The cycle-menu project is worth ____ of the total grade in this course.

A textbook is not required in this course; instead, articles will be provided electronically.

__________ liquids are liquids that mix easily

Nail polish containing glitter is an unstable physical mixture of undissolved particles in a liquid, which is known as a(n) __________.

What term refers to anything that occupies space; has physical and chemical properties; and exists in a solid, liquid, or gas form?

A __________ is a new substance formed by chemically combining two or more atoms of different elements.

Pure water with a pH of seven is considered to be __________.

According to the __________ principle, it is the dose of a substance that determines whether it will have a poisonous effect on the body

When a substance gains oxygen, the substance is __________.

A(n) __________ agent is a substance that adds hydrogen to a chemical compound or subtracts oxygen from the compound.