Question
Balance the following equations using the method outlined in Section 3.7 : (a) $\mathrm{C}+\mathrm{O}_{2} \longrightarrow \mathrm{CO}$ (b) $\mathrm{CO}+\mathrm{O}_{2} \longrightarrow \mathrm{CO}_{2}$ (c) $\mathrm{H}_{2}+\mathrm{Br}_{2} \longrightarrow \mathrm{HBr}$ (d) $\mathrm{K}+\mathrm{H}_{2} \mathrm{O} \longrightarrow \mathrm{KOH}+\mathrm{H}_{2}$ (e) $\mathrm{Mg}+\mathrm{O}_{2} \longrightarrow \mathrm{MgO}$ (f) $\mathrm{O}_{3} \longrightarrow \mathrm{O}_{2}$ (g) $\mathrm{H}_{2} \mathrm{O}_{2} \longrightarrow \mathrm{H}_{2} \mathrm{O}+\mathrm{O}_{2}$ (h) $\mathrm{N}_{2}+\mathrm{H}_{2} \longrightarrow \mathrm{NH}_{3}$ (i) $\mathrm{Zn}+\mathrm{AgCl} \longrightarrow \mathrm{ZnCl}_{2}+\mathrm{Ag}$ (j) $\mathrm{S}_{8}+\mathrm{O}_{2} \longrightarrow \mathrm{SO}_{2}$ (k) $\mathrm{NaOH}+\mathrm{H}_{2} \mathrm{SO}_{4} \longrightarrow \mathrm{Na}_{2} \mathrm{SO}_{4}+\mathrm{H}_{2} \mathrm{O}$ (l) $\mathrm{Cl}_{2}+\mathrm{NaI} \longrightarrow \mathrm{NaCl}+\mathrm{I}_{2}$ $(\mathrm{m}) \mathrm{KOH}+\mathrm{H}_{3} \mathrm{PO}_{4} \longrightarrow \mathrm{K}_{3} \mathrm{PO}_{4}+\mathrm{H}_{2} \mathrm{O}$ (n) $\mathrm{CH}_{4}+\mathrm{Br}_{2} \longrightarrow \mathrm{CBr}_{4}+\mathrm{HBr}$
Step 1
(a) $\mathrm{C}+\mathrm{O}_{2} \longrightarrow \mathrm{CO}$ - Reactants: C = 1, O = 2 - Products: C = 1, O = 1 (b) $\mathrm{CO}+\mathrm{O}_{2} \longrightarrow \mathrm{CO}_{2}$ - Reactants: C = 1, O = 3 - Products: C = 1, O = 2 (c) Show more…
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Balance the following equations using the method outlined in Section 3.7: (a) $\mathrm{C}+\mathrm{O}_{2} \longrightarrow \mathrm{CO}$ (b) $\mathrm{CO}+\mathrm{O}_{2} \longrightarrow \mathrm{CO}_{2}$ (c) $\mathrm{H}_{2}+\mathrm{Br}_{2} \longrightarrow \mathrm{HBr}$ (d) $\mathrm{K}+\mathrm{H}_{2} \mathrm{O} \longrightarrow \mathrm{KOH}+\mathrm{H}_{2}$ (e) $\mathrm{Mg}+\mathrm{O}_{2} \longrightarrow \mathrm{MgO}$ (f) $\mathrm{O}_{3} \longrightarrow \mathrm{O}_{2}$ (g) $\mathrm{H}_{2} \mathrm{O}_{2} \longrightarrow \mathrm{H}_{2} \mathrm{O}+\mathrm{O}_{2}$ (h) $\mathrm{N}_{2}+\mathrm{H}_{2} \longrightarrow \mathrm{NH}_{3}$ (i) $\mathrm{Zn}+\mathrm{AgCl} \longrightarrow \mathrm{ZnCl}_{2}+\mathrm{Ag}$ (j) $\mathrm{S}_{8}+\mathrm{O}_{2} \longrightarrow \mathrm{SO}_{2}$ (k) $\mathrm{NaOH}+\mathrm{H}_{2} \mathrm{SO}_{4} \longrightarrow \mathrm{Na}_{2} \mathrm{SO}_{4}+\mathrm{H}_{2} \mathrm{O}$ (1) $\mathrm{Cl}_{2}+\mathrm{NaI} \longrightarrow \mathrm{NaCl}+\mathrm{I}_{2}$ $(\mathrm{m}) \mathrm{KOH}+\mathrm{H}_{3} \mathrm{PO}_{4} \longrightarrow \mathrm{K}_{3} \mathrm{PO}_{4}+\mathrm{H}_{2} \mathrm{O}$ (n) $\mathrm{CH}_{4}+\mathrm{Br}_{2} \longrightarrow \mathrm{CBr}_{4}+\mathrm{HBr}$
