Why
and
is it necessary to know the speed
direction to understand velocity?

Which element would mostly likely have an electron affinity measuring closest to zero

Which of the following units is not an official si unit? mole liter kilogram ampere

16. in a reaction that has reached equilibrium, a. the forward and reverse reactions are occurring at the same rate. b. the reactants and products are in equal concentrations. c. the forward reaction has gone further than the reverse reaction. d. there are equal numbers of atoms on both sides of the equation. e. a, b, and d are correct.