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Chemistry:Why does density decrease as temperature increases?

RubberBandmanRubberBandman Posts: 58Registered User Junior Member
Chemistry hw
Post edited by RubberBandman on

Replies to: Chemistry:Why does density decrease as temperature increases?

  • loudnoisesloudnoises Posts: 77Registered User Junior Member
    density = mass/volume
    When you increase the temperature of a substance, it expands, so the volume increases. When you divide by a larger number, you are going to get a smaller answer, so that's why denisty decreases.
  • HecatonchiresHecatonchires Posts: 565Registered User Member
    Assuming of course that the substance decreases in volume when temperature decreases.
  • robotFOODrobotFOOD Posts: 957Registered User Member
    water is an exeception. at around 38 degrees i think? meh
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