Question

b. 2A9,04 Ag +0,1
c. 2Mg +0,- 2MgO
d. NiO+HNi+H2O
7. Balance the following equation stepwise.
a. H,8,0,(1) + H2O(l) —— H,SO (1)
b. SO,(9) + H,S(aq) — S(s) +H,O (1)
c. Ag(s) + HCl(aq) ► AgCl + H21
d. NaOH (aq) + H,SO,(aq) — Na SO,(aq) + H2O(1)
8. Identify the endothermic and exothermic reaction.
NaCl + H2O + heat
a. HCl + NaOH
b. 2KCIO,(s) A 2KCl(s) + 30.
co​

Answer 1

Answer:

sorry

Explanation:

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