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Data has been collected to show that at a given wavelength in a 1.00 cm pathlength cell, Beer's Law for the absorbance of Co2+ is linear. If a 0.776 M solution of Co2+ has an absorbance of 0.608, what is the concentration of a solution with an absorbance of 0.962?
What kind of hybridization and bonding will we find in ethyne, C2H2? PART B: Why does it make sense for the methyl cation and anion to have different hybridizations?
Aluminium (atomic mass 26.98 g/mol) crystallizes in a face-centered cubic unit cell. In addition, aluminium has an atomic radius of 143 pm. What is the density of aluminium
Explain why is the reaction of alkenes with HCl not a useful as a characterization reaction however reaction with Br2 is a good characterization reaction
Question- Technical grade ether contains small amounts of ethanol and water. Why does the procedure call for using technical grade ether for extraction, after you were so careful to avoid moisture in early steps or in the reaction
Write a balanced equation for the reaction that occurs in each of the following cases: (a) Cesium is added to water. (b) Strontium is added to water.
How is HCl a base if it has no OH ions in is formula to omit when dissolved? Where does it's O come from
The other peaks that are labelled are y-ions. That is they are fragments that all contain the C-terminus of the peptide. Using these m/z values and the residue masses in the table, determine as much of the sequence as you can. Write out the amino ..
Rate of reaction for 8H2S +4O2 -> 8H2O + S8, if started with 21.35g of H2S and 15.36g of O2. What is the limiting reactant and how much S8 can be produced?
what would happen to the pressure inside the container if you decrease the temperature to one fourth the original
how many mL of 1.00 M hydrochloric acid is needed to prepare a 100.0 mL solution of hydrochloric acid with pH = 5.0 that also contains 0.01667 M MgCl2?
What is the maximum number of unpaired electrons an atom can have in this series? Will thsi be a new record for atoms in the periodic table?
the interferometer mirror of an FTIR spectrometer travels + or - 1.0 cm. Calculate the approximate resolution (cm^-1) for such a spectrometer. At what retardation interval, delta, must the interferogram be sampled to cover the spectral range of 0 ..
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