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Did an experiment where we extracted the caffeine in 1 bag of tea. We added the bag of tea leaves to the solution where the sodium carbonate solution. Explain what the purpose of adding the sodium carbonate was.
if the thermometer is position too high in the distillation adapter how would this affect your boiling point
Qualitative Approach: How is the solubility of CaF2 in water different from its solubility in Ca(NO3)2? Is CAF2 more or less soluble in water than Ca(NO3)2?
Use the periodic table to determine the element corresponding to each of the following electron configurations.
Show the amounts in NIKE's accounting equation by calculating thevalue of NIKE's total assets, total liabilities and total shareholder's equity
Consider the conversion of CH3CH2CH2CH2OH to each of the compounds shown below. In which conversion is an oxidizing agent required
how large (in kg) an oxygen candle (KClO3) would be needed to supply 8 people with enough oxygen for 24 hours on a small submarine? Although this depends on the size of the person and their respiration rate, according to NASA, an average person ne..
the compound L-erythrose 4-phosphate was dissolved in 20 mL of chloroform and the solution was placed in a cell with a 20.0 cm path length, an observed rotation of 100? was found. Calculate the specific rotation, [?]D for L-erythrose 4-phosphate? ..
Calculate the volume of 6.0 M sulfuric acid H2SO4 solution required to neutralize the excess potassium hydroxide, KOH, solution from the first step of the synthesis. Indicate clearly your calculations and reasoning.
Why is it important to not look directly at the flame of burning magnesium should the metal ignite during this experiment?
If a piece of aluminum with mass 3.90 g and a temperature of 99.3 degrees celcius is dropped into 10.0 cm cubed of water at 22.6 degrees celcius, what will be the final temperature of the system?
Which one of the following compounds will be most soluble in water?
Show two different ways to make methyl propionate, using methanol, propionic acid and other necessary reagents The methanol and propionic acid do not have to both be used in the first step.
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