WGU D425 INTRODUCTION TO CHEMISTRY PA
107 COMPREHENSIVE STUDY GUIDE WITH
SOLUTIONS
◉ density.
Answer: the ratio of the mass of a substance to its volume
◉ solid.
Answer: has a definite shape and a definite volume
◉ liquid.
Answer: a state of matter that has no definite shape but has a
definite volume
◉ gas.
Answer: a state of matter with no definite shape or volume
◉ surface tension.
Answer: an inward pull among the molecules on the surface in a
liquid
, ◉ viscosity.
Answer: a liquid's resistance to flowing
◉ pressure.
Answer: the force of a gas's outward push on the walls of its
container
◉ atom.
Answer: the smallest particle of an element that can still be
considered an element
◉ electron.
Answer: negatively charged atomic particle
◉ proton.
Answer: positively charged particle in an atom's nucleus
◉ neutron.
Answer: an atomic particle with no charge
◉ atomic number.
Answer: the number of protons in the nucleus of an atom
107 COMPREHENSIVE STUDY GUIDE WITH
SOLUTIONS
◉ density.
Answer: the ratio of the mass of a substance to its volume
◉ solid.
Answer: has a definite shape and a definite volume
◉ liquid.
Answer: a state of matter that has no definite shape but has a
definite volume
◉ gas.
Answer: a state of matter with no definite shape or volume
◉ surface tension.
Answer: an inward pull among the molecules on the surface in a
liquid
, ◉ viscosity.
Answer: a liquid's resistance to flowing
◉ pressure.
Answer: the force of a gas's outward push on the walls of its
container
◉ atom.
Answer: the smallest particle of an element that can still be
considered an element
◉ electron.
Answer: negatively charged atomic particle
◉ proton.
Answer: positively charged particle in an atom's nucleus
◉ neutron.
Answer: an atomic particle with no charge
◉ atomic number.
Answer: the number of protons in the nucleus of an atom