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Nitrogen forms several oxides. At STP what are the densities of NO2, N2O4, and N2O5? How many volumes of oxygen are required to convert one volume of N02 into N2O5?
Starting with 2-methyl-3-hexanone, show the complete mechanism for the acid-catalyzed formation of the imine using propylamine (Pr-NH2.)
62.8 mL of air is collected over water at 24 degrees celsius and 733 mm Hg pressure. find the volume of the dry air at STP
calculate the standard emf of a cell that uses the mgmg2 and cucu2 half-cell reactions at 25 degrees celsius. write the
a student reported the follow ing percentages for his unknown mixture 25nh4cl 30 nacl and 50 sio2. assuming that the
An emission line from K atoms is found to have two closely spaced components, one at 766.70 nm and the other at 770.11 nm. Account for this observation, and deduce what information you can.
What volume of a 0.1 M ClO- solution reacts stoichiometrically with a 10 mL solution of 0.2 M CrO2-? Use the reaction 2 CrO2- + 3 ClO- --> 2 CrO4-2 + 3 Cl- to assist in the calculation. You do not have to balance the oxygens and hydrogens in the r..
Outline the steps involved in the synthesis of 3-chloro-4-fluoroacetophenone from 4- aminoacetophenone.
need to neutralize the NH2 and stanilize the polyamide. I just want to clarigy we we need to wash it in HCl after interfacial polymerization.
2 tanks xy of gas are connected by a closed valve. tank x is 5 liters and has oxygen gas at a pressure of 24 atm. tank
By comparing the Charles's law equation to the linear equation, y= -0.171x + 46.837, where y is volume and x is temperature, determine the value of k.
The radioisotope 224Ra decays by a emission primarily to the ground state of 220Rn (94% probability) and to the first excited state 0.241 MeV above the ground state (5.5% probability). What are the energies of the two associated a particles
a 250.0 ml sample of chlorine gas is collected when the barometric pressure isnbsp 798 mmhg. what is the volume of the
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