Question

1. the ability of matter to easily combine chemically with other substances is known as chemical ______. a reactivity b nature c density d properties

Explanation:

Chemical reactivity is the measure of how readily a substance undergoes a chemical reaction with other substances. Nature is a broad - term not specific to this property. Density is mass per unit volume and properties is a general term. Reactivity best fits the description.

Answer:

A. reactivity