Estimate the kinetic energy of a photo emitted electron
Estimate the kinetic energy of a photo emitted electron from the surface of Cs if the wavelength of the incident light is 525nm and the work function for the Cs is 2.14 eV. Determine the velocity of the electron?
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Estimate the percentage deviation from the Graham's Law. In running the diffusion experiment, ammonia is found to diffuse 30cm during the time hydrogen chloride moves 20 cm.
Second alkenes diffuse from the container in 78.5 seconds. Methane gas diffuses from a container in 37 seconds. Estimate the identity of the second alkenes?
How can determine the concentration of each acid in the mixture? If the original solution was made from two stock solutions(one of 0.036M acetic acid and one of 0.042M hydrochloric acid), what volume of each acid solution was in the 20.00mL aliquo
Explain the chemical reaction among the water and oil? What would happen if you added dish detergent to this reaction? Discuss in detail.
So P(y) represents percentage of returns filed electronically for filing year. Determine average of change of percentage of e-filed returns from 1998-2000.
Calculate the work function. Determine the minimum frequency of light (threshold frequency) that will reject an electron from Ca?
Assume there is the perfect negative correlation between amount of time spent (on average) answering each and every question on a test and total score upon the test. Suppose that Mx=30 seconds, and sx=10 seconds for the time per item, and that My=
Explain how you would prepare a 0.1M phosphate buffer with a pH of 7.2. Discuss what ratio of salt to acid would you use? Explain in detail.
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