The subatomic particles that identifies an element and also represents its atomic number would be A. The number of protons.
Answer:
1 x 10^-12 mol dm^-3
Explanation:
[H+] = 10 ^ -pH
Therefore, pH 12 = 1 x 10^-12 hydrogen ion concentration
<span>Precipitation is the answer. i Hope i helped :3</span>
Answer:
The figure is a molecule and a compound
Explanation:
Because it have 2 cluster molecules
Hmm.... Oxygen support combustion. Other than that, rusting occur when oxygen is combined with metal. When iron rusts, it combines with oxygen. Hope it helps.