Percentage of Water in Hydrate
11th Grade
•15 Qs
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Percentage of Water in Hydrate
Quiz
•
Science
•
11th Grade
•
Hard
+1
Standards-aligned
Lisa Thompson
FREE Resource
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15 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
A hydrate of magnesium chloride is present and the following data is collected:
mass of crucible = 22.05 grams
mass of crucible + hydrate = 25.95 grams
mass of crucible and contents after heating = 23.19 grams
What is the percentage of water in this hydrate?
Tags
NGSS.MS-PS1-4
NGSS.MS-PS3-4
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
A 14.67 g sample of a hydrate of magnesium carbonate was heated to drive off the water. The mass was reduced to 8.93 g. What is the percentage of water lost?
Tags
NGSS.MS-PS1-5
3.
OPEN ENDED QUESTION
1 min • 1 pt
Crucible, cover: 17.8 g
Crucible, cover, and hydrate: 23.9g
Crucible, cover, and salt: 21.5g
Calculate % of water lost.
Evaluate responses using AI:
OFF
Tags
NGSS.MS-PS1-4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A hydrate of copper sulfate is heated and the following data is collected: mass of crucible = 18.50 grams, mass of crucible + hydrate = 24.50 grams, mass of crucible and contents after heating = 21.00 grams. What is the percentage of water in this hydrate?
25.00%
30.00%
35.00%
40.00%
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-4
NGSS.MS-PS1-5
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A 20.00 g sample of a hydrate of sodium carbonate was heated to drive off the water. The mass was reduced to 14.20 g. What is the percentage of water lost?
28.50%
29.00%
29.50%
30.00%
Tags
NGSS.MS-PS1-4
NGSS.MS-PS3-4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Crucible, cover: 15.0 g, Crucible, cover, and hydrate: 20.0 g, Crucible, cover, and salt: 17.0 g. Calculate % of water lost.
15.00%
20.00%
25.00%
30.00%
Tags
NGSS.MS-PS1-4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A hydrate of barium chloride is present and the following data is collected: mass of crucible = 30.00 grams, mass of crucible + hydrate = 36.00 grams, mass of crucible and contents after heating = 33.00 grams. What is the percentage of water in this hydrate?
16.67%
20.00%
25.00%
30.00%
Tags
NGSS.MS-PS1-2
NGSS.MS-PS1-5
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