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The second-order decomposition of NO2 has a rate constant of 0.255 M-1s-1. Explain How much NO2 decomposes in 4.00 seconds if the preliminary concentration of NO2 (1.00 L volume) is 1.33 M?
One encloses a mixture of helium and oxygen. Depict a chemical system at equilibrium when ammonia gas has partially decomposed into hydrogen and nitrogen gas.
Benzoic acid can be extracted from an ether solution using an aqueous solution of sodium bicarbonate.
HCFC-123 has been proposed as a substance for CFC-11. Explain how would you expect the following environmental properties to compare
Which electrode gains mass and which loses mass as the cell reaction proceeds. What is the equation for the equation for the overall cell reaction. What is the emf generated by the cell under standard conditions
Hard water contains Ca2+, Mg 2+, and Fe2+. Water softeners replace these ions with Na+. If 1.0 X 10^3L of hard water contains 0.010 M Ca2+ and 0.0050 M Mg2+
Consider two jars. One jar contains 100 blue spheres, and the other jar contains 25 each of red, blue, green, and yellow colors mixed together. If you were to remove 30 spheres from the jar containing the mixture (assume you get a representative d..
A mixture containing 8ml cyclohexane, 8 ml p-xylene, and 8 ml dichoromethane was distilled. how to caculate the mole percent composition of p-xylene
a)Calculate the final temperature for Cv,m=3R/2.b)Calculate q for Cv,m=3R/2 .c)Calculate w for Cv,m=3R/2 d)Calculate delta H for Cv,m=3R/2 e)Calculate delta U for Cv,m=3R/2
A sample of silver chromate (Ag2CrO4) has a mass of 24.7 g. (a) How many Ag+ ions are present? ions (b) How many CrO42- ions are present? ions (c) What is the mass in grams of one formula unit of silver chromate? g/formula unit
Explicate how a saturated solution represents equilibrium between the solution and any undisclosed solute present.
A certain reaction has activation energy of 65.13 kJ/mol. Explain At what Kelvin temperature will the reaction proceed 6.00 times faster than it did at 357 K
Consider a steel tank whose volume is 65.0 and which contains gas at a pressure of 16500 at 21.What mass of does the tank contain?
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