1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: Problem with density

  1. Sep 6, 2008 #1
    1. The problem statement, all variables and given/known data
    if an object weighs 20 grams in air but 3.5 grams in a liquid of density 1.7g/c,^3
    What is the density of the object?

    2. Relevant equations

    3. The attempt at a solution
    then, density would be;
    Is that correct?
  2. jcsd
  3. Sep 6, 2008 #2

    Doc Al

    User Avatar

    Staff: Mentor

    This is good. (Units = cm^3, I presume.)
    Careful. What's the mass of the object?
  4. Sep 6, 2008 #3
    thanks, as usual!
  5. Oct 9, 2008 #4
    mass is a measure of matter not weight!
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook