化学反応

Meaning

1. n
   chemical reaction
2. n
   generation of an unexpected result from combining things

Example sentences

• 酸が金属に触れると化学反応が起こる。

  When acid touches metal, a chemical reaction happens.

• 酸は金属に触れると化学反応を起こす。

  When acid comes in contact with metal, it causes a chemical reaction.