What 2 substances undergo a physical change

Reference no: EM13167311

what 2 substances undergo a physical change if the temperature is reduced from 50 degrees celcius to negative 50 degrees celcius. what is the physical change that takes place in each case.

Reference no: EM13167311

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What 2 substances undergo a physical change : what 2 substances undergo a physical change if the temperature is reduced from 50 degrees celcius to negative 50 degrees celcius. what is the physical change that takes place in each case.

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