Calculate the heat needed to prepare hot liquid water

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Question - Some scientists believe that coronavirus (Covid-19) cannot tolerate high temperatures. They say that keeping the food in hot water (above 70oC) for at least 5 minutes will make the food safer compared to the uncooked food.

a) Calculate the heat, in kilojoules, needed to prepare 10 L of hot liquid water at 80oC if the initial temperature of water is 20oC?

b) A minimum of how many grams of isooctane (C8H18) must be burned to provide the necessary amount of heat in part (a).

Reference no: EM132580471

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