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POGIL: Stoichiometry

POGIL: Stoichiometry

Assessment

Presentation

•

Chemistry

•

10th - 12th Grade

•

Medium

•
NGSS
HS-PS1-7

Standards-aligned

Created by

Yana Mims

Used 1+ times

FREE Resource

5 Slides • 23 Questions

1

POGIL: Stoichiometry

2

Model 1: Mole to Mole

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3

Fill in the Blanks

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Type answer...

4

Multiple Choice

Question image

Where did the  3 mol H22 mol NH3\frac{3\ mol\ H_2}{2\ mol\ NH_3}  come from?

1

The mole ratio from the balanced equation

2

The Molar Mass of H2

3

The Molar Mass of NH3

5

Multiple Choice

Question image

Double check to see if 52.2 moles of H2 is the correct answer.

34.8 ×32\frac{34.8\ \times3}{2}  

1

Yes

2

No

6

Multiple Choice

Question image

Given the following chemical equation 4P + 5O2 →  2P2O5

Which is the correct setup to determine: How many moles of P2O5 are formed from 3.4 moles of O2?

Use Model 1: Mole to Mole

1

3.4 mol O2 × 2 mol P2O55 mol O2= 1.36 mol P2O53.4\ mol\ O_2\ \times\ \frac{2\ mol\ P_2O_5}{5\ mol\ O_2}=\ 1.36\ mol\ P_2O_5  

2

3.4 mol O2 × 5 mol P2O52 mol O2= 8.5 mol P2O53.4\ mol\ O_2\ \times\ \frac{5\ mol\ P_2O_5}{2\ mol\ O_2}=\ 8.5\ mol\ P_2O_5  

3

3.4 mol O2 × 1 mol P2O51 mol O2= 3.4 mol P2O53.4\ mol\ O_2\ \times\ \frac{1\ mol\ P_2O_5}{1\ mol\ O_2}=\ 3.4\ mol\ P_2O_5  

4

3.4 mol O2 × 2 mol O25 mol P2O5= 1.36 mol O23.4\ mol\ O_2\ \times\ \frac{2\ mol\ O_2}{5\ mol\ P_2O_5}=\ 1.36\ mol\ O_2  

7

Multiple Choice

Question image

Given the following chemical equation

4P + 5O2 →  2P2O5

Which is the correct setup to determine: How many moles of P are formed from 30.1 moles of O2?

Use Model 1: Mole to Mole

1

30.1 mol O2 × 4 mol P5 mol O2= 24.08 mol P30.1\ mol\ O_2\ \times\ \frac{4\ mol\ P}{5\ mol\ O_2}=\ 24.08\ mol\ P  

2

30.1 mol O2 × 5 mol P4 mol O2= 37.6 mol P30.1\ mol\ O_2\ \times\ \frac{5\ mol\ P}{4\ mol\ O_2}=\ 37.6\ mol\ P  

3

30.1 mol O2 × 1 mol P1 mol O2= 30.1 mol P2O530.1\ mol\ O_2\ \times\ \frac{1\ mol\ P}{1\ mol\ O_2}=\ 30.1\ mol\ P_2O_5  

4

30.1 mol O2 × 2 mol O25 mol P2O5= 12.04 mol O230.1\ mol\ O_2\ \times\ \frac{2\ mol\ O_2}{5\ mol\ P_2O_5}=\ 12.04\ mol\ O_2  

8

Model 2: Mole to Mass

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9

Fill in the Blanks

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Type answer...

10

Multiple Choice

Question image

Where did the  3 mol H22 mol NH3\frac{3\ mol\ H_2}{2\ mol\ NH_3}  come from?

1

The mole ratio from the balanced equation

2

The Molar Mass of H2

3

The Molar Mass of NH3

11

Multiple Choice

Question image

Where did the  2.02 g H21 mol H2\frac{2.02\ g\ H_2}{1\ mol\ H_2}  come from?

