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The solid fuel (in the booster stage of the space shuttle) is a combination of NH4ClO4 and aluminum powder. The reaction that takes place On ignition, is

6 NH4ClO4(s) + 10 Al(s) -> 5 Al2O3(s) + 3 N2(g) + 6 HCl(g) + 9 H2O(g).

Determine the mass of Al is needed to combine with 3.077 kilo grams of Ammonium per chlorate NH4ClO4 for this reaction? express your answer in units of g

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