Based on your experimental data, what if the formula for the Epsom salt that was used? MgSO4 * XH2O Description Trial 1 Trial 2 Trial 3 Mass of Crucible, grams 39.22 39.62 40.43 Mass of Crucible dish and Epsom Salt, grams 40.30 40.59 41.43 Mass of Crucible dish and Epsom salt after heating 39.80 40.13 40.96 Epsom Salt, original (hydrated) mass 1.08 0.97 0.88 Epsom Salt, heated (dehydrated) mass 0.58 0.51 0.53 Moles of Epsom salt, heated (dehydrated) 0.00482 0.00424 0.00440 Mass of water released upon heating 0.5 0.46 0.47 Moles of water release upon heating 0.2775 0.02553 0.02609 Ratio of moles of water to moles of dehydrated Epsom salt 5.757 6.021 6.5225 Identify any potential sources of error in this experiment. Why might your formula in (1) aboce not be right?
Based on your experimental data, what if the formula for the Epsom salt that was used? MgSO4 * XH2O
Description |
Trial 1 |
Trial 2 |
Trial 3 |
Mass of Crucible, grams |
39.22 |
39.62 |
40.43 |
Mass of Crucible dish and Epsom Salt, grams |
40.30 |
40.59 |
41.43 |
Mass of Crucible dish and Epsom salt after heating |
39.80 |
40.13 |
40.96 |
Epsom Salt, original (hydrated) mass |
1.08 |
0.97 |
0.88 |
Epsom Salt, heated (dehydrated) mass |
0.58 |
0.51 |
0.53 |
Moles of Epsom salt, heated (dehydrated) |
0.00482 |
0.00424 |
0.00440 |
Mass of water released upon heating |
0.5 |
0.46 |
0.47 |
Moles of water release upon heating |
0.2775 |
0.02553 |
0.02609 |
Ratio of moles of water to moles of dehydrated Epsom salt |
5.757 |
6.021 |
6.5225 |
Identify any potential sources of error in this experiment. Why might your formula in (1) aboce not be right?
All of your calculations are correct but with some typo errors as shown below:
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