A rock is shot up into the air with slingshot that had been stretched 0.30m . Assume no air resistance. Determine the greatest height the rock could reach.

How can you improve the percent yield of copper in this lab? check all possible strategies that will you do so. measure reactants precisely. stir to the reaction take place. chill the reactants before combining them. wait patiently until the reaction completes. make sure to recover as much copper as possible.