The force of gravity on the surface of mercury is much less than on earth. a rock has a weight of 100 newtons on earth. what do you know about the weight of the rock on mercury?

Which statement describes evidence of a chemical reaction? a) ice melting eliminate b) water boiling c) lighting a match d) grape juice freezing

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )

Energy defines the different "states" of matter. in no more than 3 sentences, describe the amount of kinetic energy that each of the 3 states of matter possesses and relate that to the atom/molecular motion of each "state".