AP EAMCET Medical 24 Sep 2020 Shift 2 Paper
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Question : 159 of 160
Marks:
+1,
-0
Calculate the enthalpy of formation of H 2 S 0 4 at 298 K. using the data provided.
S +O 2 → S O 2 ΔH= -298.2kJ
S O 2 +
O 2 → S O 3 ΔH= -98.7kJ
S O 3 + H 2 O → H 2 S O 4 ΔH= -130.2kJ
H 2 +
O 2 → H 2 O ΔH= -287.3kJ
S +
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