Stoichiometry Lesson

Multiple Choice

What is the first thing you must do to solve a stoichiometry problem?

• Write a Balanced Equation

• Panic

• Write an Unbalanced Equation

• Ask for help

Multiple Choice

__KNO₃ --> __KNO₂ + __O₂ What coefficients are needed to balance the reaction?

• 2, 2, 1

• 2, 3, 2

• 1, 2, 2

• 1, 3, 1

Multiple Choice

Mole ratios are obtained from the

• balanced chemical equation

• periodic table

• molar mass

• atomic number

Multiple Choice

__H₂   +   __O₂  →  __H₂O How many moles of water can be produced if 8 moles H₂ are used?

• 4 moles

• 8 moles

• 16 moles

• 2 moles