Although can be applied in may way they require objects to have an . Forces can cause a change in shape (deformation) or a change in . Forces either involve two objects that are in physical contact ( forces) or two objects that interact though space ().

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

How many moles of no2 will form when 3.3 moles of cu are reacted with excess hno3?

Is the idea of spontaneous generation supported by redi's experiment? justify your answer in 2-3 sentences?