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How do you determine the different chair confirmation for organic chemistry
Use the particle-in-a-one-dimensional-box model to calculate the longest-wavelength peak in the electronic absorption spectrum
In extracting an organic compound from an aqueous solutin, what is the practical advantage to having the organic solvent be more dense
Problem- How would a buffer solution with a pH of 4.92 be prepared from acetic acid (ka=1.8 x 10^-5) and its conjugate base
Problem- Two solutions used in atomic absorption measurements with an acetylene/air flame contain equal concentrations of calcium. For each of the conditions given below
predict the products formed (if any) and write the balanced molecular equation, complete ionic equation and net ionic equation.
an unknown compound has a formula xf3. if the mass spectra of the molecular ion has only 2 peaks one of which has a
question how do you determine the charge of an electron when given the number of moles of electrons and the amount of
Assuming that the atoms are spheres in contact along the face diagonal, what is the radius of a Ar atom (in Angstroms)? An angstrom = 10-10 m or 10-8 cm.
How many photons per second are striking the photocell? B. How much energy is mJ/s (millijoules per second) is the photocell absorbing?
Hydrochloric acid reacts with zinc metal to form zinc chloride and hydrogen gas. If 345.2 g of zinc metal reacts with 231.6 grams of acid. How many liters of hydrogen gas are produced? How many moles of zinc chloride are produced?
Recall from class that we estimated the pi bond in ethylene to be about 350 kJ/mol. Use the same approach to estimate the strenghth
Problem- Write an equation for the reaction of benzaldehyde with each of the following reagents (include intermediates, if any). Note that supplied reagents do not necessarily have to be used altogether in one step.
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