I’m not understanding this , any ?

Answer;

B. 2HCl + Mg(OH)2 → 2H2O + MgCl2

Explanation;The reaction of an acid with a base is called a neutralization reaction. Neutralization reaction involves reaction of a base and an acid to form salt and water as the only products. For example; the reaction of hydrochloric acid, HCl with magnesium hydroxide, Mg(OH)2 producing, sodium chloride which is a salt, and water.

Nucleus for question ome

Your answer is c. explanation: plasma  is the fourth state of matter, derived from the gaseous state of matter.  plasma  can contain free  electrons  and/or  ions. while  plasma is never neutral, it can either be positively or negatively charged.  gases, however, are electrically neutral.