U.
2.81 MOI
a.
b
For the reaction 3Fe + 4H2O → Fe2O4 + 4H2, how many moles of iron oxide are produced from 500 g of
© 9 mol
I mol
3 mol
12 mol

Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?