Time it takes for water to boil

  • Thread starter ian 610
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Homework Statement



a 1200 watt heater is used for raising the temperature of 1 liter of water to boiling point. how long will itake for the water to boil of the initial temperature of the water is 20 degrees celsius? ( 1 cal = 4.19 joules)

Homework Equations




Q = mass * specific heat * (final temperature - initial temperature)

The Attempt at a Solution



basically clueless..
 

Answers and Replies

  • #2
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First find out the heat required to raise the temperature of 1 L water to boiling point using the equation you have.
Try it then tell me if you have any problem.
 

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