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If a molecule having an ionization energy of 11.83 eV produces a photoelectron having a kinetic energy of 7.7697E-19 J, what is the wavelength of the incident radiation?
What mass of NO2 can be produced by the complete reaction of 40.00 g of ammonia with 98.00 g of oxygen: 4NH3 + 7O2 4NO2 + 6H2O
What is the coefficient of H2O when the following equation is properly balanced with the smallest set of whole numbers
Calculate the standard cell potential and the equilibrium constant for the oxidation of ethanol to acetaldehyde. Calculate the equilibrium constant.
What volume of ethanol must be diluted with water to prepare 308 mL of 0.700 M solution?The density of ethanol is given as 0.789 g/mL.
consider a solution of ethanol c2h5oh and water in which the mole fraction of ethanol is 0.0820. the density of the
What technique would you use to determine the density of approximately 5 grams samples of granular sugar at 20 degress celsius and 1 atmosphere pressure
you need to prepare 100.0 ml of a ph4.00 buffer solution using 0.100 m benzoic acid pka 4.20 and 0.140 m sodium
A solution may contain the following ions Ag+, Cu2+, Cd2+, Mn2+, Ni2+, and Na=. A white precipitate formed when 0.10 M NaCl was added and after this was removed the solution was treated with H2S gas under acidic conditions and no precipitate forme..
Calculate the density of the sample. Show all work and use significant figures and units.
randk the following solutions in order of increasing pH of their 0.1M aqueous solutions - KNO3, K2SO3, K2S
What is the pressure in millimeters of mercury of 0.0115 mol of helium gas with a volume of 219 mL at a temperature of 55 circ C?
Hydrochloric acid B) Ammonium Hydroxide 2) Identify the geometry of the iron(III) complex in water and the complex ions produced in the above reactions
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