Limiting Reactant Quiz

What is the limiting reactant in the smoothie example?

• Strawberries

• Milk

• N2

• H2

Tags

NGSS.HS-PS1-7

What is the excess reactant in the smoothie example?

• Strawberries

• Milk

• N2

• H2

What is the theoretical yield in the smoothie example?

• 2 strawberry smoothies

• 4 strawberry smoothies

• 1 strawberry smoothie

• 3 strawberry smoothies

What is the limiting reactant in the given chemical reaction?

• N2

• H2

• NH3

• None of the above

Tags

NGSS.HS-PS1-7

What is the mole to mole ratio between N2 and NH3 in the given chemical reaction?

• 1:1

• 2:1

• 1:2

• 3:1

Tags

NGSS.HS-PS1-7

What is the last step to convert moles of NH3 to grams of NH3?

• Multiply straight across and divide by 28.02

• Align the moles of NH3 and moles of NH3 across from each other

• Multiply straight across and divide by 2.02 times 3

• Align the moles of NH3 and moles of NH3 across from each other and put the molar mass of NH3 on top

What is the first step to convert grams of N2 to grams of NH3?

• Multiply straight across and divide by 28.02

• Align the grams of N2 and grams of N2 across from each other

• Multiply straight across and divide by 2.02 times 3

• Align the grams of N2 and grams of N2 across from each other and put the molar mass of NH3 on top

Tags

NGSS.HS-PS1-7

What is the second step to convert grams of H2 to grams of NH3?

• Multiply straight across and divide by 28.02

• Align the grams of H2 and grams of H2 across from each other

• Multiply straight across and divide by 2.02 times 3

• Align the grams of H2 and grams of H2 across from each other and put the molar mass of NH3 on top

Tags

NGSS.HS-PS1-7

What is the reactant that produces the least amount of product?

• N2

• NH3

• H2

• None of the above

Tags

NGSS.HS-PS1-5

NGSS.HS-PS1-6

What is the key to successfully understanding and solving limiting reactant problems?

• Practice and persistence

• Using a calculator

• Memorizing all the formulas

• Asking for help from a teacher

Tags

NGSS.HS-PS1-7