic or basic a solution is, ranging from 0 (very acidic) to 14 (very basic), with 7 being neutral.

Front

What is the pH of pure water?

Back

The pH of pure water is 7, indicating it is neutral.

Front

What is an aqueous solution?

Back

An aqueous solution is a solution in which water is the solvent.

Front

What is the pH of milk?

Back

Milk is a very weak acid with a pH value of approximately 6.5.

Front

What is battery acid?

Back

Battery acid is a highly acidic solution, typically with a pH lower than 1.

Tags

NGSS.MS-PS1-1

Front

What is vinegar?

Back

Vinegar is a solution of acetic acid in water, typically with a pH around 2-3, making it more acidic than milk.

Front

What does it mean if a solution has a pH less than 7?

Back

A solution with a pH less than 7 is considered acidic.

Front

What does it mean if a solution has a pH greater than 7?

Back

A solution with a pH greater than 7 is considered basic (alkaline).