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Consider the reaction: 2SO2(g)+O2(g)?2SO3(g) What changes will occur in the concentration of SO2,O2, and SO3 at equilibrium if we were to: a. increase temperature b. increase pressure c. increase SO2 d. add a catalyst e. add helium at constant pressure
Calculate ?Srxn for the following reaction. The S for each species is shown below the reaction. 4NH3(g) + 5O2(g) -> 4NO(g) + 6H2O(g) 192.8 205.2 210.8 188.8 S(j\J/mol*K)
If 495g NaOH is dissolved in a final volume of 20.0 L, what is the molarity of the solution.
Draw a diagram of oseltamivir and label showing which atoms or functional groups could be involved in the binding of oseltamivir to the neuraminidase active site by
What determines whether 2-bromobutane undergoes an SN1 or an SN2 reaction? How would you favor SN2 formation
The half-life of radium-226 is 1600 years. How long will it take for the radioactivity of a sample of radium-226 to decrease from 130 mCi to 10 mCi
Preparation of an ally phosphonate and synthesis of a conjugated diene. Write out the complete mechanism for the reaction.
If the barometeric pressure was 0.98 atm when the mercury level in an open-end manometer connected to a flask of gas was 177 mmHg higher on the side open to the atmosphere than on the flask side
If 18.2 mL of 0.800 M HCl solution are needed to neutralize 5.00 mL of a household ammonia solution, what is the molar concentration of the ammonia.
which of the following is always spontaneous A. C2H6O + 3O2 = 2CO2 + 3H2O; delta H is smaller than 0 B. the sublimation of dry ice ( CO2) C. the freezing of water (H2O) D. the formation of water from its gaseous elements D. None of the above.
If a pure R isomer has a specific rotation of -152.0°, and a sample contains 71.0% of the R isomer and 29.0% of its enantiomer, what is the observed specific rotation of the mixture
Why is the pka of formaldehyde less than acetaldehyde, a regular aldehyde or a ketone? Why is it a stronger acid compare to these other structures?
Identify each of the following substances as an element, compound, solution, or heterogeneous mixture
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