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?

3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.