How do you know if a voltaic cell is spontaneous?

Related questions

1. Is mgco3 soluble in acid?
2. What happens when you mix magnesium with hydrochloric acid?
3. What does MgCO3 and HCl make?
4. What color is zinc nitrate solution?
5. Why is mgco3 insoluble in water?
6. What is the chemical formula of zinc carbonate?
7. What is zinc chloride in?
8. How is zinc chloride made?
9. Why does HCl react with zinc and not copper?
10. What happens when Zn reacts with HCl?

Tags

1. #spontaneous
2. #positive
3. #voltaic
4. #referred
5. #negative
6. #eocell
7. #electrolytic
8. #reaction