In a garden, an ant walked past an earthworm that was moving at 7.2 millimeters per
second. When it passed the worm, the ant had walked 408 millimeters directly toward a plant
at a constant velocity. It took the ant 10.0 seconds to walk that distance. What was the ant's
velocity?

Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?

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.