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Your lab partner works all night and finds that your meteorite\'s 18O isotope ab

ID: 2304381 • Letter: Y

Question

Your lab partner works all night and finds that your meteorite's 18O isotope abundance is 2013.3 ppm Calculate your meteorite's ?180 ratio. Type in the numeric part of your answer to the nearest 0.1 per mille. E.g., if your ratio calculates as 0.028808, that would be 2.88% and 28.8 ‰, i.e., 28.8 per mille, so type 28. 8 in the answer box. Question 7 Calculate the surface temperature of the bluish star FF2 3.44 in the newly discovered Constellation Galico ole lita. FF2 3.44% peak wavelength ? 458 nano eters Type in the numeric part of your answer, to the nearest Kelvin. E.g., if your temperature comes out as 10934.87 K, then type 10935 in the answer box.

Explanation / Answer

Solution 7:

Here we have a peak wavelength of 458 nm

Also, we know, T = (0.2898*10^-2)/Lamda = (0.2898*10^-2)/(458*10^-9) = 6327.51 K ? 6330K

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