Stoichiometry and Chemical Reactions

The video tutorial explains a stoichiometry problem involving the reaction of glucose with oxygen to produce carbon dioxide and water. It covers balancing the chemical equation, calculating moles of reactants and products, and converting these to grams. The tutorial provides a step-by-step approach to solve the problem, ensuring the equation is balanced and all calculations are accurate.

What are the products when glucose reacts with oxygen?

• Carbon monoxide and water

• Carbon dioxide and water

• Carbon dioxide and hydrogen

• Carbon monoxide and hydrogen

What is the first step in solving a stoichiometry problem?

• Measure the mass of products

• Determine the atomic weights

• Write the balanced chemical equation

• Calculate the moles of reactants

How many carbons are on the left side of the glucose reaction equation?

• 1

• 6

• 12

• 18

How many moles of oxygen are required to react with one mole of glucose?

• 1

• 3

• 6

• 12

What is the atomic weight of glucose?

• 160

• 120

• 200

• 180

How many grams of oxygen are required to react with 25 grams of glucose?

• 18 grams

• 25 grams

• 26.7 grams

• 32 grams

How many moles of carbon dioxide are produced from 0.139 moles of glucose?

• 0.139 moles

• 0.833 moles

• 1.0 moles

• 6.0 moles

What is the atomic weight of carbon dioxide?

• 12

• 18

• 44

• 32

How many grams of carbon dioxide are produced from 0.833 moles?

• 44 grams

• 36.7 grams

• 32 grams

• 18 grams

How many grams of water are produced from 0.833 moles?

• 44 grams

• 15.0 grams

• 18 grams

• 36.7 grams