Question

How much amount of graphite is burnt to produce loo g of co2 gas. .​

Answer 1

C  

graphite

​

+O  

2

​

⟶CO  

2

​

 ; △H  

∘

=−399.5kJ

C  

diamond

​

+O  

2

​

⟶CO  

2

​

 ; △H  

∘

=−395.4kJ

Since △H  

∘

 of graphite is more than diamond, graphite is more stable than diamond thermodynamically.

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