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Presume 2.77 g of argon gas occupies a volume of 4.27 L explain what volume will 1.20 mol of argon occupy under the same conditions?
Reaction of SbF5 with HF produces octahedral SbF6- and a free proton (which is the reason for the super acid character of this combination). What is the formal charge on the central Sb atom in SbF6
a particular first-order reaction has a rate constant of 1.35 times at 25degc. what is the magnitude of k at 95degc if
Which combination of atoms is most likely to produce a compond with covalent bonds?a) K and Brb) Al and Sc) S
question you need to produce a buffer solution that has a ph of 5.23. you already have a solution that contains 10 mmol
A galvanic cell Zn / Zn2+ // Cu2+ / Cu generates a current of 4.00 Amperes for 1.00 hour. The cathode increases in mass by 10.0g . If charge on an electron is 1.602 x 10-19 coulombs/ electron. Calculate the Avogadro's number using these experimenta..
Calculate the osmotic pressure (in torr) of 6.00 L of an aqueous 0.896 M solution at 30.0 deg C, if the solute concerned is totally ionized into three ions (e.g., it could be Na2SO4 or MgCl2)
what is the pH of the solution after the addition of 3.0 ml of HCl? e) What is the pH of the solution at the equivalence point? f) what is the pH of the solution when 5.0ml more of the HCl solution is added after the equivalence point has ben reac..
An aqueous solution of KCl is colorless, KMnO4 is purple, and K2Cr2O7 is orange. What color would you expect of an aqueous solution of Na2Cr2O7? Explain.
What is the pH of a solution that is 0.30 M in aniline, C6H5NH2, and 0.15 M in anilinium chloride, C6H5NH3+Cl-? (Kb = 4.2 × 10-10 for aniline) Aniline ionizes as: C6H5NH2 + H2O C6H5NH3+ + OH-
Calculate the quantity of heat in calories release when 241.62 g of water is cooled from 80.6°C to 28.0°C.
what is the major product in the claisen condensation of ethyl propanoate in the presence of excess sodium ethoxide
Kp for this reaction is 5.1 x 10-2 atm-1. Initially, 1.00 g each of SO2 and Cl2 are placed in a 1.00 L reaction vessel. After 15 minutes, the concentration of SO2Cl2 is 45.5 μg/mL.
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