Pb(s) + KNO3(aq) ----> No reaction

Question

HNO3(aq) + Sr(OH)2(aq) ----> H2O + Sr(NO3)2

NO3 being Nitrate, and (OH)2 meaning 2 Oxygen and 2 Hydrogen atoms in the second problem. The second two in the products of the second problem is a subscript for NO3.

Are these correct? Thank you!

Answer 1

First one is correct.
Second one is correct for the products and the reaction but it isn't balanced.