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The energy required for the ionization of a certain atom is 3.44 x 10-18 J. The absorption of a photon of unknown wavelength ionizes the atom and ejects an electron with velocity 1.03 x 108 m/s. Calculate the wavelength of the incident of radiation
Solubility of Mg(OH)2 in water is 9.0z10^-4 g/100mL. What volume of .006 M HNO3 is required to neutralize1.0L of saturated Mg(OH)2 solution
A container of gas with an adjustable volume has an initial pressure of p. The container volume is tripled at constant temperature. What is the pressure inside the container after the volume is increased
What is the pH of a solution of 0.20M RbCHO2? Must use an ICE table (Initial Concentration, Change in Concentration, Equilibrium Concentration) and the quadratic formula unless the "x is small" approximation can be used.
When a 0.0200 mol sample of SO3 is introduced into an evacuated 1.67 L vessel at 900K, 0.0132 mol SO3 is found to be present at equilibrium. What is the value of Kp for the dissociation of SO3 at this temperature?
If a portion of a tablet weighing 0.365g neutralizes 2.30 x 10 -4 moles of hydrochloric acid, how much acid would the whole tablet neutralize if it weighs 1.84g
Calculate the concentrations of all species present (C6H5NH2,C6H5NH3+,OH-, and H3O+ ) in a 0.14M solution of aniline. Express using two sig figs.
Which set of temperature and pressure conditions will cause a gas to exhibit the LEAST deviation from ideal gas behavior
Calculate the solubility of Ca(OH)2 in a 0.469M CaCl2 solution at 31°C, given that the Ksp of Ca(OH)2 is 4.96 x 10-6 at that temperature. Give your answer in milli Molar units
Calculate the wavelength (in nanometers) of a photon emitted by a hydrogen atom when its electron drops from the n = 5 state to the n = 3 state
A physician wrote a prescription for Tylenol 325 mg/5mL with codeine 10 mg/5mL, 5mL three times a day for 4 days as needed for cough. How much Tylenol in milligrams is contained in a teaspoonful?
Preparation of Aspirin - All of them should be written in paragraphs and the method should not be copied exactely from the instruction
imagine that you have a 6.50 gas tank and a 2.50 gas tank. you need to fill one tank with oxygen and the other with
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