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One liter of O2, one liter of N2, and one liter of H2 are collected at a pressure of three atmospheres, each in a different container. The three gases are then forced into a single vessel of one-liter capacity, with the temperature kept constant. What is the resulting pressure, in atmospheres? A. 0.333atm B.9atm C.6atm D.3atm E.1 atm
Assuming complete dissociation of the solute, how many grams of KNO3 must be added to 275 mL of water to produce a solution that freezes at -14.5 C? The freezing point for pure water is 0.0 C and Kf is equal to 1.86 C/m.
A solution consisting of 100 mL of the weak base 1.0 M NH3 is titrated with 1.0 M HCl. Which of the following is false. At the equivalence point, the solution is acidic.
How much energy (in kilojoules) is required to convert 110 mL of diethyl ether at its boiling point from liquid to vapor if its density is 0.7138 ?
A particular reactant decomposes with a half-life of 171 s when its initial concentration is 0.329 M. The same reactant decomposes with a half-life of 245 s when its initial concentration is 0.230 M. determine the reaction order. calculate the rat..
when 9.8 g of aluminum oxide (Al2O3) decomposes, how many grams of aluminum metal are produced?
A saturated solution (aqueous) of the acid contains 11 g/L and has a pH = 2.94. What is the value of the acid dissociation constant?
A sample of chlorine gas at a pressure of 420 mm Hg and in a volume of 3.50 L was heated from 18.0oC to 45.0oC after being transferred to a container of volume 2.35 L. The pressure in this new container should be about
If there are three electrons in 2p, the electrons will differ in: a) principle quantum number b) secondary quantum number
what mass in grams of lead(II) Iodide is formed, assuming the reaction goes to completion? b) What is the molarity of Pb2+ in the resulting Solution?
what is the formula for the ion formed when each of the following elements loses its valence electrons.
Diacetylferrocene, In the formation of diacetylferrocene, the product is always the one in which each ring is monoacetylated.
How can you find the pI of an amino acid when there are four ionizable groups on the same molecule?
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