2005
Chemistry
67ca00ce0c643c71d77dee1f
2H2 + O2 → 2H2O ΔH = -571Kj In equation above, how much heat will be liberated if 12.0g of hydrogen is burnt in excess oxygen?
A.
-1713kJ
B.
+1142kJ
C.
-571kJ
D.
-1142kJ
Correct Answer: -1713kJ
Explanation
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