Which statement best describes the behavior of most soilds?
a. they contract when heated.
b. they expand when heated.
c. they melt when cooled.
d. they expand when cooled.

200. ml of 3.00 m nacl solution is diluted to a final volume of 500. ml. what is the molarity of the final solution?

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

Water is initially present in a state where its molecules are far apart. during a change of state, its molecules slow down. which change of state has most likely taken place? from a gas to a liquid from a liquid to a gas from a solid to a liquid from a gas to a plasma