A student wishes to produce magnesium bromide and water using a reaction based around magnesium hydroxide. Which other reactant is he or she missing?

Question

Quizplus · Accepted Answer

The reaction described can be written out as: Mg(OH)₂ + ___ ? MgBr2 + H?O. From this, we can see that we need a bromine reactant, but the bromine reactant can only have hydrogen or oxygen in the compound. From the list of answers, only answer C, (HBr) or hydrogen bromide fits this description.

A Student Wishes to Produce Magnesium Bromide and Water Using