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The carbonyl carbon of an aldehyde, ketone, carboxylic acid, or ester cannot be a stereocenter. Why or why not?
a close chemical relative of the banned insecticide ddt is methoxychlor c16h15cl3o2. methoxychlor is currently used as
Use the ksp values to calculate the molar solubility of each of the following compounds in pure water BaSO4(ksp=1.07x10^-10) PbCl2(ksp=1.17x10^-5) Ni(0H)2(ksp)5.48x10^-16
A 1.20 sample of dry ice is added to a 745 mL flask containing nitrogen gas at a temperature of 25.0 C and a pressure of 735mmHg .
The introduction state that often the rate doubles for each temperature increase of 10degree celcius. What value of the activation energy would cause the rate to double between 25~35degree celcius? ((k value)
to 333 milliliters of a 0.120 molar pbno32 solution 0.667 milliliteres of 0.435 molar kio3 is added. calculate the
If 15 mL of a 1 M HCl solution is mixed with 25 mL of a .250 M NaOH solution in a process that produces 273 mg of NaCl, what is the percent yield
Draw the lowest energy conformation of 3-ethyl-2,4,4-trimethylheptane, depicting the C3-C4 bond on a sawhorse.
A 4.07 L sample of H2O(g) reacts at a temperature of 375°C and a pressure of 679 mm Hg. How many grams of NH3 can be produced?
When 100 mL each of 2.0 × 10-4 M Ca2+ and 2.0 × 10-2 M F- are mixed, what is the remaining Ca 2+ ion concentration and is precipitation complete. The solubility product constant of CaF 2 is 5.3 × 10-9.
For a radioactive decay (decomposition of a radioactive substance) the half-life is 6.0 h. How much radioactive substance remains after 22 h, in % (radioactive decay is a first-order process)
When 25mL of a 120mL stock solution containing 2M AlCl3 is diluted to 80mL, how many moles of Al3+ are in the new solution.
Estimate the molar heat of vaporization of a liquid whose vapor pressure doubles when the temperature is raised from 85ºC to 95ºC.
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