The octane number of a sample of petrol is 40. It means that its knocking property is equal to the mixture of Options: A . &nbsp40% n-heptane + 60% iso-octane B . &nbsp40% petrol + 60% iso-octane C . &nbsp60% n-heptane + 40% iso-octane D . &nbsp60% petrol + 40% iso-octane

The octane number of a sample of petrol is 40. It means that its knocking p

Question

The octane number of a sample of petrol is 40. It means that its knocking property is equal to the mixture of

Options:

A . 40% n-heptane + 60% iso-octane

B . 40% petrol + 60% iso-octane

C . 60% n-heptane + 40% iso-octane

D . 60% petrol + 40% iso-octane

Answer: Option C
:
C
Octane number of fuel is the percentage of iso- octane in mixture.

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