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Which of the functions : sin3x, 6cos4x, 5x^3, 1/x, 3e^-5x, ln 2x, are eigenfunctions of d^2/dx^2. For each eigenfunction, state the eigenvalue.
a 20.0 mL sample of NaIO3 was treated with an acess of KI and HCl and the iodine produced titrated with 0.05125 M Na2S2O3. If 19.35 mL, of Na2S2O3 solution were required to reach a strach-iodine endpoint, what was the concetration of the NaIO3
Consider the following unbalanced reduction half equation. MnO4-+H=+e- > Mn2++H2O. How many H= are needed for the balanced half-equation.
If a column is exchanged for a similar column that is half the length of the first column, how would that change the retention time of a solute
What percentage (by mass) of trichloroethane is left as a liquid when equilibrium is established
A 72.0 mL volume of 0.25 Moles HBr is titrated with 0.50 Moles KOH. Calculate the pH after addition of 36.0 mL of KOH
calculate the final temperature when a 11.3 gram sample of ice at 0oc is placed into a styrofoam cup containing 119
Calculate the percent yield for a student who completed experiment 27A and collected the following data. Give your answer to two decimal places.
Starting with 2.70 x 10^22 atoms of Tl-206, calculate the number of such atoms left after 28.5 min.
Aluminum will act as the stronger reducing agent and iron will act as the stronger oxidant. In the spontaneous reaction, the oxidation number of iron will increase.
how many grams of coniine would he have needed to ingest to give a 50% chance of causing his death? If Coniine is about 3.2% by weight of the hemlock leaves, how many grams of hemlock would need to be used to make the tea?
Why is it necessary to first "process" the broccoli before preparing the test sample? What factors are affected that will adversely influence
write the half reactions (reactions at Anode and Cathode) and net redox reaction and explain the diagram
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