Choose all the answers that apply. Argon (Ar) is in group 18. Argon .

is part of the noble gas group
has 18 electron shells
does not react readily with other elements
has properties similar to other elements in group 18
forms a salt when combined with a metal

How does water evaporating from a glass show that matter is made up of particles? a. the heat energy from the air causes the glass to fill up with water particles. b. the liquid water particles turn into water vapor that spreads in the air. c. the particles of the glass dissolve in water and cause it to evaporate. d. the tiny particles of the glass evaporate and seem to disappear.