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1. Regard as the second-order decomposition of nitroysl chloride
2NOCl(g) 2NO(g) + Cl2(g)
At 450 K the rate constant is 15.4 atm-1s-1. Define how much time in s is needed for NOCl originally at a partial pressure of 74torr to decay to 11.1 torr?
2. Define how much time (in s) is needed for NOCl originally at a concentration of 0.0072 M to decay to 0.0022 M?
consider the equilibrium 2i g-i2g what will be the effect on the position of equilibrium of a decreasing the
A solution is prepared by diluting 0.0342 mol acetic acid with water to a volume of 8.39 L. What is the pH of the solution
natural uranium consists almost entirely of 238u. to operate a nuclear power reactor the fuel must be enriched in a
In the actual O3 molecule the best description of the number of bonds between O-O atoms is____ bonds.
58.0 mL of a 1.30 M solution is diluted to a volume of 228 mL. A 114-mL portion of that solution is diluted using 141 mL of water.
The elemental selenium dispersed in a dandruff control shampoo was determined by suspending a 10.0 mL sample in a warm ammonical solution that contained an excess of silver nitrate to give the following
An optimization from a particular starting structure of a compound C5H10O2 leads to an energy of 25.12 KJ/mol.
Commercial perchloric acid is 70.0% by mass, HClO4(aq), and has a density of 1.67 g/mL. Calculate the molarity of perchloric acid in the solution
Give a stepwise mechanism showing the base-induced formation of diphenylacetylene from meso-stilbene dibromide. Use curved arrows to symbolize the flow of electrons.
octane gas reacts wuth oxygen to form carbon dioxide gas and water as a gas. write balanced equation. how many grams of oxygen must react with 50 grams of hexane gas?
The rate of disappearance of HBr in the gas phase reaction 2HBr (g) → H2 (g) + Br2 (g)
a gas has a volume of 4.00 l at 0 degrees celius. what final temperature in degrees celcius is needed to change the
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