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The atmospheric pressure on Clouds Rest in Yosemite is only 523mmHg. Given that the Hvap of water is 40.67 kj/mol, calculate the temperature at which water will boil on Clouds Rest.
A weak acid, HA, has a Ka value of 3.86 x 10-9. What is the Kb of A-. Use E notation and 3 significant figures.
A hydrated compound contains 1 mole of cation M, 3 mole of anion A, and 2 moles of water. The correct formula is
An additional atm pressure of HI is admitted to the con- tainer, and it is allowed to come to equilib- rium again. What is the new partial pressure of HI?
Which of the experimental results for the photoelectric effects suggest that light can display particle-like behavior
A first order reaction has an Arrhenius constant for the reaction is 3.2 x 1010 sec -1, and an activation energy of 65.1 kJ. At what temperature (in Celsius) is the rate constant equal to 0.479 sec-1
the density of toluene c7h8 is 0.867 gml and the density of thiophene c4h4s is 1.065 gml. a solution is made by
What must be the velocity, in meters per second, of a beam of electrons if they are to display a de Broglie wavelength of 83.7 m
What is the value of Delta S when 2.7g of CH4 is compressed from 29.0 L to 18.0 L at a constant temperature of 100 C?
the reaction n2g 3h2g lt--gt2nh3g is at equilibrium in areaction chamber. if an experimenter injects a small amount of
A solution is initially 0.050M in acetate, CH3COO- (Kb = 5.6 x 10^-10). 10.0mL of 0.10 M HCl is added. Write a chemical equation for the neutralization reaction that occurs.
According to the the table, the driving force is because HCl and SO2 is gases. Check this up with calculate the reaction enthalpy and reaction entropy at 298K. If you need more data will you have to check it up in a table work
Bombardment of cobalt-59 with a neutron produces a manganese-56 atom and another particle. What is this particle
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