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If a molecule having an ionization energy of 11.39 eV produces a photoelectron having a kinetic energy of 6.85656E-19 J, what is the wavelength of the incident radiation?
Calculate the pH at the points in the titration of 20.00 mL of 0.318 M NH3 of 0.470 M HCl have been added. For NH3, K_b=1.8*10^-5.
When compound X undergoes ozonolysis, acetone, is the only product produced. Propose a structure for compound X.
The jewelry contains only gold and silver, which have densities of 19.3 and 10.5 , respectively. If the total volume of the jewelry is the sum of the volumes of the gold and silver that it contains, calculate the percentage of gold (by mass) in th..
Given that aprotic solvents are not practical for unimolecular processes (little if any reaction occurs via a unimolecular pathway) draw the skeletal structure of the major organic substitution product when (2S,6R)-2,6-dibromo-6-methyloctane is tr..
Write the molecular and net ionic equations for the reaction in aqueous solution of sodium sulfide and sulfuric acid. Explain why the reaction goes to completion.
At 1 atm, how much energy is required to heat 55.0g of H2O(s) at -22.0 ^degree C to H2O(g) at 123.0^degree C? Please answer in kJ & explain in detail
How many fluoride atoms are in the tube of toothpaste? How many grams of sodium ion are in 2.10 toothpaste? How many molecules of triclosan are in the tube of toothpaste?
Suppose that you carry out an analytical procedure to generate a linear calibration curve like that shown in the figure below. Then you analyze an unknown and find an absorbance that gives a negative concentration for the analyte Select the true s..
How many liters of O2 gas measured at 861 torr and 250.0°C are formed by the decomposition of 200. g of KClO. (You will need a balanced equation where KClO is the reactant. The other product is KCl.)
How many liters of ethane, measured at 17.0 degrees Celsius and 719 Torr, must be burned to liberate 2.94 X 10^4 kJ of heat?
If the volume of 0.200 M NaOH needed to neutralize 0.410 g of an unknown acid is 35.0 mL, what is the molar mass of the monoprotic acid
How many microcoulombs are required for complete oxidation of glucose in 0.300 microliter of blood in a home glucose monitor if the concentration is 1.00 g/L
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