Protons are positive
Neutrons are neutral
Electrons are negatively charged
Answer:
7.1
Explanation:
equation to calculate pH is

Group 18 is the only group in periodic table in which all the elements are nonmetals. This group contains F, Cl, Br, I and At and also the other name of this group is halogen which means salt producer.
You welcome and please give me brainiest!
HCl :
hydrochloric acid
answer A
hope this helps!
Answer:
3
Explanation:
the answer is 3 because it is 3 for the o2 so 3 you <em>have </em><em>to </em><em>pay </em><em>more </em><em>attention </em><em>for </em><em>the </em><em>small </em><em>ditails </em>