4. For each of the following chemical ........a. CH4(g) + O2(g) → CO2(g) + H2O(g)b. Al(s) + HCl(aq) → AlCl3(aq) + H2(g)c. NiCl2(aq) + NaOH(aq) → Ni(OH)2(s) + NaCl(aq)d. Fe(s) + O2(g) → Fe2O3(s)e. CaF2(aq) + H2SO4(aq) → HF(aq) + CaSO4(s)f. (NH4)Cr2O7(aq) → N2(g) + Cr2O3(s) + H2O(l)g. Sn(s) + Cl2(g) → SnCl2(s)h. Pb(NO3)2(s) → PbO + NO2(g) + O2(g)i. C7H6O(l) + O2(g) → CO2(g) + H2O(l)j. FeCl3(aq) + NH4OH(aq) → Fe(OH)3(s) + NH4Cl(aq)5. Balance each of the chemical reactions in question #4

Question
Asked Oct 14, 2019

4. For each of the following chemical ........
a. CH4(g) + O2(g) → CO2(g) + H2O(g)
b. Al(s) + HCl(aq) → AlCl3(aq) + H2(g)
c. NiCl2(aq) + NaOH(aq) → Ni(OH)2(s) + NaCl(aq)
d. Fe(s) + O2(g) → Fe2O3(s)
e. CaF2(aq) + H2SO4(aq) → HF(aq) + CaSO4(s)
f. (NH4)Cr2O7(aq) → N2(g) + Cr2O3(s) + H2O(l)
g. Sn(s) + Cl2(g) → SnCl2(s)
h. Pb(NO3)2(s) → PbO + NO2(g) + O2(g)
i. C7H6O(l) + O2(g) → CO2(g) + H2O(l)
j. FeCl3(aq) + NH4OH(aq) → Fe(OH)3(s) + NH4Cl(aq)
5. Balance each of the chemical reactions in question #4

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Expert Answer

Step 1

(a)

In a balanced equation number of atoms for every element and total change in the reaction are same for both reactants and products.

The balanced equation is

од + 2H,О
со,
CHAi
CH20 e)
2(g)
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од + 2H,О со, CHAi CH20 e) 2(g)

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Step 2

(b)

In a balanced equation number of atoms for every element and total change in the reac...

3H 2ig)
2(8)
→ 2AICIyan) + 3Hag)
I씨
2AL6HC
(aq)
help_outline

Image Transcriptionclose

3H 2ig) 2(8) → 2AICIyan) + 3Hag) I씨 2AL6HC (aq)

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