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A distant star is blue. The wavelength of the light is determined to be 460 nM (nanometers). Using Wien’s Law, determine the temperature of the star.
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An initially unpolarized light if intensity 500 w/m^2 passes through four polarizers. the transmission axis between adjacent polarizers is 45∘. what percentage of the initial intensity is transmitted by the system?
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Iron is a transition metal with multiple oxidation numbers. (answer the following) a. what is the iron (ii) ion? how does it differ from the iron (iii) ion? b. if iron were to bond with oxygen, predict the formula for each oxidation number of iron. c. how would each formula be named?
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How does the motion of an airplane compare to the motion of a rocket ?
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A distant star is blue. The wavelength of the light is determined to be 460 nM (nanometers). Using W...
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