1.

Iron is prepared from one of its ore hematite Fe_(2)O_(3) by reaction with carbon as follows: Fe_(2)O_(3)(s)+C(s)rarrFe(s)+CO_(2)(g)uparrow Above reaction occur in an open furnance. In above question number 8 how much carbon was consumed.

Answer»

9gm
0.4kg
9kg
40kg

Solution :`n_(C) "consumed"=(3xxn_(FE))/(4)=(3)/(4)xx10^(3)`
`w_(C) "consumed"=(3)/(4)xx12=9kg`


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