Al + FeO ⇒ Al2O3 + Fe Step one: balance equation:

Please answer the following in number only; example, 4

What is the coefficient for Al?

What is the coefficient for FeO?

What is the coefficient for Al2O3?

What is the coefficient for Fe?

Step two: find the molar mass

What is the molar mass of FeO?

What is the molar mass of Al2O3?

Step three: Calculation

How many grams of Al2O3 is extracted from 250. g of FeO?

Consider the following unbalanced equation for the combustion of hexane: αc6h14(g)+βo2(g)→γco2(g)+δh2o(g) part a balance the equation. give your answer as an ordered set of numbers α, β, γ, use the least possible integers for the coefficients. α α , β, γ, δ = nothing request answer part b determine how many moles of o2 are required to react completely with 5.6 moles c6h14. express your answer using two significant figures. n n = nothing mol request answer provide feedback