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Determine the energy of an electron excited from a hydrogen atom using Bohr's model. Determine the maximum wavelength of energy needed to observe a photoelectric effect for potassium.
If hydrogen atom is excited from an n = 1 state to an n = 3 state, how much energy does this correspond to? Is this absorption or an emission?
Uses of de-Broglie equation in electromagnetic spectra.
Removing an electron from solid potassium requires 222 kj/mol. Would you expect to observe a photoelectric effect for potassium using a photon of blue light (^=485nm)?
By Solving this problem student understand about isotopic abundance and how to calculate atomic weight (average atomic mass) of an element -
Calculate Gibbs free energy and determine the type of thermodynamic reaction and what type of thermodynamic reaction is shown.
Gas stoichiometry and Percentage of calcium carbonate in the sample
Determine the pressure of a gas using the ideal gas law - Calculate the pressure inside the vessel after all the dry ice has been converted to CO2 gas.
Chemical Kinetics - Determine the time taken by a reactant to reach a particular concentration
Find the new volume of the gas sample - What is the new volume of the gas sample
Application of Avogadro's law - To evaluate the volume of a gas using Avogadro's Law.
Determine the partial pressure and total pressure of the gases and Find the partial pressure of carbon dioxide in a gas mixture
Find the value of Pressure - How much more pressure will the gas exert if the temperature is raised to 44.1°C?
Using Le Chatelier's Principle to predict the effect of a change in conditions on a chemical equilibrium - Predict how the equilibrium of the following reactions will be affected by the changes listed.
Solving this question helps the student to understand how to find molecular formula using moles and mass and What is the molecular formula of this compound?
Find the change in the fraction of visibility for a person from planet Krypton with x-ray vision in addition to visible spectrum.
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