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Which of the Following Reactions Corresponds to the Thermochemical Equation →\to

Question 19

Multiple Choice

Which of the following reactions corresponds to the thermochemical equation for the standard molar enthalpy of formation of solid calcium nitrate?


A) Ca2+(aq) + 2NO3-(aq) →\to Ca(NO3) 2(s)
B) Ca(OH) 2(s) + 2HNO3(aq) →\to Ca(NO3) 2(s) + 2H2O( Which of the following reactions corresponds to the thermochemical equation for the standard molar enthalpy of formation of solid calcium nitrate? A) Ca<sup>2+</sup>(aq) + 2NO<sub>3</sub><sup>-</sup>(aq) \to Ca(NO<sub>3</sub>) <sub>2</sub>(s) B) Ca(OH) <sub>2</sub>(s) + 2HNO<sub>3</sub>(aq) \to Ca(NO<sub>3</sub>) <sub>2</sub>(s) + 2H<sub>2</sub>O( ) C) Ca(s) + N<sub>2</sub>(g) + 3O<sub>2</sub>(g) \to Ca(NO<sub>3</sub>) <sub>2</sub>(s) D) Ca(s) + 2HNO<sub>3</sub>(aq) \to Ca(NO<sub>3</sub>) <sub>2</sub>(s) + H<sub>2</sub>(g) E) Ca(s) + 2N(g) + 6O(g) \to Ca(NO<sub>3</sub>) <sub>2</sub>(s) )
C) Ca(s) + N2(g) + 3O2(g) →\to Ca(NO3) 2(s)
D) Ca(s) + 2HNO3(aq) →\to Ca(NO3) 2(s) + H2(g)
E) Ca(s) + 2N(g) + 6O(g) →\to Ca(NO3) 2(s)

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