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Stoichiometry with Mass Video Lecture | Chemistry for JAMB

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FAQs on Stoichiometry with Mass Video Lecture - Chemistry for JAMB

1. What is stoichiometry in chemistry?
Ans. Stoichiometry in chemistry is the branch that deals with the quantitative relationships between the reactants and products in a chemical reaction. It involves calculating the amounts of reactants required and the amounts of products formed based on balanced chemical equations.
2. How do you calculate the mass of a product in stoichiometry?
Ans. To calculate the mass of a product in stoichiometry, you need to follow these steps: 1. Write a balanced chemical equation for the reaction. 2. Convert the given mass of the reactant to moles using its molar mass. 3. Use the mole ratio between the reactant and the product from the balanced equation to determine the moles of the product. 4. Finally, convert the moles of the product to mass using its molar mass.
3. What is the importance of stoichiometry in chemical reactions?
Ans. Stoichiometry is essential in chemical reactions as it allows us to predict and calculate the quantities of reactants and products involved. It helps in determining the appropriate amounts of reactants needed for a desired product, ensuring efficiency and avoiding wastage. Stoichiometry also assists in understanding the theoretical aspects of chemical reactions and provides a foundation for further calculations and analysis.
4. Can stoichiometry be applied to non-chemical reactions?
Ans. While stoichiometry is primarily used in chemical reactions, the concept can be applied to certain non-chemical reactions as well. For example, in biological reactions and processes, such as cellular respiration or photosynthesis, stoichiometry principles can be used to calculate the quantities of reactants and products involved. However, it is important to note that stoichiometry is most commonly associated with chemical reactions.
5. How does stoichiometry relate to mass in a chemical reaction?
Ans. Stoichiometry is directly related to mass in a chemical reaction as it allows for the calculation of the mass of reactants and products involved. By using balanced chemical equations and mole ratios, stoichiometry enables the conversion between masses and moles. This conversion is crucial in determining the amount of each substance present in a reaction and understanding the conservation of mass principle.
214 videos|199 docs|162 tests
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