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81.1. Heat process in life.

There are a table of a specific burning heat of different fuels given. How big amount in MJ of the heat can be obtained, if 5 kg of peat is burned?

FuelThe specific heat of the burning q, MJ/kg
Firewood10
Turf14
Coal29
Petrol46
Hydrogen120

MJ
Grade:
8
Subject
Physics
Theme
Heat process
Subtheme
Heat process in life.

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