Balance each of the following equations that describe...

Balance each of the following equations that describe synthesis reactions. a. $\mathrm{Ni}(s)+\mathrm{CO}(g) \rightarrow \mathrm{Ni}(\mathrm{CO})_{4}(g)$. b. $\mathrm{Al}(s)+\mathrm{S}(s) \rightarrow \mathrm{Al}_{2} \mathrm{S}_{3}(s)$ c. $\mathrm{Na}_{2} \mathrm{SO}_{3}(a q)+\mathrm{S}(s) \rightarrow \mathrm{Na}_{2} \mathrm{S}_{2} \mathrm{O}_{3}(a q)$ d. $\operatorname{Fe}(s)+\operatorname{Br}_{2}(l) \rightarrow \operatorname{Fe} \mathrm{Br}_{3}(s)$ e. $\mathrm{Na}(s)+\mathrm{O}_{2}(g) \rightarrow \mathrm{Na}_{2} \mathrm{O}_{2}(s)$

Balance each of the following equations that describe synthesis reactions.
a. $\mathrm{Ni}(s)+\mathrm{CO}(g) \rightarrow \mathrm{Ni}(\mathrm{CO})_{4}(g)$.
b. $\mathrm{Al}(s)+\mathrm{S}(s) \rightarrow \mathrm{Al}_{2} \mathrm{S}_{3}(s)$
c. $\mathrm{Na}_{2} \mathrm{SO}_{3}(a q)+\mathrm{S}(s) \rightarrow \mathrm{Na}_{2} \mathrm{S}_{2} \mathrm{O}_{3}(a q)$
d. $\operatorname{Fe}(s)+\operatorname{Br}_{2}(l) \rightarrow \operatorname{Fe} \mathrm{Br}_{3}(s)$
e. $\mathrm{Na}(s)+\mathrm{O}_{2}(g) \rightarrow \mathrm{Na}_{2} \mathrm{O}_{2}(s)$

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Key Concepts

Synthesis Reaction

A synthesis reaction is a type of chemical reaction where two or more simple substances combine to form a more complex compound. This type of reaction is fundamental in chemistry as it illustrates how simpler elements and compounds can interact to produce new substances with different properties.

Balancing Chemical Equations

Balancing chemical equations involves adjusting the coefficients in a chemical reaction so that the number of atoms for each element is the same on both sides of the equation. This process ensures that the equation adheres to the law of conservation of mass, which is crucial for accurately representing the reaction.

Conservation of Mass

The law of conservation of mass states that mass is neither created nor destroyed in a chemical reaction. This principle requires that the total mass of the reactants must equal the total mass of the products, reinforcing the need for balanced chemical equations in chemical reactions.

Stoichiometry

Stoichiometry is the area of chemistry that deals with the quantitative relationships between the reactants and products in a chemical reaction. By using the balanced chemical equation, stoichiometry provides a means to calculate the amounts of substances involved, ensuring that the proportions of reactants and products are correctly maintained.

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