Answer:
Hey I dont know it but good luck!! :)
Explanation:
Answer:
1. Not to have enough salt water on the foil
2.not cleaning the foil well to remove interfering materials
The reactants are all the formulas to the left of the arrow, which are:
hcI(aq) nahco3(aq)
Watts........ or potential diffrence
It is made of only nonmetals is not true because there are other elements that form it.