Experimental data. Your data are shown in lines 1-5 that you measured in the lab. Fill in the table where there are gray boxes for your calculations. You are working to determine the percent water in Unknown C. Trial 1 Trial 2 1. Mass of fired crucible and lid (g) 24.98 g 25.12 g 2. Mass of fired crucible, lid, and hydrated salt (g) 28.89 g 27.67 g 3. Mass of crucible, lid, and anhydrous salt (g) 27.29 g 26.64 g Trial 1 Trial 2 4. Mass of hydrated salt (g) 5. Mass of anhydrous salt (g) 6. Mass of water lost (g) 7. Percent by mass of water in hydrated salt (%) 8. Average percent water in hydrated salt (%)
Experimental data. Your data are shown in lines 1-5 that you measured in the lab. Fill in the table where there are gray boxes for your calculations. You are working to determine the percent water in Unknown C.
Trial 1 Trial 2
|
1. Mass of fired crucible and lid (g) |
24.98 g |
25.12 g |
|
2. Mass of fired crucible, lid, and hydrated salt (g) |
28.89 g |
27.67 g |
|
3. Mass of crucible, lid, and anhydrous salt (g)
|
27.29 g
|
26.64 g |
Trial 1 Trial 2
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4. Mass of hydrated salt (g) |
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|
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5. Mass of anhydrous salt (g) |
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|
|
6. Mass of water lost (g) |
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|
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7. Percent by mass of water in hydrated salt (%) |
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|
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8. Average percent water in hydrated salt (%) |
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