8 класс. Расстановка коэффициентов
Вариант 1
1. Na + CI) — NaCI
2. Al+CI) — AlCl3
3. FeCI, + C) - FeCl3
4. C3H6 + 0, CO, + H,0
5. Cu + 0, CuO
6. Fe(OH)3 —Fe03 + H,0
7. Al + CuBry - AIBrg + Cu
8. Ca(OH) + Na3PO4 = Ca3(PO4) + NaOH
9. К,0 + H20— КОН
10. NO2-— NO + 0,
11. B,H, +, - B,0; + H,0
12. C5H10 + ),— CO, +Н,0​
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