Tag: occurrence of carbon compounds in nature
Questions Related to occurrence of carbon compounds in nature
Carbon is a versatile element.
Using the given hints, identify the option with correct coal product and its use.
(1)$\;\;$Almost pure form of carbon.
Ideal fuel should have high calorific value.
What is used to measure the calorific value of a substance?
What is the unit of calorific value?
Calorific value of ethane, in kJ/g if for the reaction is: $2C _2H _6+7O _2\rightarrow 4CO _2+6H _2O;\Delta H=-745.6$ kcal.
Calorific value of ethane, in kJ/g if for the reaction :
$2C _2H _6 + 7O _2 \rightarrow 4CO _2 + 6H _2O; \Delta H = -745.6\ kcal$
The heat of combustion of carbon is $94$kcal. The calorific value of carbon is about:
Gross and net calorific value of fuel will be the same :
Presence of __________ in a dry gaseous fuel does not contribute to its calorific value.