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If the work function of a metal is 4.49 eV, what is the maximum wavelength of light that can be used to observe the photoelectric effect?
Water (2770 g) is heated until it just begins to boil. If the water absorbs 5.35 x 10^5 J of heat in the process, what was the initial temperature of the water
Does a baseball in flight possess wave properties. If so, why can we not measure its wave properties
Why is there a difference in water soluility when looking at the structure of methyl ethyl ketone and chlorobenzene. Methyl ethyl ketone has a water solubility of 268 g/L, while chlorobenzene has a water solubility of 0.47 g/L.
explain how le chateliers principle affects the extent of the dissociation of acetic acid in a buffer that is 0.10 m
An organofluorine compound has a density of 0.773 g/L at 18.5 C and 223 mm Hg pressure. calculate the molar mass of the compound
The mole fraction of benzene in the solution is 0.590. Assumeing ideal behavior, calculate the mole fraction of toluene in the vapor above the solution.
a balloon filled with h2g at stp has a volume of 2.24 .what is the final gas volume if 0.10 mol heg is added to the
What is the approximate thermal energy in kJ/mol of molecules at 0° C? Express your answer to the nearest 0.1 kJ/mol
the volume of a gas bag was found to be 840 ml at a temperature of 25 degrees c and a pressure of 734 torr. what would
Suppose you had started with 3.25 moles of sodium hydrogen carbonate,how many moles of sodium chloride would you expect to be formed?
Consider the titration of 30.0 of 0.035 with 0.030 . Calculate the after the following volumes of titrant have been added.
Write the condensed electron configurations for the following atoms, using the appropriate noble-gas core abbreviations. In order of increasing orbital energy. a) U b) Pb
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