chemical reaction

For every 50 degrees Centigrade, you change the chemical reaction rate by a factor of two.

Gastric juice is slightly acid in its chemical reaction, containing about .2 per cent free hydrochloric acid.

The iron oxide is put in it to make it more basic for the chemical reaction that is to take place.

And then, as though slowly dissolving through some chemical reaction, the old man began to fade.

If the soil contains acid, a chemical reaction occurs between it and zinc sulfid, and hydrogen sulfid gas is liberated.

Man cannot love the insect or the chemical reaction which he studies, without sacrificing a part of himself.