Melody

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UsernameMelody
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Melody  Feb 11, 2022
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This question was similar - it was probably yours.  Does it help?

 

http://web2.0calc.com/questions/how-do-you-find-a-total-mass-using-spherical-shells-for-example-the-total-mass-of-a-spherical-galaxy-with-a-mass-density-at-a-distance-s

 

If not you will probably waits till Alan is on.  He is the only one on here that can usually answer questions at this level.  I would not expect him to be on for several hours. 

Oct 22, 2014