Biology Chapter 6 Exam - Chemistry in Biology

Basic unit of matter

• compound

• atom

• proton

• electron

Made of one kind of atom

• element

• compound

• product

Atomic mass is equal to the total # of

• protons + electrons

• protons + neutrons

• electrons + neutrons

Formed when two or more elements are joined chemically

• element

• proton

• compound

• electron

Tags

NGSS.MS-PS1-1

Which subatomic particle has a neutral/no charge?

• protons

• neutrons

• electrons

Which subatomic particle has a positive charge?

• protons

• neutrons

• electrons

If an element has an atomic # of 3 and an atomic mass of 7, what is the total number of protons?

• 3

• 4

• 7

• 10

compound

• pure substance formed when two or more different elements combine

• electrical attraction between two oppositely charged atoms

• center of an atom; contains neutrons and protons

• particle without a charge in an atom's nucleus

Tags

NGSS.MS-PS1-1

a substance in which another substance is dissolved (i.e. water)

• solvent

• solute

• acid

• base

the substance that is dissolved in the solvent (i.e. salt or sugar)

• solute

• solvent

• solution

• mixture