Mole Ratio Practice 2

Potassium chlorate decomposes to form potassium chloride and oxygen gas. How many moles of KClO₃ are used in the reaction if 0.34 moles of oxygen is formed?

____ mol KClO₃

Potassium chlorate decomposes to form potassium chloride and oxygen gas. Given 11 moles of oxygen is formed during the reaction, how many moles of potassium chloride is also produced?

____ mol KCl

Potassium chlorate decomposes to form potassium chloride and oxygen gas. How many moles of potassium chloride is produced when 6.45 moles of potassium chlorate are decomposed?

____ mol KCl

Methane gas, CH₄, undergoes a combustion reaction with oxygen gas forming carbon dioxide and water. If 0.51 moles of oxygen are used, how many moles of CH₄ is also used?

____ mol CH₄

Methane gas, CH₄, undergoes a combustion reaction with oxygen gas forming carbon dioxide and water. If 0.45 moles of water is produced, how many moles of carbon dioxide is also produced?

____ mol CO₂

Sodium azide, NaN₃, decomposes into sodium metal and nitrogen gas. How many moles of NaN₃ are required to form 0.98 moles of nitrogen?

____ mol NaN₃

Sodium azide, NaN₃, decomposes into sodium metal and nitrogen gas. Given 7.85 moles of NaN₃, how many moles of Na are produced?

____ mol Na