Coal is heated in absence of air for 7 minutes at a temperature of about ______________ °C, during its volatile matter determination for proximate analysis? | MCQ Hive

Chemical Engineering Fuels and Combustion

Q Coal is heated in absence of air for 7 minutes at a temperature of about ______________ °C, during its volatile matter determination for proximate analysis?

A A. 550
B B. 750
C C. 950
D D. 1150

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