itzygutierrez173 itzygutierrez173

12-02-2020
Physics

contestada

If the fuel he carries produces 36 kJ of heat per gram when it burns, how much fuel should he carry? (For the sake of simplicity, assume that the transfer of heat is 100 %% efficient.)

Respuesta :

monica789412 monica789412

19-02-2020

Answer:

As we know that

Q = mc(T2 - T1)

Q = (2.9 kg) x (1000 g/1 kg) x (4.18 J/g*oC) x (100 oC - 24 oC)

Q = 921272 J

so, 921272 J x (1 kJ/1000 J) x (1 g/36 kJ) = 2.6 x 101 g

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