Drill: 09-01-2017

When a substance absorbs energy from the surrounding during a reaction

What lowers activation energy, is not used up in a reaction and speeds up a reaction?

Matter cannot be created or destroyed in a chemical reaction

The study of matter and how it changes

Measuring the volume of an irregular object

When a substance releases energy into the surrounding during a reaction

The amount of space matter takes up

A measure used to describe the relationship between mass and volume of an object or substance

Anything that has mass and takes up space?

The amount of matter (atoms) in an object

Standard system of units scientists use around the world

mass / volume