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A student found an unknown

Joe Student created a calibration curve. When determining the unknown concentration of the same chemical, he found the
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2. asked by samia
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At 22 degrees Celsius and a pressure of 755 mm Hg, an unknown gas was found to have a density of 4.52 g/L. When analyzed, the
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2. asked by tom
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I did a lab for Organic ChemistryI did a simple distillation for an unknown and found that it boiled at 76 degrees. I also found
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2. asked by Omar
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A student finds that 22.06 mL of 0.7270 M lead nitrate is needed to precipitate all of the iodide ion in a 50.00-mL sample of an
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2. asked by Anonymous
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An Ap student got a lab report back with "-4.5 % error" written in red on it. He had found the boiling point of an unknown
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2. asked by Anonymous
3. 2,120 views
An Ap student got a lab report back with "-4.5 % error" written in red on it. He had found the boiling point of an unknown
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2. asked by Taylor
3. 547 views
3. Another volatile liquid was used in a similar experiment. A student found that 0.32 g of vapor had a volume of 152ml at 100
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2. asked by preshi
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a student is performing a Benedict test on an unknown substance. The student adds the Reagent and nothing happens which
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a student is performing a benedict's test on an unknown substance. the student adds the reagent, and nothing happens. which
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2. asked by Madam Kitty
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11. A student has four known minerals and one unknown mineral. The student wants to perform a scratch test to find out the
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2. asked by final exam please
3. 484 views