2. What is pyrolytic cracking?
process in which larger kerosene molecules are broken down into smaller molecules of hydrocarbon a procedure in which a more a practical source of energy is produced the use of pyrotechnics to mine coal a process of coal conversion none of the above
3. Heat capacity (C) is:
heat absorbed / increase in temperature heat absorbed / mass of substance increase in temperature / heat absorbed mass of substance / heat absorbed none of the above
4. The pathway is independent of:
work change in energy heat volume none of the above
5. Find D E for an exothermic reaction in which 12 kJ of heat flows and where 3400 J of work is done on the system.
-8.6 kJ 8.6 kJ 15.4 kJ -15.4 kJ none of the above
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