Interpretation: the mass of produced in the given reaction to be determined when oxygen in of air is reacted with .
- Balanced chemical equation of a reaction is written according to law of conservation of mass.
- Equation for Number of moles of a substance, from its given mass is,
- Equation for Number of grams of a substance from its number of moles is,
- Mole ratio between the reactant and a product of a reaction are depends upon the coefficients of reactant and product in a balanced chemical equation.