Question

Which is the purest form of carbon?
a)coal b) coke
c) charcoal d)All of these. ​

Answer 1

Answer:

all of these

Explanation:

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Answer 2

Answer:

Coke

Explanation:

Coke is the purest form of carbon with 90 % carbon. Coke is the answer as it contains 98 % carbon and is a smokeless fuel.

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