A sample of an iron oxide weighing 14.8 g is heated in a stream of H2(g) until it is completely converted to iron. If the iron produced weighs 10.36 g, the percentage of oxygen in the original oxide must have been:
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A sample of an iron oxide weighing 14.8 g is heated in a stream of H2(g) until it is completely converted to
Answer:
1=3=+5=8)3)5%+7=6=
Explanation:
Because of the gravity of the earth