Naphthalene balls kept between woollen clothes disappear after sometime. Why?
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Naphthalene balls sublime with time and thus disappeares after sometime.
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naphthalene balls sublimes at room temperature which means that solid naphthalene turns directly into vapour , as a result when it is kept in woolen cloth it sublimes to form vapour and escape to the atmosphere or mix with the cloth. so it disappear after sometime without leaving any residue ....
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