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a 155ml volume of oxygen gas is collected over water at 23 degrees celsius and a barometric pressure of 770mm. the gas weighs 0.185 grams. what is the pressure of the dry gas?
the alcohol attacking the 2-phenylacetic acid with the subsequent loss of a proton. b. protonation of the ethanol by H2SO4. c. protonation of the carbonyl oxygen of the 2-phenylacetic acid. d. protonation of the hydroxyl group of the 2-phenylac..
Calculate the concentrations of all species in a 1.10 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1=1.4x10^-2 and Ka2=6.3x10^-8.
What mass of the hydrate could be recovered from the solution? When separated from a H 2 O solution, copper sulphate forms a hydrate with 5
In the reaction 2-phenylacetic acid + ethanol in a H2SO4 solution yields Ethyl-2-phenylacetate, (a) which group in the acyl compound is being substituted and (b) what is the substituting group?
How much energy is needed to raise the temperature of 16.0g of gold by 17.0degrees C, Answer in units of J
a three carbon species that has a carbon level of zero at each carbon atom. b) two compounds that contain three carbon atoms and have a carbon atom with a carbon level of 1.
We do not have a reliable method for determining the number of molar equivalents of bleach being added because commercial preparations vary in concentration and "oxidizing power
An aqueous solution is 30.0 % by mass ammonia, NH3, and has a density of 0.892 g/mL.The mole fraction of ammonia in the solution is?
A 5.325g sample of methyl benzoate, a compound found in perfumes, was found to contain 3.758g of carbon, 0.316g of hydrogen, and 1.1251g of oxygen.
how many millimeters of 5M NaOH are needed to neutralize 40mL of 2M H2SO4
How much will the reaction speed increase if the concentration of NO is increased from exactly 0.35 moles/liter to exactly 1.51 moles/liter while the concentration of oxygen
name the four general types of carbonyl reactions. give an example of each including a detailed mechaism. use a propyl group next to a carbonyl in each example.
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