Balance the following equations using the method outlined in Section 3.3. (a) $\mathrm{C}+\mathrm{O}_{2} \longrightarrow \mathrm{CO}$ (b) $\mathrm{CO}+\mathrm{O}_{2} \longrightarrow \mathrm{CO}_{2}$ (c) $\mathrm{H}_{2}+\mathrm{Br}_{2} \longrightarrow \mathrm{HBr}$ (d) $\mathrm{K}+\mathrm{H}_{2} \mathrm{O} \longrightarrow \mathrm{KOH}+\mathrm{H}_{2}$ (e) $\mathrm{Mg}+\mathrm{O}_{2} \longrightarrow \mathrm{MgO}$ (f) $\mathrm{O}_{3} \longrightarrow \mathrm{O}_{2}$ $(g) \mathrm{H}_{2} \mathrm{O}_{2} \longrightarrow \mathrm{H}_{2} \mathrm{O}+\mathrm{O}_{2}$ (h) $\mathrm{N}_{2}+\mathrm{H}_{2} \longrightarrow \mathrm{NH}_{3}$ (i) $\mathrm{Zn}+\mathrm{AgCl} \longrightarrow \mathrm{ZnCl}_{2}+\mathrm{Ag}$ (j) $\mathrm{S}_{8}+\mathrm{O}_{2} \longrightarrow \mathrm{SO}_{2}$ (k) $\mathrm{NaOH}+\mathrm{H}_{2} \mathrm{SO}_{4} \longrightarrow \mathrm{Na}_{2} \mathrm{SO}_{4}+\mathrm{H}_{2} \mathrm{O}$ (1) $\mathrm{Cl}_{2}+\mathrm{NaI} \longrightarrow \mathrm{NaCl}+\mathrm{I}_{2}$ $(\mathrm{m}) \mathrm{KOH}+\mathrm{H}_{3} \mathrm{PO}_{4} \longrightarrow \mathrm{K}_{3} \mathrm{PO}_{4}+\mathrm{H}_{2} \mathrm{O}$ (n) $\mathrm{CH}_{4}+\mathrm{Br}_{2} \longrightarrow \mathrm{CBr}_{4}+\mathrm{HBr}$
Balance each of the following chemical equations. a. $\mathrm{KO}_{2}(s)+\mathrm{H}_{2} \mathrm{O}(l) \rightarrow \mathrm{KOH}(a q)+\mathrm{O}_{2}(g)+\mathrm{H}_{2} \mathrm{O}_{2}(a q)$ b. $\mathrm{Fe}_{2} \mathrm{O}_{3}(s)+\mathrm{HNO}_{3}(a q) \rightarrow \mathrm{Fe}\left(\mathrm{NO}_{3}\right)_{3}(a q)+\mathrm{H}_{2} \mathrm{O}(l)$ c. $\mathrm{NH}_{3}(g)+\mathrm{O}_{2}(g) \rightarrow \mathrm{NO}(g)+\mathrm{H}_{2} \mathrm{O}(g)$ d. $\mathrm{PCl}_{5}(l)+\mathrm{H}_{2} \mathrm{O}(l) \rightarrow \mathrm{H}_{3} \mathrm{PO}_{4}(a q)+\mathrm{HCl}(g)$ e. $\mathrm{CaO}(s)+\mathrm{C}(s) \rightarrow \mathrm{CaC}_{2}(s)+\mathrm{CO}_{2}(g)$ f. $\operatorname{MoS}_{2}(s)+\mathrm{O}_{2}(g) \rightarrow \mathrm{MoO}_{3}(s)+\mathrm{SO}_{2}(g)$ g. $\mathrm{FeCO}_{3}(s)+\mathrm{H}_{2} \mathrm{CO}_{3}(a q) \rightarrow \mathrm{Fe}\left(\mathrm{HCO}_{3}\right)_{2}(a q)$
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