The solid rocket propellant for the Space Shuttle (and Tomahawk Missiles) contain ammonium perchlorate, NH4CIO4(5) , and aluminum powder, Alcs) bound together with polymer (rubber) compound. The reaction that provides the thrust for these engines is given below: 6 NH4CIO4(s) + 10 Als) → 4 Al203(s) + 2 AIC13(s) + 12 H20(g) + 3 N2(g) ; AH°, AHº; -289 kJ/mol 0.0 kJ/mol -1675.5 kJ/mol -705.6 kJ/mol -241.8 kJ/mol 0.0 kJ/mol Use the enthalpies of formation (AH;) to calculate the change in enthalpy, AH°, 6 mols of NH4CIO4(s). for this reaction (~ rxni A HO [ Select 1 G me L NH

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The solid rocket propellant for the Space Shuttle (and Tomahawk Missiles) contain ammonium
perchlorate, NH,CIO4(s) , and aluminum powder, Als) bound together with polymer (rubber) compound.
The reaction that provides the thrust for these engines is given below:
6 NH4CIO4(s) + 10 Al(s)
→ 4 Al203(s)
+ 2 AlCl3(s) +
12 H2O(g) +
3 N2(9) ; AHº,
rxn
ΔΗΡ -289 kJ/mol
0.0 kJ/mol -1675.5 kJ/mol -705.6 kJ/mol -241.8 kJ/mol 0.0 kJ/mol
Use the enthalpies of formation (AHº;) to calculate the change in enthalpy, AH® x, for this reaction (~
6 mols of NH4CIO4(s).
AH°,
[ Select ]
kJ/ 6 mol NH4CIO4(5)
rxn
Transcribed Image Text:The solid rocket propellant for the Space Shuttle (and Tomahawk Missiles) contain ammonium perchlorate, NH,CIO4(s) , and aluminum powder, Als) bound together with polymer (rubber) compound. The reaction that provides the thrust for these engines is given below: 6 NH4CIO4(s) + 10 Al(s) → 4 Al203(s) + 2 AlCl3(s) + 12 H2O(g) + 3 N2(9) ; AHº, rxn ΔΗΡ -289 kJ/mol 0.0 kJ/mol -1675.5 kJ/mol -705.6 kJ/mol -241.8 kJ/mol 0.0 kJ/mol Use the enthalpies of formation (AHº;) to calculate the change in enthalpy, AH® x, for this reaction (~ 6 mols of NH4CIO4(s). AH°, [ Select ] kJ/ 6 mol NH4CIO4(5) rxn
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