Unit 07 Part I Recovery Flashcardizz 3rd Period

Front

What is the balanced chemical equation for the decomposition of potassium chlorate?

Back

2 KClO3 → 2 KCl + 3 O2

Front

How many moles of oxygen are produced from the decomposition of 6.7 moles of KClO3?

Back

10.1 moles of O2

Front

What are mole ratios and how are they obtained?

Back

Mole ratios are obtained from the balanced chemical equation.

Front

In the reaction 2 Al2O3 → 4 Al + 3 O2, what is the mole ratio of aluminum to oxygen?

Back

4:3

Front

How many grams of hydrogen are produced from 120 g of sodium in the reaction 2Na + 2H2O → 2NaOH + H2?

Back

5.2 g of H2

Front

What is the definition of theoretical yield in a chemical reaction?

Back

Theoretical yield is the maximum amount of product that could be obtained from a chemical reaction.

Front

What is the mole ratio of reactants and products in a balanced chemical equation?

Back

The mole ratio is the ratio of the coefficients of the reactants and products in a balanced equation.

Front

How do you calculate the actual yield of a reaction?

Back

The actual yield is the amount of product obtained from a reaction, measured experimentally.

Front

What is the difference between theoretical yield and actual yield?

Back

Theoretical yield is the calculated maximum amount of product, while actual yield is the measured amount obtained.

Front

What is the significance of the periodic table in chemistry?

Back

The periodic table provides information about the elements, including their atomic number, mass, and properties.