How many grams of carbon monoxide can you produce from 3 grams of carbon and an excess of oxygen?

1 Answer
anor277
Aug 28, 2016

About 7 g of CO,

Explanation:

We need (i) a stoichiometric equation:

C(s) +1/2O_2(g) rarr CO(g)

And now (ii) we need the equivalent quantity of C.

"Moles of carbon" = (3.0*g)/(12.011*g*mol^-1) = 1/4*"mole".

So mass of carbon monoxide = 1/4*molxx28*g*mol^-1 = 7*g.

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