Why does increasing the temperature of the reactants increase the rate of a chemical reaction?

Compare and contrast refraction of light and sound will give brainliest

Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt

Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.