i don't think physical science has anyone to help u xD but u can always tag @Photon336 or @Kainui or @ganeshie8 they are quite good with these things :) become their fan
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OpenStudy (tennis5518):
During a phase change. the mass of the substance does not change due to the conservation of mass.
In a closed system, the mass does not change no matter what phase change or chemical reaction takes place.
OpenStudy (kennykidboi):
Well im getting out of school in 5 mins cya guys!
OpenStudy (kennykidboi):
Thanks for the help!
OpenStudy (photon336):
Phase changes don't change the mass of the substance