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How would you detect the presence of mercury in a sample potentially containing other group 1 cations? Detail the procedure and what the conformation presence test would be.
why are london dispersion forces of the sample molecules strongly influencing gc measurements? and why are they usually
a. exchanges energy when a phosphate bond is hydrolyzed b. the high energy form of coenzyme A c. the oxidized form of nicotinamide adenine dinucleotide.
Calculate the work done (in joules) by a chemical reaction if the volume increases from 3.1 L to 3.5 L against a constant external pressure of 3.5 atm
By what percentage does a dilute aqueous solution expand when heated form 15 degrees C to 25 degrees C? If a 0.5000 M solution is prepared at 15 degrees C,
ozonolysis of a followed by dimethyl sulfide reduction produces a single optically active compound c c5h8o2. reduction
What is the molecular weight of a gas if a 21.0 g sample has a pressure of 836mmhg at 25.0 degrees c in a 2.00L flask
What is ?, the electromotive efficiency to three significant figures?? Open the hint panel below for the definition of electromotive efficiency. (d) What is the pH of an unknown that gives a reading of 19.6 mV with this electrode at 30°C?
Does adding boiled, deionized water to the titrating flask to wash the wall of the erlenmeyer flask and the buret tip increase, decrease, or have no effect on the Ksp
butanes molar enthalpy of vaporization is 22.44kjmol and its normal boiling point is -0.40c. a 250 ml sealed
The reaction 2H2(g) + 2NO(g) -> 2H2O(g) + N2(g) is first order in h^2 and second order in No at a particular temperature. What is the rate law
HCN is a weak acid dissolved in water. (Ka=6.2x10^-10). If a 50.0mL sample of 0.100 M HCL is titrated with 0.100 M NaOH 1) what is the pH at the equivalence point
The flask was removed, was quickly cooled to condense the volatile liquid, dried and weighed. The mass of the flask and the volatile liquid is 34.743 grams
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