What is the heating value of 2 Kg of coal with heat of combustion 15 J – McqOptions

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1.	What is the heating value of 2 Kg of coal with heat of combustion 15 J/Kg?
A.	t-15 J
B.	t15 J
C.	t-30 J
D.	t30 J
Answer» D. t30 J

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