Anatomy and Physiology Chapter 2 BASIC CHEMISTRY test

An electrically charged atom or group of atoms is a/an

• atom

• element

• molecule

• ion

Tags

NGSS.HS-PS1-3

Anything that takes up space and has mass is

• an element

• matter

• a molecule

• an atom

A unique substance composed of atoms having the same atomic number is a/an

• electron

• atom

• element

• substance

Tags

NGSS.MS-PS1-1

The smallest particle of a compound, formed when atoms combine chemically is a/an

• atom

• element

• compound

• molecule

Tags

NGSS.MS-PS1-1

These subatomic particles are responsible for most of an atom's mass

• Proton, neutron, electron

• Protons and valence electrons

• Neutrons and electrons

• Protons and neutrons

An atom has 6 protons, 6 neutrons, and 6 electrons. What is the atomic mass of this atom?

• 6

• 12

• 18

• can't figure this out with only this information

Tags

NGSS.MS-PS1-1

An atom has 6 protons, 6 neutrons, and 6 electrons. What is the atomic number of this atom?

• 6

• 12

• 18

• can't figure this out with only this information

Tags

NGSS.MS-PS1-1

An atom has 6 protons, 6 neutrons, and 6 electrons. What element is this?

• carbon

• oxygen

• hydrogen

• phosphorus

Tags

NGSS.HS-PS1-1

Because of its ________, water is an excellent solvent.

Tags

NGSS.HS-ESS2-5

The ability of water to maintain a relatively constant temperature and thus prevent sudden changes is because of its high

Tags

NGSS.HS-PS3-4