Please help me with this I will give out extra points with the brain thing if you help me with this science question 4/5 image below. I promise

14. complete and balance the equations for the single displacement reactions. a. zn + pb(no3)2 -> b. al + niso4 -> 15. complete and balance the equations for the double displacement reactions. a. agno3(aq) + nacl(aq) -> b. mg(no3)2(aq) + koh(aq) -> 16. complete and balance the equations for the combustion reactions. a. __ ch4 + o2 -> b. __ c3h6 + o2 -> c. + o2 ->

Is this a single replacement reaction or there is no

If you want to create an electrical current, which situation would produce a solution capable of this