Mole Ratio/Limiting Reactant

What is the ratio of sharks to fish?

• 2 to 10

• 2 to 8

• 8 to 2

Tags

NGSS.MS-LS2-2

What is ratio of blue to orange

• 3/2

• 3/5

• 2/3

• 2:2

• 1:1

• 2:1

• 1:2

• 4:5

• 1:1

• 2:3

• 4:6

When does a chemical reaction stop?

• When the lab is finished
• When the excess reactant is used up
• When the limiting reactant is used up
• Chemical reactions never stop

Tags

NGSS.HS-PS1-6

NGSS.HS-PS1-7

What is a limiting reactant?

• the reactant that limit the amount of product formed

• the reactant that is in excess

• the product that you can make the most of

• the amount of reactants that react with each other

Tags

NGSS.MS-PS1-5

1 Body + 4 Tires → 1 Car

How many cars can you make with 92 tires and 34 bodies?

• 23

• 34

• 68

• 46

This is what you call a reactant that you have enough of. The one that DOES NOT run out.

• Limiting Reactant

• Excess Reactant

• Highly Reactant

• Super Reactant

You need 2 pieces of bread, 1 tablespoon of peanut butter and 2 tablespoons of starwberry jelly to make a sandwich. If you have 10 pieces of bread, 4 tablespoons of peanut butter and 15 tablespoons of jelly, what is the limiting reactant?

• bread

• strawberry jelly

• peanut butter

Use the equation 2 Al + 3 Cl₂ ---> 2 AlCl₃.  If 2 moles of aluminum and 2 moles of chlorine are reacted, identify the limiting reactant.

• AlCl3
• Cl2
• Al

Tags

NGSS.MS-PS1-5