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Please show your work Section 5.1 #9 Given the balanced chemical equation Fe2O3(s) + 3SO3(g) →...

Please show your work

Section 5.1 #9

  1. Given the balanced chemical equation
    Fe2O3(s) + 3SO3(g) → Fe2(SO4)3
    how many molecules of Fe2(SO4)3 are produced if 321 atoms of S are reacted?

Section 5.2#19

  1. How many moles are present in 1.223 g of SF6?

Section 5.3 #7

  1. Write the balanced chemical reaction for the combustion of C5H12 (the products are CO2 and H2O) and determine how many moles of H2O are formed when 5.8 mol of O2 are reacted.
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