Suppose the activation energy of a certain reaction is 250 kJ/mol. If the rate constant at T1 = 300 K is k1 and the rate constant at T2 = 310 K is k2, then the reaction is _times faster at 310 K than at 300 K. (Hint: Solve for k2/k1.)

Fine out you self hx

Standing in the sunlight and feeling the heat on your face (uv radiation is entering the skin, converting to infrared radiation, and is absorbed by your tissues)orstanding near a fire and feeling the heat on your skin (infrared radiation transfer)

It will appear as o2(g) as a reactant 

The se-ci  bonds is more polar  than s-br bond