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How would hydroxide ions influence the concentration of sulfide ions?
Explain the dissolution of the sulfides of copper, bismuth and cadmium in nitric acid. Include ionic equations.
In the identification of bismuth, why must the sodium stannite be prepared just prior to use?
What is the stereochemical relationship of the products formed by reacting racemic lactic acid with (S)-1-phenylethylamine?
A powerful blender that is currently available in the market is rated at 1.2 hp. if the blender is filled with water at 70 °F and operated, the rotating blades can cause the water to boil.
Two vessels are labeled A and B. Vessel A contains NH3 gas at 70°C, and vessel B contains Xe gas at the same temperature. If the average kinetic energy of NH3 is 7.1 10-21 J/molecule, calculate the mean-square speed of Xe atoms in m2/s2.
Calculate the pH of the above solution if 1.00 moles of benzoic acid and .97 moles of Sodium Benzoate are added in enough water to make 750ml of solution
Problem- One proposed route to make ibuprofen required a Friedel-Crafts Alkylation between 1-bromo-2-methyl propane and 2-phenyl-propanoic acid. This route failed to give the correct product. Draw out the structure of the two starting materials
The molecular weight of vincristine, a pharmaceutical drug
Compute the mass in g of precipitate formed when excess sodium hydroxide is added to 42.5mL of 15.5% magnesium nitrate solution whose density is 1.12 g/mL.
The element X occurs naturally to the extent of 20.0% superscript 12X and 80.0 % superscript 13X. The atomic mass of X is nearest:
What was the initial temperature of the Cu metal If the final temperature of the Cu-H 2 O mixture was at twenty five degree celsius? (The specific heat of copper = 0.377 J/(g°C).)
What is the final pressure in the bottle for a monatomic gas, for which CV,m = 3/2R, and a diatomic gas, for which CV,m = 5/2R?
What functional groups are the key players in a condensation polymerization reaction. How so.
if the pressure of chloroform vapor in a flask is 154 mm hg at 25.0degc and the density of the vapor is 1.25 gl what is
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