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Arranging the Stoichiometry problems

Authored by Robert Pike

Chemistry

12th Grade

NGSS covered

Used 12+ times

Arranging the Stoichiometry problems
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14 questions

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1.

DRAG AND DROP QUESTION

1 min • 1 pt

1 H3PO4 + 3 KOH ---> 1 K3PO4 +3 H2O

If you have 64.5 grams of H3PO4, calculate how many grams of K3PO4 will be formed if reacted with excess KOH.

Set up the proper calculations to solve this problem below.​

​ (a)   X ​ (b)   X ​ (c)   X ​ ​ (d)   =​ (e)  

139.71 g K3PO4
139.71 g H3PO4

Tags

NGSS.HS-PS1-7

2.

DRAG AND DROP QUESTION

1 min • 1 pt

1 H3PO4 + 3 KOH ---> 1 K3PO4 +3 H2O

If you have 64.5 grams of KOH, calculate how many grams of K3PO4 will be formed if reacted with excess H3PO4.

Set up the proper calculations to solve this problem below.​

​ (a)   X ​ ​ (b)   X ​ (c)   X ​ ​ (d)   =​ (e)  

81.34 g K3PO4
81.34 g KOH

Tags

NGSS.HS-PS1-7

3.

DRAG AND DROP QUESTION

1 min • 1 pt

1 H3PO4 + 3 KOH ---> 1 K3PO4 +3 H2O

If you have 33.74 grams of H3PO4, calculate how many grams of H2O will be formed if reacted with excess KOH.

Set up the proper calculations to solve this problem below.​

​ (a)   X ​ (b)   X ​ (c)   X ​ ​ (d)   =​ (e)  

18.61 g H2O
18.61 g H3PO4

Tags

NGSS.HS-PS1-7

4.

DRAG AND DROP QUESTION

1 min • 1 pt

1 H3PO4 + 3 KOH ---> 1 K3PO4 +3 H2O

If you have 254.73 grams of H3PO4, calculate how many grams of KOH will be needed to complete the reaction.

Set up the proper calculations to solve this problem below.​

​ (a)   X ​ (b)   X ​ (c)   X ​ ​ (d)   =​ ​ (e)  

437.53 g KOH
437.53 g H3PO4

Tags

NGSS.HS-PS1-7

5.

DRAG AND DROP QUESTION

1 min • 1 pt

1 H3PO4 + 3 KOH ---> 1 K3PO4 +3 H2O

If you have 254.73 grams of H3PO4, calculate how many grams of KOH will be needed to complete the reaction.

Set up the proper calculations to solve this problem below.​

​ (a)   X ​ (b)   X ​ (c)   X ​ ​ (d)   =​ ​ (e)  

437.53 g KOH
437.53 g H3PO4

Tags

NGSS.HS-PS1-7

6.

DRAG AND DROP QUESTION

1 min • 1 pt

2 AgNO3 + 1 Cu --> 1 Cu(NO3)2 + 1 Ag

If you have 83.4 grams of AgNO3 calculate how many grams of Cu(NO3)2 will be formed if reacted with excess Copper.

Set up the proper calculations to solve this problem below.​

​ (a)   X ​ (b)   X ​ (c)   X ​ ​ (d)   =​ (e)  

46.04 g Cu(NO3)2
46.04 g AgNO3

Tags

NGSS.HS-PS1-7

NGSS.HS-PS1-2

7.

DRAG AND DROP QUESTION

1 min • 1 pt

2 AgNO3 + 1 Cu --> 1 Cu(NO3)2 + 1 Ag

If you have 83.4 grams of Copper calculate how many grams of Cu(NO3)2 will be formed if reacted with excess AgNO3.

Set up the proper calculations to solve this problem below.​

​ (a)   X ​ (b)   X ​ (c)   X ​ ​ (d)   =​ (e)  

246.15 g Cu(NO3)2
246.15 g Cu

Tags

NGSS.HS-PS1-7

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