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Indicate which compounds present i) in the reactants and ii) in the products from this lab experiment could be expected to give positive tests with a) permanganate and b) ceric ammonium nitrate.
Reactants: "fresh aqueous aspartame"hydrolyzed aspartame"beverage A," which is a diet soft drink24% aqueous methanoldistilled water
products:
-the result of: 30 mL of aspartame stock solution, 10 drops of 6M NaOH in a flask and heated gently for 60 minutes on a steam bath
-the result of: 10mL of diet soft drink with 10 drops of 95% ethanol
Name each of the following species for the following acid-base reactions. (The equilibrium lies to the right in each case, i.e., the product side is favored. If the species is an ion, include the word "ion" in the name.
Draw all of the stereoisomers that result when (E)-but-2-ene is hydrogenated with D2 over a metal catalyst. If more than one stereoisomer is produced, click the "New" tool on the toolbar after you input each structure so that you can input another..
How much water would you have to drink to meet your daily fluoride requirement of 0.5 mg.day?
a sample of neon gas collected at STP occupies a volume of 18.8 L . How many moles of gas does the sample contain?
Calculate the theoretical yield of aspirin to be obtained, starting with 2.0 g of salicylic acid. 2. If 1.8 g of aspirin were obtained in this experiment, what would be the percent yield?
Calculate the work done (in J) on the surrounding atmosphere (1atm pressure, 25.5 oC ) by the evolution of hydrogen in the subsequent reaction. State any assumptions you have made.
What is the molecular formula of the compound 2,3-dimethyl-4-cyclopentyl-5-ethyldecane?
The minimum frequency of light needed to eject electrons from a metal is called the threshold frequency, ?0. Find the minimum energy needed to eject electrons from a metal with a threshold frequency of 5.73 × 10^14 s-1.
What is the lowest possible energy (in electron volts) of an electron in hydrogen if its orbital angular momentum is 2?
A piece of silver of mass 362 g has a heat capacity of 85.7 J/C (celsius degrees). What is the specific heat of silver?
A mixture contains both potassium phosphate and potassium chloride. What is the percentage of potassium phosphate in this mixture if reaction of 0.401g of this mixture with excess copper (II) chloride yields 0.213g of copper (II) phosphate?
The material was used for thermal insulation in the 2003 Mars Exploration Rover. If the maximum space for insulation in the spacecraft's hull was 2294 cm3, what mass (in grams) did the aerogel insulation add to the spacecraft?
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