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If the solubility of a gas is 7.5 g/L at 404 kPa pressure, what is the solubility of the gas when the pressure is 202 kPa?
The equilibrium contant Kc for the reaction HF(aq)+H2O(l)-->H30+(aq) +F-(aq) is 3.5 x10^-4. What is the equilibrium concentration of H30+ if the initial concentration of HF is 1.0M.
The atomic weight of a newly discovered element is 98.225 amu. It has two naturally occuring isotopes. One isotope has a mass of 96.780 amu.
In my organic chemistry class we were asked a question to use this theory to account for bond lengths between ethane, ethene, and ethyne. I was wondering what this theory actually was about.
Compare and contrast conventional current regulations and oversights that exist in the United States with that of nonconventional medicine.
A researcher studying the nutritional value of a new candy places a 5.9 gram sample of the candy inside a bomb calorimeter and combusts it in excess oxygen.
Write the half-reaction that occurs at a hydrogen electrode in acidic aqueous solution when it serves as the anode of a voltaic cell?
ammonia reacts with oxygen according tot he following equation4nh35o24no6h2o deltahrxn -906kjcalculate the heat in kj
If an ideal gas is expanded reversibly, the heat absorbed qrev, can be expressed by the differential dqrev = Cv dT + P dV, Where Cv is a constant (called heat capacity at constant volume). Show that dqrev is an inexact differential.
you need to produce a buffer solution that has a ph of 5.05. you already have a solution that contains 10 rm mmol
A 2.00 L sample of air at -50 degreees C has a pressure of 700 torr. What will be the new pressure in torr if the temp is raised to 50 degrees C and volume is increaed to 4.00 L
Assuming that these species remain gaseous at 119K , for which species is the equipartition theorem prediction for the rotational contribution to the internal energy appropriate?
If you dilute 33.4 mL of a 3.5 M solution to make 244.0 mL of solution, what is the molarity of the dilute solution.
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