why sublimation is a physical process
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sublimation is a physical change because it is just the change of a solid substance to it's vapour state,no new substance is formed and it can be again converted to solid this means it is a reversible change whereas in case of slaking of lime CaO reacts with H2O to form Ca(OH)2 and energy,a new substance Ca(OH)2 I Hope it is usefull
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sublimation is a physical change because it is just the change of a solid substance to it's vapour state,no new substance is formed and it can be again converted to solid this means it is a reversible change whereas in case of slaking of lime CaO reacts with H2O to form Ca(OH)2 and energy,a new substance Ca(OH)2 is ...
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