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OpenStudy (anonymous):
I need help please...... 1.) Sodium Chloride melts at 801 degrees centigrade. Is it a chemical or physical change? Wouldn't it be Physical??
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OpenStudy (anonymous):
It is physical because it changes state.
OpenStudy (anonymous):
Thank you soo much!!!
OpenStudy (anonymous):
Aww, so sweet.
OpenStudy (photon336):
Also it's physical because the identity of the compound hasn't changed
OpenStudy (photon336):
It's still sodium chloride, so that's the way you distinguish between physical and chemical changes.
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