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Draw the structure of ninhydrin and of the colored product when it (ninhydrin) reacts with amino acids (search the internet)?
The formula for the illegal drug cocaine is C17H21NO4. What is the percentage of hydrogen in the compound?
A gas is heated from 268 K to 290 K while its volume is increased from 25.0 L to 37.0 L by moving a large piston within a cylinder. If the original pressure was 0.90 atm, what would be the final pressure?
Iodobenzene(C6H5I, bp 188C) steam distills at 98.2. How many molecules of water are required to carry over 1 molecule of iodobenzene. How many grams os water per gram of iodobenzene
reaction of benxaldoxime and clorox to form benxonitrile oxide, treat clorox as Cl2 and NaOH, reaction of benzonitrile oxide and styrene
Calculate the mass percent of a solution that is prepared by adding 70.9g of NaOH to 492g of H20 ... I read that the way to calculate this is Solute/solution x 100%
hydroxylamine nitrate contains 29.17 mass % N, 4.20 mass % H, and 66.63 mass O. If its molar mass is between 94 and 98 g/mol, what is its molecular formula?
what is the mass of 2.50 liters of an intravenous glucose that has a density of 1.05g/ml. A patient is required to take 0.400 mg of ampicillin / day. Ampicillin is available as a liquid suspension at a concentration of 50.0mg/5.0 m. How many ml of..
A fossil fuel containing 84% C, 15% H and 1%S is burned with 20% excess air in a boiler. The stack gases are at 150 C. a) What is the concentration (ppm) of SO3 in the stack if equilibrium is established according to
How does one predict the regiochemistry of the products of aromatic reactions like nitration? What factors are responsible for the product ratios seen in such reactions?
If 30.0 grams of ammonium chloride react to form 9.6 grams of ammonia, how many grams of hydrogen chloride must simultaneously be formed
The percentage of an additive in gasoline was measured six times with the following results: 0.14, 0.15, 0.16, 0.17, 0.20, 0.11%. Find the average and RSD and 90% confidence intervals for the percentage of the additive.
When done in batch mode, industrial scale reations reactants are commonly heated in the reaction vessel until kinetic calculations indicate the 99% of the reactants have been consumed. In the esterification reaction of methanol with acetic acid th..
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