Which of the Following Thermochemical Equations Is Used to Represent $\rightarrow$

question 55

Multiple Choice

Which of the following thermochemical equations is used to represent the reaction of H₂(g) with O₂(g) to make H₂O(ℓ) giving off 572 kJ?

• A) H₂(g) + O₂(g) \(\rightarrow\)H₂O(ℓ) ; \(\Delta\) H = −572 kJ
• B) H₂(g) + O₂(g) \(\rightarrow\) 2H₂O(ℓ) ; \(\Delta\)H = +572 kJ
• C) H₂(g) + O₂(g) \(\rightarrow\)2H₂O(ℓ) ; \(\Delta\)H = −286 kJ
• D) 2H₂(g) + O₂(g) \(\rightarrow\)2H₂O(ℓ) ; \(\Delta\)H = −572 kJ
• E) 2H₂(g) + 2O₂(g) \(\rightarrow\) 4H₂O(ℓ) ; \(\Delta\)H = −286 kJ

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