Which formula can be used to find velocity if kinetic energy and mass are known? V=
-(KE)(m)
V=
2 m
KE
V=
KE(m)
2 KE
V=
m

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?