Experiment 6 - Gravimetric Determination of IronFull description
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MELTING POINT DETERMINATION
This will also helpful to find out CaCo3 levels from other sources like agricultural lime too.Full description
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Please use responsibly. I do not assure you that all of my answers are correct. In fact, you can assume that almost for every RDR, I wrote something wrong As much as possible, use this only for com...
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Second Formal Report for Chemistry 17 in Up Diliman, also Results and discussion Report For Experiment 8Full description
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Experiment 2 - Velocity of SoundFull description
Christopher Galindo
Gravimetric Determination of Calcium Unknown No.: N/A
Thursday, July 3, 2014
Mass Measurements Mass of Unknown Sample (g) Mass of Crucible (g) Mass of Crucible + CaC2O4 H2O (g) Mass of CaC2O4 H2O (g) Mass of CaO (g) Data Analysis: Weight Percent of CaO (%) Average Weight Percent of CaO (%) Standard Deviation (%) Relative Standard Deviation (%) Shown calculations (See Below): 1. Mass of CaC2O4 H2O (g) 2. Mass of CaO (g) 3. Weight Percent of CaO (wt%) 4. Average Weight Percent of CaO (%) 5. Standard Deviation (%) 6. Relative Standard Deviation (%)
Trial #1 0.5007 31.4078 32.1213 0.7135 0.2738
Trial #2 0.5016 32.4278 33.1431 0.7153 0.2745
*Trial #3 0.5012 24.8010 N/A N/A N/A
54.68 54.71 0.04 0.07
54.73
N/A
*crucible dropped
1. Mass of CaC2O4 H2O (g) ( Example: 32.1213 g 31.4078 g = 0.7135 g 2. Mass of CaO (g)
Example:
)
(
)
3. Weight Percent of CaO (wt%)
Example:
4. Average Weight Percent of CaO (%) ∑ ̅ Example: ̅ 5. Standard Deviation (%) ∑ √
̅
Example: √ 6. Relative Standard Deviation (%) ̅ Example: √
