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Material Type: Assignment; Class: INTROD CHEMISTRY I; Subject: Chemistry; University: Appalachian State University; Term: Fall 2003;
Typology: Assignments
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Predict the sign of the LlSo for the following reactions and then calculate the value for the reaction Dinitrogen tetrahydride gas reacts with hydrogen gas to form ammonia vapor. NJ-H~(l)) + ~~) -7 »JH3(j) ;::.Sc ..:>;~,.)J
2 Solid aluminum reacts with chlorine gas to form solid aluminum chloride. J AI6) J;:. 3L12 ~ -? J4JCl3(s) ~°:-? ~!~ ",e.. ~ 3 -,.-:-- J -63.jLf K -~
~ .)""-'{, ~°.:: t
~'t)
-j5J}; t "'J: ;;:;- k ~ ~'- -' :::- -,~- -K
Determine the ~H for the following reaction
4NH3(g) + SO2(g) -+- 4NO(g) + 6H2O(g)
Using the following data'
6.H = 180.6 kJ
~H=-91.8kJ NJg) + 3H2(g) ~ 2NH3(g)
L.H = -483.7 kJ 2H2(g) + Gig) -)- 2H2G(g)
~~ ;
,--
Kj )<.~
'I
~l yl
(Q If R I)l...,
f-
