What do parentheses mean in balancing chemical equations?

Related questions

1. What is an ionic equation?
2. What is a balanced chemical equation why should be chemical equation be balanced?
3. Why do Mg and Mn react with hno3?
4. What is balanced chemical equation Why should chemical equation be balanced?
5. What happens when zinc reacts with hno3?
6. What is the chemical formula for zinc?
7. Is mgcl2 an acid or base or salt?
8. What is a balanced chemical equation Why should chemical reaction be balanced?
9. Can there be no net ionic equation?
10. What is unbalanced chemical equation?

Tags

1. #element
2. #numbers
3. #formula
4. #subscripts
5. #number
6. #within
7. #front
8. #atoms
9. #balance
10. #sides
11. #placing
12. #coefficients
13. #remember
14. #subscript
15. #equation
16. #multiplies
17. #equal
18. #right
19. #parentheses