Water (2) is a/an compound.

Asingle atom of an element has 21 neutrons, 20 electrons, and 20 protons. which element is it? ok o z

This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion