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Compute the wavelength and the frequency of the photon emitted if an electron in a one dimensional box of length 10.0 angstroms (1.00x 10-9 m) makes a transition from n=2 to n=1 as well as the energy difference is entirely converted into the energy of the photon.
Calculate the change in enthalpy for the CHCl3 sample and change in entropy for the CHCl3 sample. Finally, Calculate the change in entropy for the reserve and change entropy of the universe.
A solution contains Cr3+ ion and Mg2+ ion. The addition of 1.00 L of 1.55M NaF solution is required to cause the complete precipitation of these ions as CrF3(s) and MgF2(s). The total mass of the precipitate is 50.2g.
Five constituionally isomeric monochlorides of molecular formula c6h13cl are formed (along with a mixture of dichlorides, trichlorides, etc.) What is the most reasonable structure for the starting alkane? why?
Consider the fermentation of one molecule of glucose (Glc) to two molecules of lactate (Lac): Glc 2 Lac. Which of the following sets of concentrations would result in the largest release of free energy at 30°C
Neglecting any effects caused by volume changes, would you expect the ionic strength to increase, decrease, or stay the same by the addition of NaOH to a dilute solution of
A 10 g sample of acetic acid, HC2H3O2 was burned in a bomb calorimeter in an excess of oxygen. The temperature of the calorimeter rose from 25 degree C to 35.84 degree C
Predict the products when 1-propanol is heated in the presence of an acid. please include a picture of it. Really appreciate it.
The pressure for inflate a certain automobile tire is 30.0 pounds per square inch, "psi". Explain what is this pressure reported in mm of Hg (1 atm = 14.7 psi; 760 mm Hg = 1 atm)
With a solution in them connected by a liquid salt bridge junction filled with KNO3. In one solution you have a graphite electrode that is connected with a wire to a copper electrode in the second soution.
What is the minimum uncertainty in the position of an electron, given that we know nothing about its speed except that it is less than the speed of light?
methanol is produced accorrdingto this equation co2h2 yields ch3oh. if 356g co are mixed with 65g hydrogen how much
a soil is 65 saturated with ca cec 10 me100g.nbspa. calculate the lbacre-foot of ca.nbspnbspb. calculate lbs ca in
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