Final answer:
To determine the quantity of a component in the starting amount, analyze the given information and equation. The example involves a thermochemical equation and stoichiometric calculations are used to determine the quantity.
Step-by-step explanation:
The question is asking to determine the quantity of a particular component in the starting amount. To do this, we need to analyze the given information and equation.
The example provided involves a thermochemical equation, which is used to represent a chemical reaction and the energy change associated with it. By identifying the known quantities and using stoichiometric calculations, we can calculate the quantity of the component in the starting amount.