Answer:
the chemical formula of magnesium hydroxide is Mg(OH)2
Answer:
It is the way of cleaning of impurities present in metals
The molarity of a solution equals to the mole number of the solute/the volume of the solution. For NH4Br, we know that the mole mass is 98. So the molarity is (14/98) mol /0.15 L=0.95 mol/L.