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Compute the pH of a solution that is 0.10 M propanoic acid (HC3H5O2) as well as that is also 0.15 M in potassium propanoate KC3H5O2. Ka = 1.3x105.
compounds such as naphthalene and 14-dichlorobenzene find use as mothballs since they sublime at a slow rate at
Lactic Acid has a pKa of 3.08. Explain what is the approximate degree of dissociation of a .35 M solution of lactic acid
Calculate the density of the radiator liquid. Based on the calculation, is the density of ethylene glycol greater or less than that of water
what volume is occupied by 1.00kg of oxygen gas at 5.00 degrees Celsius at a pressure of 735 torr
While making a methyl butanoate ester, and after we were done heating it up, we filtered it with water and NaHCO3. What gas escaped during the sodium bicarbonate washing?
Each reaction needs to be balanced and all physical states (s, l, g, aq) noted (you may need to look these up or read the lab to determine the physical states).
Calculate the number-average molecular weight of a random nitrile rubber [poly(acrylonitrile-butadiene) copolymer] in which the fraction of butadiene repeat units is 0.30; assume that this concentration corresponds to a degree of polymerization of..
Using a flow diagram, show the separation of a mixture containing p-bromoacetanilide, N-cyclopentyl-N-methyl-N-propylamine (N mean the group is attached to the nitrogen of the amine and m-nitrophenol. Specify the organic solvent and aqueous soluti..
Which sequence of reactions would you use to synthesize 2-cyanohexane (racemic mixture) using 1-hexene as your starting material? Question 6 options: Reaction with (1) H2SO4 (cat.)
Compute the % yield and says "These numbers don't make any sense!" Explain what is the percent yield of this students result
One mole of an ideal gas is expanded from a volume of 1.00 liter to a volume of 4.90 liters against a constant external pressure of 1.00 atm. How much work (in joules) is performed on the surroundings?
A certain second-order reaction ( B--> product) has a rate constant of 1.50×10?3 M-1*S-1 at 27C and an initial half-life of 214s. What is the concentration of the reactant B after one half-life
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