Determine the energy required in kj per mol
Determine the energy required in Kj/mol to remove the electron from the n=1 level of the hydrogen atom, this ionization is the transition of the electron from the n=1 to the n=infinity level?
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Tom evaluated that he biked five times faster than he walked. If complete trip took him 5 hours and 24 minutes, find his walking and riding speeds?
An uncharged capacitor is joined to a battery of 40.0 V until it is completely charged, after which it is detached from the battery. A slab of paraffin is then inserted among the plates.
Explain what mass of oil must be burned to yield the number of joules in the b if the combustion of oil yields 5.0 x 104kJ/kg.
A rotating wheel needs 5.00 s to rotate 26.0 revolutions. Its angular velocity at the end of the 5.00 s interval is around 95.0 rad/s. Determine the constant angular acceleration (in rad/s) of the wheel?
As number of persons making trip is 13 less capacity of bus, it costs P8 more per student than if bus is filled. Find number of students in trip?
An electron in hydrogen absorbs a photon having a wavelength of around 19.1 µm and ends up in the n = 8 state. Determine the initial state of the atom?
Calculate the molarity of Cl- in this solution when a solution is prepared by dissolving the 23.7g of CaCl2 in the 375 g of water and the density of the resulting solution is 1.05 g/ml.
Determine the pH of the solution after the addition of 29.7mL of NaOH solution? Consider the titration of the 50.0 mL of 0.217 MHN3 (Ka = 2.6 * 10 ^ -5) with 0.183NaOH.
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