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In one of the neutron-induced fission reactions of U-235(atomic mass = 235.043922 ), the products are Ba -140 and Kr-93 (a radioactive gas). What volume of Kr-93(at and 1.0 ) is produced when 1.80 g of U-235 undergoes this fission reaction?
an excited hydrogen atom emits light with a frequency of 1.141 x 10E14 hz to reach the energy level for which n-4. in what principal quantum level did the electron begin?
0.506-kg chunk of ice at 0.0 degrees Celsius is added to an insulated container holding 315ml of water at 20.2 degrees Celsius. Will any ice remain after thermal equilibrium is established
What is benzoin condensation and what are the results of it and the uses of this reaction and a detailed assignment of it
A gas measures 180. ml. at 870C and 800. mm Hg. Find its volume at standard temperature and 800 mm Hg of pressure.
Identify each of the following statements as describing a chlorination reaction or a bromination reaction - The carbon-halogen bond dissociation energy is higher
Compare the proposed reaction mechanism for the sodium hypochlorite oxidation of cyclohexanol with that involved in the chromic acid oxidation. Do you notice any similarities
calculate the equilibrium constant K at 25 degrees for the reaction Fe+Cd2+9aq) ---> Fe2+(aq) +Cd(s) where E cell = 0
consider the reaction by which hbr is added to ethene to give bromoethane. write the mechanism of the reaction using
Calculate the pH of a solution that is formed when 25.0 mL of 0.24 M ammonia (Kb = 1.8 x 10-5) is mixed with 25.0 mL of 0.20 M ammonium chloride.
When heat is added to a solution of CoCl2 and HCl in water, what happens on the molecular level that causes the reaction to shift?
The transmittance of the mixture was read and compared to a calibration curve which indicated a concentration of I3^- as 5.52*10^-4 M. Calculate the following: c.) The concentration in moles/L of IO3^- in the original sample.
What is the concentration (in M) of the chloride ion when 16.2 mL of a 0.542 M solution of barium chloride is combined with 18.4 mL of a 0.619 M solution of aluminum chloride? Assume the volumes are additive.
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