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Why would you find ethanol or water during an aspirin lab?
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Why would you find ethanol or water during an aspirin lab?
Top answer:
Here is an excellent discussion of the synthesis of aspirin.
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describe basic steps to take re-crystalizing synthesized aspirin. using two solvents to perform this task (ethanol and
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This should be in your lab manual, step by step.
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describe basic steps to take re-crystalizing synthesized aspirin. using two solvents to perform this task (ethanol and
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You should have all of these steps in you lab manual. I'm not here to write your paper for you.
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Aspirin is a weak acid with a Ka of 3.0x10^-5. Find the pH of a solution by dissolving .65g of aspirin in water and diluting it
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moles aspirin = grams/molar mass = 0.65/180 = approximately 0.004 mole. .........RCOOH ==> H^+ +
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Ethanol has a boiling point near 78°C and water has a boiling point of 100°C. A lab technician accidentally diluted a sample
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Ethanol and water can be separated by using the technique of fractional distillation. This method
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Which statement explains why water and ethanol have different boiling points?(1 point)
Responses Water exhibits hydrogen bonding,
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The correct statement that explains why water and ethanol have different boiling points is: "Water
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A student was synthesizing aspirin in the lab. Using the amount of limiting reactant, she calculated the mass of aspirin that
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The percent yield of aspirin can be calculated using the following formula: Percent Yield = (Actual
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When doing a simple distillation of ethanol-water, is the vapor pure ethanol or does it also contain water? (knowing that
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Water/ethanol form an azeotrope which is a combination (in this case) of 95.63% ethanol/4.37% H2O
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If 150 mg of aspirin are rinsed with three portions of 10 mL of water at 25 degrees Celsius, how much aspirin is recovered?
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Solubility is 1g aspirin in 300 mL. So how much aspirin is lost with a 10 mL rinse and I use the
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We did a lab on fractional distillation and I am unsure what the three fractions were. I think the first one is ethanol, and the
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To determine the three fractions obtained through fractional distillation, you need to understand
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calculate the weight of aspirin in mg per tablet using the following equations:
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