Experiment: the cooling curve of naphthalene

By |2017-01-17T11:14:55+02:00March 2nd, 2016|Notes, O Level Science Notes, Ordinary Level Notes|

Cooling naphthalene

Cooling naphthalene ZIMSEC O Level Combined Science Notes: Experiment: the cooling curve of naphthalene

Materials: test tube, naphthalene, thermometer, hot water, burner, stand, clamp

Be careful as naphthalene vapour is poisonous: you can wear a breathing mask to reduce the risk of you inhaling the vapour

Method

  1. Fill a test tube with naphthalene until […]

    Quick NetOne, Econet, And Telecel Airtime Recharge