Given the atomic weight of Fe is 56 and that of C is 12, the weight percentage of carbon in cementite (Fe3C) is _______.

Given the atomic weight of Fe is 56 and that of C is 12, the weight pe

1.	Given the atomic weight of Fe is 56 and that of C is 12, the weight percentage of carbon in cementite (Fe3C) is _______.
A.	68.7%
B.	66.7%
C.	70.7%
D.	96.7%
Answer» C. 70.7%

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Given the atomic weight of Fe is 56 and that of C is 12, the weight percentage of carbon in cementite (Fe3C) is _______.

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