Use the following thermochemical equations to calculate the standard enthalpy of formation of Mg(NO3)2(s). A,H° - - 3884 kJ mol- A,Hô - +463 k) mol-1 8Mg(s) + Mg(NO3)2(s) → M93N2(s) + 6M9O(s) M93N2(s) → 3Mg(s) + N¿(9) 2MgO(s) → 2Mg(s) + 02(g) A,Hô = +1203 kJ mol-1 M93N2(s) + 6M9O(s) → 8Mg(s) + Mg(NO3)2(s) kJ 3Mg(s) + N2(9) → M93N2(s) 4,48 = 6Mg(s) + 302(g) → 6M9O(s) Mg(s) + N2(g) + 302(g) → Mg(NO3)2(s)
Use the following thermochemical equations to calculate the standard enthalpy of formation of Mg(NO3)2(s). A,H° - - 3884 kJ mol- A,Hô - +463 k) mol-1 8Mg(s) + Mg(NO3)2(s) → M93N2(s) + 6M9O(s) M93N2(s) → 3Mg(s) + N¿(9) 2MgO(s) → 2Mg(s) + 02(g) A,Hô = +1203 kJ mol-1 M93N2(s) + 6M9O(s) → 8Mg(s) + Mg(NO3)2(s) kJ 3Mg(s) + N2(9) → M93N2(s) 4,48 = 6Mg(s) + 302(g) → 6M9O(s) Mg(s) + N2(g) + 302(g) → Mg(NO3)2(s)
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter4: Energy And Chemical Reactions
Section: Chapter Questions
Problem 99QRT
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