The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. 2CrO3(s)+3Si(s)---> 4Cr(l)+3SiO2(s)...

Question

Question

The reaction of Cr2O3 with silicon metal at high temperatures will make chromium metal. 2CrO3(s)+3Si(s)---> 4Cr(l)+3SiO2(s)

The reaction is begun with 107.00g of Si and 115.00g of Cr2O3.

How many grams of the excess reactant are left after the reaction is complete?

Answer 1

Answer #1

ا ي عه وماهم 70 79 3931628bdsg silmal) 2 31809 mot si (1159 C9203)/C151.990 y 620g/mol) 30.754 moleroz 0.756 mole of croog wo

Answer 2

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