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

Question 70

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( $Which of the following reactions corresponds to the thermochemical equation for the standard molar enthalpy of formation of solid calcium nitrate? A) Ca2+(aq) + 2NO3-(aq) \to Ca(NO3) 2(s) B) Ca(OH) 2(s) + 2HNO3(aq) \to Ca(NO3) 2(s) + 2H2O( ) C) Ca(s) + N2(g) + 3O2(g) \to Ca(NO3) 2(s) D) Ca(s) + 2HNO3(aq) \to Ca(NO3) 2(s) + H2(g) E) Ca(s) + 2N(g) + 6O(g) \to Ca(NO3) 2(s)$ )
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)