Calculate the enthalpy change for the following reaction:…

Calculate the enthalpy change for the following reaction: 2CO(g) + 4H2O(l) → 2CH4(g) + 3O2(g) ∆H = ? Given the following reactions and their ∆H values: CH4(g) + 2O2(g) → CO2(g) + 2H2O(l) ∆H = -890.0 kJ 2CO(g) + O2(g) → 2CO2(g) ∆H = -566.0 kJ

Given the following Lewis structures for cyanate ion: 1. Wh…

Given the following Lewis structures for cyanate ion: 1. What is the formal charge of each atom in structure A? a) Formal charge of O [a] b) Formal charge of C [b] c) Formal charge of N [c] 2. What is the formal charge of each atom in structure B? a) Formal charge of O [d] b) Formal charge of C [e] c) Formal charge of N [f] 3. What is the formal charge of each atom in structure C? a) Formal charge of O [g] b) Formal charge of C [h] c) Formal charge of N [i] 4. Based on the formal charges determine which Lewis structure (A. B, or C) is more favorable? [j]