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The electron affinity of nitrogen is a +7 while those for carbon and oxygen are !122 and !141 kJ/mole, respectively. Why is it even reasonable to suggest nitrogen having a positive electron affinity with carbon and oxygen have negative electron affinities? Fully explain your answer.
how many liters of water can be made from 55g of oxygen gas amp an excess of hydrogen at a pressure of 12.4 atm amp a
A solution consisting of .200 mol of methylbenzene (C6H5CH3) in 250 g of nitrobenzene (C6H5NO2)freezes at .40 degrees celsius
Calculate the pH of each of the following solutions. a. 2.1x10^-4 M Ba(oH02 b. 7.9x10^-4 M HNO3
Use the stoichimetery of the equation and the dilute titanium 4 chloride solution for the following: How many moles of solid product can be formed?
Which of the following equations represents the proper net ionic equation for the complete neutralization reaction between the strong base Ba(OH)2 (aq) and the strong acid HI (aq)
If 5.00 g Br2 and 3.00 g NH3 react according to the equation below, what is the maximum mass of ammonium bromide produced. 3 Br2(l) + 8 NH3(g) ? 6 NH4Br(s) + N2(g)
Write out a detailed procedure for determining the enthalpy of reaction between citric acid (H3Cit) and sodium hydroxide (NaOH). Note that the neutralization reaction is
The pressure on a balloon holding 350 mL of an ideal gas is increased from 254 torr to 1.00 atm. What is the new volume of the balloon (in mL) at constant temperature?
What mass of water is necessary to prepare each of the following solutions? 1.) 200.0g of 1.30\% saline solution 2.) 80.00g of 15.0\% sugar solution
Suppose you were given a pure stereoisomer that rotated the ppl either +60 degrees of -120 degrees ie. the same intensity of yellow light is observed for both of these readings. What would you do to determine if the proper reading were +60 or -120
When 3.41 g of P4 is burned, 86.1 kJ of thermal energy is evolved at constant pressure. What is the molar enthalpy of combustion of P4?
A gas mixture consists of 320mg methane, 175mg of argon, and 225mg of neon. The partial pressure of neon at 300K is 8.87kPa. Calculate (a) the volume and (b) the total pressure of the mixture.
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