1

The mole ratio from the balanced equation

2

The Molar Mass of H2

3

The Molar Mass of NH3

12

Multiple Choice

Question image

Double check to see if 105 g H2 is the correct answer.

34.8 ×3×2.022×1\frac{34.8\ \times3\times2.02}{2\times1}  

1

Yes

2

No

13

Multiple Choice

Review: What is the molar mass of P2O5?

1

P2O5 = 142 gmolP_2O_5\ =\ 142\ \frac{g}{mol}  

2

P2O5 = 32 gmolP_2O_5\ =\ 32\ \frac{g}{mol}  

14

Multiple Choice

Question image

Given the following chemical equation 4P + 5O2 →  2P2O5

Which is the correct setup to determine: How many grams of P2O5 are formed from 3.4 moles of O2?

Use Model 2: Mole to Mass

1

3.4 mol O2 × 2 mol P2O55 mol O2×142 g P2O51 mol P2O5=193.12 g P2O53.4\ mol\ O_2\ \times\ \frac{2\ mol\ P_2O_5}{5\ mol\ O_2}\times\frac{142\ g\ P_2O_5}{1\ mol\ P_2O_5}=193.12\ g\ P_2O_5  

2

3.4 mol O2 × 5 mol P2O52 mol O2×142 g P2O51 mol P2O5=1,207 g P2O53.4\ mol\ O_2\ \times\ \frac{5\ mol\ P_2O_5}{2\ mol\ O_2}\times\frac{142\ g\ P_2O_5}{1\ mol\ P_2O_5}=1,207\ g\ P_2O_5  

3

3.4 mol O2 × 2 mol P2O55 mol O2×1 mol P2O5142 g P2O5=0.010 g P2O53.4\ mol\ O_2\ \times\ \frac{2\ mol\ P_2O_5}{5\ mol\ O_2}\times\frac{1\ mol\ P_2O_5}{142\ g\ P_2O_5}=0.010\ g\ P_2O_5  

4

3.4 mol O2 × 2 mol O25 mol P2O5= 1.36 mol O23.4\ mol\ O_2\ \times\ \frac{2\ mol\ O_2}{5\ mol\ P_2O_5}=\ 1.36\ mol\ O_2  

15

Model 3: Mass to mole

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16

Fill in the Blanks

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Type answer...

17

Multiple Choice

Question image

Where did the  1 mol NH317.04 g NH3\frac{1\ mol\ NH_3}{17.04\ g\ NH_3}  come from?

1

The mole ratio from the balanced equation

2

The Molar Mass of H2

3

The Molar Mass of NH3

18

Multiple Choice

Question image

Where did the  3 mol H22 mol NH3\frac{3\ mol\ H_2}{2\ mol\ NH_3}  come from?

1

The mole ratio from the balanced equation

2

The Molar Mass of H2

3

The Molar Mass of NH3

19

Multiple Choice

Question image

Double check to see if 3.06 mol H2 is the correct answer.

34.8 ×1×317.04×2\frac{34.8\ \times1\times3}{17.04\times2}

1

Yes

2

No

20

Multiple Choice

Review: What is the molar mass of O2?

1

O2 = 142 gmolO_2\ =\ 142\ \frac{g}{mol}  

2

O2 = 32 gmolO_2\ =\ 32\ \frac{g}{mol}  

21

Multiple Choice

Question image

Given the following chemical equation 4P + 5O2 →  2P2O5

Which is the correct setup to determine: How many moles of P2O5 are formed from 3.4 grams of O2?

