baldwin96 baldwin96
  • 13-09-2016
  • Chemistry
contestada

what are physical changes

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mereiland
mereiland mereiland
  • 15-09-2016
A physical change does not change the chemical identity of an object. 
Ex: phase changes 
water is still H2O if it is in a liquid, solid or gaseous phase. 
Ex: changing size 
 If i were to rip a piece of paper in half, both halves would still be paper 

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