Concept explainers
(a)
Interpretation:
Balanced chemical equation has to be written for the reaction of molecular oxygen with
Concept Introduction:
Chemical equation is a short form representation of a
(a)

Answer to Problem H.8E
Balanced chemical equation is
Explanation of Solution
The reaction given is molecular oxygen with
Balancing oxygen atoms: In the reactant side, there are two oxygen atoms while on the product side, there are three oxygen atoms. Adding coefficient
In order to obtain in whole numbers, the equation is multiplied by
(b)
Interpretation:
Balanced chemical equation has to be written for the reaction of silicon dioxide with carbon to form silicon carbide and carbon monoxide gas.
Concept Introduction:
Refer part (a).
(b)

Answer to Problem H.8E
Balanced chemical equation is
Explanation of Solution
The reaction given is silicon dioxide with carbon to form silicon carbide and carbon monoxide gas.. The skeletal equation for the reaction can be represented as shown below;
Balancing oxygen atoms: In the reactant side, there are two oxygen atoms while on the product side, there is only one oxygen atom. Adding coefficient
Balancing carbon atoms: In the reactant side, there is one carbon atom while on the product side, there are three carbon atoms. Adding coefficient
(c)
Interpretation:
Balanced chemical equation has to be written for the reaction of hydrogen and nitrogen to produce ammonia.
Concept Introduction:
Refer part (a).
(c)

Answer to Problem H.8E
Balanced chemical equation is
Explanation of Solution
The reaction given is hydrogen and nitrogen to produce ammonia. The skeletal equation for the reaction can be represented as shown below;
Balancing nitrogen atoms: In the reactant side, there are two nitrogen atoms while on the product side, there is only one nitrogen atom. Adding coefficient
Balancing hydrogen atoms: In the reactant side, there are two hydrogen atoms while on the product side, there are six hydrogen atoms. Adding coefficient
(d)
Interpretation:
Balanced chemical equation has to be written for the reaction of oxygen with aqueous hydrobromic acid to form liquid water and bromine.
Concept Introduction:
Refer part (a).
(d)

Answer to Problem H.8E
Balanced chemical equation is
Explanation of Solution
The reaction given is oxygen with aqueous hydrobromic acid to form liquid water and bromine. The skeletal equation for the reaction can be represented as shown below;
Balancing oxygen atoms: In the reactant side, there are two oxygen atoms while on the product side, there is one oxygen atom. Adding coefficient
Balancing hydrogen atoms: In the reactant side, there is one hydrogen atom while on the product side, there are four hydrogen atoms. Adding coefficient
Balancing bromine atoms: In the reactant side, there are four bromine atoms while on the product side, there are two bromine atoms. Adding coefficient
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Chapter F Solutions
ACHIEVE/CHEMICAL PRINCIPLES ACCESS 2TERM
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