An electric kettle (marked 3 kW) produces 3000 joules of heat every second. It is filled with water, weighed and switched on. After coming to the boil, it is left on for a further 80 seconds and then switched off. It is found to be 100 g lighter. Calculate the specific latent heat of steam. Suggest reasons why your answer does not agree with the accepted value.
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____________ is the driest place on earth , having received almost no rain for millions of years.
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