Use Model 3: Mass to Mole

1

3.4 g O2 × 1 mol O232 g O2×2 mol P2O55 mol O2= 0.04 mol P2O53.4\ g\ O_2\ \times\ \frac{1\ mol\ O_2}{32\ g\ O_2}\times\frac{2\ mol\ P_2O_5}{5\ mol\ O_2}=\ 0.04\ mol\ P_2O_5  

2

3.4 g O2 × 1 mol O232 g O2×5 mol P2O52 mol O2= 0.27 mol P2O53.4\ g\ O_2\ \times\ \frac{1\ mol\ O_2}{32\ g\ O_2}\times\frac{5\ mol\ P_2O_5}{2\ mol\ O_2}=\ 0.27\ mol\ P_2O_5  

3

3.4 mol O2 × 2 mol P2O55 mol O2×1 mol P2O5142 g P2O5=0.010 g P2O53.4\ mol\ O_2\ \times\ \frac{2\ mol\ P_2O_5}{5\ mol\ O_2}\times\frac{1\ mol\ P_2O_5}{142\ g\ P_2O_5}=0.010\ g\ P_2O_5  

4

3.4 mol O2 × 2 mol O25 mol P2O5= 1.36 mol O23.4\ mol\ O_2\ \times\ \frac{2\ mol\ O_2}{5\ mol\ P_2O_5}=\ 1.36\ mol\ O_2  

22

Model 4: Mass to mass

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23

Fill in the Blanks

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Type answer...

24

Multiple Choice

Question image

Where did the  1 mol NH317.04 g NH3\frac{1\ mol\ NH_3}{17.04\ g\ NH_3}  come from?

1

The mole ratio from the balanced equation

2

The Molar Mass of H2

3

The Molar Mass of NH3

25

Multiple Choice

Question image

Where did the  3 mol H22 mol NH3\frac{3\ mol\ H_2}{2\ mol\ NH_3}  come from?

1

The mole ratio from the balanced equation

2

The Molar Mass of H2

3

The Molar Mass of NH3

26

Multiple Choice

Question image

Where did the  2.02 g H21 mol H2\frac{2.02\ g\ H_2}{1\ mol\ H_2}  come from?

1

The mole ratio from the balanced equation

2

The Molar Mass of H2

3

The Molar Mass of NH3

27

Multiple Choice

Question image

Double check to see if 6.19 g H2 is the correct answer.

34.8 ×1×3×2.0217.04×2×1\frac{34.8\ \times1\times3\times2.02}{17.04\times2\times1}

1

Yes

2

No

28

Multiple Choice

Question image

Given the following chemical equation 4P + 5O2 →  2P2O5

Which is the correct setup to determine: How many grams of P2O5 are formed from 3.4 grams of O2?

Use Model 4: Mass to Mass

1

3.4 g O2 × 1 mol O232 g O2×2 mol P2O55 mol O2×142 g P2O51 mol P2O5= 6.04 g P2O53.4\ g\ O_2\ \times\ \frac{1\ mol\ O_2}{32\ g\ O_2}\times\frac{2\ mol\ P_2O_5}{5\ mol\ O_2}\times\frac{142\ g\ P_2O_5}{1\ mol\ P_2O_5}=\ 6.04\ g\ P_2O_5  

2

3.4 g O2 × 1 mol O232 g O2×5 mol P2O52 mol O2= 0.27 mol P2O53.4\ g\ O_2\ \times\ \frac{1\ mol\ O_2}{32\ g\ O_2}\times\frac{5\ mol\ P_2O_5}{2\ mol\ O_2}=\ 0.27\ mol\ P_2O_5  

3

3.4 mol O2 × 2 mol P2O55 mol O2×1 mol P2O5142 g P2O5=0.010 g P2O53.4\ mol\ O_2\ \times\ \frac{2\ mol\ P_2O_5}{5\ mol\ O_2}\times\frac{1\ mol\ P_2O_5}{142\ g\ P_2O_5}=0.010\ g\ P_2O_5  

4

3.4 mol O2 × 2 mol O25 mol P2O5= 1.36 mol O23.4\ mol\ O_2\ \times\ \frac{2\ mol\ O_2}{5\ mol\ P_2O_5}=\ 1.36\ mol\ O_2  

POGIL: Stoichiometry

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