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Experimentally the ionization energy of hydrogen is 1312.2 kJ / mol. What would be the wavelength (nm) of a photon with enough energy to ionize one atom of hydrogen?
If a sample containing 2.00 mL of nitroglycerin ({rm{density}} = 1.592{rm{g/mL}}) is detonated, how many total moles of gas are produced?
What molecule does a most probable speed of 393 m/s at 25*C? Also calculate the mean speead and root mean square speed.
A muon is an elementary particle with a negative charge equal to the charge of an electron and a mass approximately 200 times that of the mass of an electron.
what is the concentration of toluene in air produced by vaporizing 1 ml of liquid toluene into clean air to produce a total volume of 100 liters? Toluene has a molecular weight of 92
3.24 x 10-3 g of a protein was dissolved in water (total vol. of 5.00 mL). Given the osmotic pressure of the solution was 1.50 x 10-3 atm and the temperature is 298.0K, calculate the molar mass of the protein.
Gold chloride,AuCl, has a Ksp of 2.0x10^-13. How many grams of gold are found in 500. ml of a saturated aqueous solution of AuCl
Calculate the pH during the titration of 10.00 mL of 0.400 M hypochlorous acid with 0.500 M NaOH. First what is the initial pH (before any NaOH is added). The Ka for HOCl is 3.0 x 10-8 M. 2.What is the pH after 2.40 mL of NaOH are added
A 3.5514 g of a chromium oxide was found to contain 2.4299 g of chromium and 1.1215 g oxygen. What is the empirical formula for this chromium oxide
dissociate into two NO2 molecules if one mole of pure N2O4 is introduced to a 10 liter constant volume, constant temperature of 298K reactor. In addition determine the initial and final pressures within the reactor and the composition of the equil..
If an unknown acid was imcompletely extracted from the ether solution into the aqueous layer in this experiment, would the experimentally measured melting point value of benzophenone be affected? Why or why not
Which one of the following is the highest temperature?
What volume of hydrogen gas is produced when 0.829 mol of iron reacts completely according to the following reaction at 0oC and 1 atm?
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