A sample of coal containing the following elements:

1.	A sample of coal containing the following elements:
A.
B.	HCV=7155.55cal/g; NCV=6894.55cal/g
C.	HCV=6894.55cal/g: NCV=7155.55cal/g
Answer» B. HCV=7155.55cal/g; NCV=6894.55cal/g

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A sample of coal containing the following elements:

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