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A student was synthesizing aspirin in the lab. Utilize the amount of limiting reactant, she compute the mass of aspirin that should form as 10.32 g. While she weighed her aspirin produce on the balance, its mass was 6.23 g. Compute the percent yield for the synthesis
If 5.02 x 10^3 kg each of NH3, O2, and CH4 are reacted, what mass of HCN and of H2O will be produced, assuming 100% yield?
Explain, using resonance as part of your answer, why a hydrogen adjacent to carbonyl groups (a-H's) are acidic. b. Give the mechanism for the Claisen ester condensation reaction.
Calculate the mass percent of a solution that is prepared by adding 61.4 g of rm NaOH to 413 g of {rm H_2O}.
What is the solubility of lead fluoride in a solution of 0.050 M of sodium fluoride?
An aqueous solution containing 10g of optically pure fructose was diluted to 500mL with water and placed in a polarimeter tube 20 cm long. The measured rotation was -5.20 degrees. Calculate the specific rotation of fructose.
Iron has a density of 7.9 g/ cm3. What is the mass of a cube of iron with the length of one side equal to 55.0 mm.
what is the frequency of the photons emitted by hydrogen atoms when they undergo transistions from n=5 to n=3
in ice cream making the ingredients are kept below 0.0 celsiusin an ice-salt bath.a assuming that nacl dissolves
compute the boiling point of 3.0l of water that has 1.5 grams of lithium fluoride dissolved in it. compute the
When given a problem with an aqueous solution containing Na3PO4 and you need to find the boiling point of the solution only knowing the solution is 18.7% by mass Na3PO4 and the Kb for water is .512 It also says to consider if the solute is an elec..
polypropylene is made of one kind of monomer. give the two monomers used to make nylon 66. why are two monomers needed
At room temperature (20), milk turns sour in about 63 hours. In a refrigerator at 3, milk can be stored three times as long before it sours.
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