At room temperature α –iron contains a negligible amount of carbon, cementite contains 6.67% C and pearlite contains 0.8% C. Pearlite contains how much cementite?

At room temperature α –iron contains a negligible amount of carbon,

1.	At room temperature α –iron contains a negligible amount of carbon, cementite contains 6.67% C and pearlite contains 0.8% C. Pearlite contains how much cementite?
A.	8%
B.	10%
C.	12%
D.	14%
Answer» D. 14%

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At room temperature α –iron contains a negligible amount of carbon, cementite contains 6.67% C and pearlite contains 0.8% C. Pearlite contains how much cementite?

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