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Homework Help: Need some basic help, please

  1. Nov 17, 2005 #1
    Heres the question, a piece of paper is 4.1 inch by 4.2 inch and weighs 36grams(it was a typo in the book it should be .36, but im supposed to go with 36.) The question wants the absorber thickness, which is the density*distance in grams/centimeters^2
     
  2. jcsd
  3. Nov 17, 2005 #2
    So what have you done and what is the main problem?

    The Bob (2004 ©)
     
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