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For Which Reaction Below Does the Enthalpy Change Under Standard

Question 131

Multiple Choice

For which reaction below does the enthalpy change under standard conditions correspond to a standard enthalpy of formation?


A) 2H2(g) For which reaction below does the enthalpy change under standard conditions correspond to a standard enthalpy of formation? A) 2H<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>CH<sub>4</sub>(g) B) CO<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>2CO(g) C) 2NO<sub>2</sub>(g) <font face= symbol ></font>N<sub>2</sub>O<sub>4</sub>(g) D) CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) <font face= symbol ></font>CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) E) CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) <font face= symbol ></font>CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) C(s) For which reaction below does the enthalpy change under standard conditions correspond to a standard enthalpy of formation? A) 2H<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>CH<sub>4</sub>(g) B) CO<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>2CO(g) C) 2NO<sub>2</sub>(g) <font face= symbol ></font>N<sub>2</sub>O<sub>4</sub>(g) D) CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) <font face= symbol ></font>CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) E) CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) <font face= symbol ></font>CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) CH4(g)
B) CO2(g) For which reaction below does the enthalpy change under standard conditions correspond to a standard enthalpy of formation? A) 2H<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>CH<sub>4</sub>(g) B) CO<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>2CO(g) C) 2NO<sub>2</sub>(g) <font face= symbol ></font>N<sub>2</sub>O<sub>4</sub>(g) D) CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) <font face= symbol ></font>CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) E) CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) <font face= symbol ></font>CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) C(s) For which reaction below does the enthalpy change under standard conditions correspond to a standard enthalpy of formation? A) 2H<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>CH<sub>4</sub>(g) B) CO<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>2CO(g) C) 2NO<sub>2</sub>(g) <font face= symbol ></font>N<sub>2</sub>O<sub>4</sub>(g) D) CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) <font face= symbol ></font>CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) E) CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) <font face= symbol ></font>CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) 2CO(g)
C) 2NO2(g) For which reaction below does the enthalpy change under standard conditions correspond to a standard enthalpy of formation? A) 2H<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>CH<sub>4</sub>(g) B) CO<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>2CO(g) C) 2NO<sub>2</sub>(g) <font face= symbol ></font>N<sub>2</sub>O<sub>4</sub>(g) D) CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) <font face= symbol ></font>CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) E) CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) <font face= symbol ></font>CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) N2O4(g)
D) CO(g) For which reaction below does the enthalpy change under standard conditions correspond to a standard enthalpy of formation? A) 2H<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>CH<sub>4</sub>(g) B) CO<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>2CO(g) C) 2NO<sub>2</sub>(g) <font face= symbol ></font>N<sub>2</sub>O<sub>4</sub>(g) D) CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) <font face= symbol ></font>CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) E) CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) <font face= symbol ></font>CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) H2O(g) For which reaction below does the enthalpy change under standard conditions correspond to a standard enthalpy of formation? A) 2H<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>CH<sub>4</sub>(g) B) CO<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>2CO(g) C) 2NO<sub>2</sub>(g) <font face= symbol ></font>N<sub>2</sub>O<sub>4</sub>(g) D) CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) <font face= symbol ></font>CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) E) CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) <font face= symbol ></font>CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) CO2(g) For which reaction below does the enthalpy change under standard conditions correspond to a standard enthalpy of formation? A) 2H<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>CH<sub>4</sub>(g) B) CO<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>2CO(g) C) 2NO<sub>2</sub>(g) <font face= symbol ></font>N<sub>2</sub>O<sub>4</sub>(g) D) CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) <font face= symbol ></font>CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) E) CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) <font face= symbol ></font>CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) H2(g)
E) CO2(g) For which reaction below does the enthalpy change under standard conditions correspond to a standard enthalpy of formation? A) 2H<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>CH<sub>4</sub>(g) B) CO<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>2CO(g) C) 2NO<sub>2</sub>(g) <font face= symbol ></font>N<sub>2</sub>O<sub>4</sub>(g) D) CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) <font face= symbol ></font>CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) E) CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) <font face= symbol ></font>CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) H2(g) For which reaction below does the enthalpy change under standard conditions correspond to a standard enthalpy of formation? A) 2H<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>CH<sub>4</sub>(g) B) CO<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>2CO(g) C) 2NO<sub>2</sub>(g) <font face= symbol ></font>N<sub>2</sub>O<sub>4</sub>(g) D) CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) <font face= symbol ></font>CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) E) CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) <font face= symbol ></font>CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) CO(g) For which reaction below does the enthalpy change under standard conditions correspond to a standard enthalpy of formation? A) 2H<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>CH<sub>4</sub>(g) B) CO<sub>2</sub>(g) <font face= symbol ></font>C(s) <font face= symbol ></font>2CO(g) C) 2NO<sub>2</sub>(g) <font face= symbol ></font>N<sub>2</sub>O<sub>4</sub>(g) D) CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) <font face= symbol ></font>CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) E) CO<sub>2</sub>(g) <font face= symbol ></font>H<sub>2</sub>(g) <font face= symbol ></font>CO(g) <font face= symbol ></font>H<sub>2</sub>O(g) H2O(g)

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