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Problem- Give two definitive examples of tunneling in chemistry (as opposed to physical process). Of course, "definitive" implies that the process must be observable. Explain your answer in detail.
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Compute the energy of the violet light emitted by a hydrogen atom with a wavelength of 410.1 nm
A graduated cylinder contains 145mL of water. A 10.0g piece of iron (density = 7.86g/cm3 ) and a 22.0g piece of lead are added.
carried through the analysis, the error in determining the analyte is +6.3%. (a) Determine the appartent recovery for the analyte if R1=0. (b) deter,ome the apparent recovery for the interferent if Ra=1.
For the reaction N2(g)+O2(g) >>> 2NO2(g), Kc=8.3X10^-10 AT 25*C. What is the concentration of N2 gas at equilibrium when the concentration of NO2 is five times the concentration of O2 gas
The atomic mass of Gallium is 69.72 amu which has two isotopes, Ga-69 (atomic mass= 68.92 amu) and Ga-71(atomic mass= 70.92 amu). What's the precent abundance of Ga-71 Isotope
If two ideal gases are both placed in identical containers with at the same constant Volume and Temp and same number of moles of gas
Calculate the concentration of a solution with a measured absorbance of 0.224 if b=1.00cm and ε = 4.4 x 10 to the 5th L/cm mol.
Consider the Bohr Model for the hydrogen atom. Which of the following electron transitions releases the MOST energy. n = 6 to n = 4 n = 5 to n = 3 n = 4 to n = 2 n = 3 to n = 1 n = 2 to n = 1
an empty flask has a mass of 123.4 grams. when the flask is filled with water, the mass is 211.6 grams. if 10 grams of zinc (density=7.14g/cm3) are added to the flask filled with water, what is the new mass of the flask?
a gas sample containing 1.50 mol at 25degc exerts a pressure of 400. torr. some gas is added to the same container and
Give the structure and names of five alkenes having the molecular formula C6H12 that produce hexane on catalytic hydrogenation.
The standard free energy for the neutralization of HCl with NaOH at 25 degrees Celsius is -79.9KJ/mol. Calculate the equilibrium constant for the reaction.
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