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The following reactions occur at 500 K. Arrange them in order of increasing tendency to proceed to completion (least ? greatest tendency). 1. 2NOCl 2NO + Cl2 Kp = 1.7 × 10- 2 2. 2SO3 2SO2 + O2 Kp = 1.3 × 10 -5 3. 2NO2 2NO + O2 Kp = 5.9 × 10 -5 A) 2 < 1 < 3 B) 1 < 2 < 3 C) 2 < 3 < 1 D) 3 < 2 < 1 E) 3 < 1 < 2
A tank at is filled with of sulfur hexafluoride gas and of carbon monoxide gas. You can assume both gases behave as ideal gases under these conditions.
If the system is allowed to expand as N2 is added at a cosntant total pressure of 1 bar, what will be the equilibrium degree of dissociation when the N2 partial pressure is 0.6 bar
A 50.0 ml sample of benzene at 16.9 degrees C was cooled to its melting point, 5.5 degrees C and then frozen. How much heat was given off in this process
Write the balanced equation for the reaction of aqueous Pb(ClO3)2 with aqueous NaI. Include phases.
The flask was then shaken until the solution was uniform. A 40.0-mL sample of this glucose solution was diluted to 0.500 L. How many grams of glucose are in 100 mL. of the final solution?
Calculate the pH during the titration of 20.00 mL of 0.1000 M hydrazine N2H4(aq), with 0.1000 M HCl after 20.25 mL of the acid have been added. Kb of hydrazine = 1.7 x 10-6
determine the temperature at which the reaction will become spontaneous. See the section on Free Energy and spontaneity in our book. You will also find Appendix C very helpful as well. The delta H for the reaction is 90.84 kiloJoules/mol
Draw the structures of the E and Z stereoisomers of 1,4-diphenyl-2-butene-1,4-dione and label which is the cis and which is the trans
Which resonance structure for the SCN- ion and the COS molecule would you expect to be more stable
Sodium hypochlorite, NaOCL, is the active ingredient in household bleach. What is the concentration of hypochlorite ion, if 20.00mL of bleach requires 32.00mL of 0.500 M HCL to reach the equivalence point
A drink sold in a health food store contains 0.300% (w/v) of vitamin C. What would you have to ingest to obtain 1000 mg of vitamin C.
Explain why it is preferable to take the geometric mean rather than the arithmetic mean when defining mean activity
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