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Solve how to draw mechanisms for organic chemistry? Would really like to learn how to draw them.
a mixture of 2- percent ammonia 55 percent hydrogen and 25 percent nitrogen by a volume 9.8 newton per square meter. what is partial pressure of ammonia?
when most Fe+3 salts are dissolved in dilute nitric acid, the solution is often yellow to orange in color. Why could you not visually detect these colors in the Fe(NO3)3 stock solution?
What would be the electron configuration of the elements: 2NaOH(aq) + CuCl2(aq) yields 2NaCl(aq) + Cu(OH)2 (s)
A compound is 40.0% C , 6.70% H, and 53.3% O by mass. Assume that we have a 100.-g sample of this compound. The molecular formula mass of this compound is 240 amu. What are the subscripts in the actual molecular formula?
Assume that the only amino acid in a particular protein that absorbs at 280 nm is tryptophan, and that this particular protein has 2 moles of tryptophan per mole of protein.
Calculate the concentrations of all species in a 1.01 M Na2SO3 (sodium sulfite) solution
An electrochemical cell is constructed by coupling a Cu(II)/Cuhalf-cell with an Ag(I)/Ag half cell. The concentration of Cu(II)and Ag(I) are both 0.010 M. The observed potential
A student wants to prepare exactly 1000 mL of a 0.500 M aqueous potassium hydroxide solution. What mass of potassium hydroxide should the student dissolve in the solution?
The carbohydrate glyceraldehyde is shown below in several different Fischer projections. Sort the structures according to whether the Fischer projection represents glyceraldehyde
What is the density of hydrogen gas at 23.0^C and a pressure of 1640 psi?
Calculate the density of a block.
a sample of oxygen occupies 1.00 x 10^6 mL at 575 mm Hg is subjected to a pressure of 1.25 atm. What will the final volume of the sample be if the temperature is held Constant.
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