Answers

2014-10-06T12:43:17+05:30
False.
Sublimation occur when a substance attain its boiling point.
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2014-10-06T12:44:09+05:30
False.
Reason:When we take the camphor as example for sublimation, we can see the direct change in its state i.e, from solid to liquid.So sublimation also occurs naturally without heating the solid.
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