Answer
(a): $2NaOH + H_{2}SO_{4} → Na_{2}SO_{4} + 2H_{2}O$
(b): $Ca(OH)_{2} + 2HCl → CaCl_{2} + 2H_{2}O$
(c): $LiOH+ HNO_{3} → LiNO_{3} + H_{2}O$
Work Step by Step
These are neutralization reactions in which the acid and base react to form a salt and water.