Which one of the following substances would be expected to have the highest melting point? 1. Water (h2o) 2. Boron trifluoride (bf3) 3. Sodium fluoride (naf).

What must happen before a body cell can begin mitotic cell division

Needthe meter is the standard unit for: 1) height 2) length 3) weight 4) mass

For the reaction, 4 a(g) + 3 b(g) => 2 c(g), the following data were obtained at constant temperature. experiment initial[a],mol/l initial [b],mol/l initial rate,m/min 1 0.200 0.150 5.00 2 0.400 0.150 10.0 3 0.200 0.300 10.0 4 0.400 0.300 20.0 which of the following is the correct rate law for the reaction? 1. rate = k[a]2[b]2 2. rate = k[a][b] 3. rate = k[a]2[b] 4. rate = k[a][b]2