Determine the standard heat for one of the reactions of Prob. 4.23: part (a) at 600°C, part (b) at 50°C, part (f) at 650°C, part (i) at 700°C, part (j) at 590(°F), part (l) at 770(°F), part (m) at 850 K, part (n) at 1300 K, part (o) at 800°C, part (r) at 450°C, part (t) at 860(°F), part (u) at 750 K, part (v) at 900 K, part (w) at 400°C, part (x) at 375°C, part (y) at 1490(°F).

Problem 4.23

Determine the standard heat of each of the following reactions at 25°C:
(a) N₂(g) + 3H₂(g) → 2NH₃(g)
(b) 4NH₃(g) + 5O₂(g) → 4NO(g) + 6H₂O(g)
(c) 3NO₂(g) + H₂O(l) → 2HNO₃(l) + NO(g)
(d) C_aC₂(s) + H₂O(l) → C₂H₂(g) + CaO(s)
(e) 2Na(s) + 2H₂O(g) → 2NaOH(s) + H₂(g)
(f) 6NO₂(g) + 8NH₃(g) → 7N₂(g) + 12H₂O(g)
(g) C₂H₄(g) + ½ O₂(g) → ⟨(CH₂)₂⟩O(g)
(h) C₂H₂(g) + H₂O(g) → ⟨(CH₂)₂⟩O(g)
(i) CH₄(g) + 2H₂O(g) → CO₂(g) + 4H₂(g)
(j) CO₂(g) + 3H₂(g) → CH₃OH(g) + H₂O(g)
(k) CH₃OH(g) + ½ O₂(g) → HCHO(g) + H₂O(g)
(l) 2H₂S(g) + 3O₂(g) → 2H₂O(g) + 2SO₂(g)
(m) H₂S(g) + 2H₂O(g) → 3H₂(g) + SO₂(g)
(n) N₂(g) + O₂(g) → 2NO(g)
(o) CaCO₃(s) → CaO(s) + CO₂(g)
(p) SO₃(g) + H₂O(l) → H₂SO₄(l)
(q) C₂H₄(g) + H₂O(l) → C₂H₅OH(l)
(r) CH₃CHO(g) + H₂(g) → C₂H₅OH(g)
(s) C₂H₅OH(l) + O₂(g) → CH₃COOH(l) + H₂O(l)
(t) C₂H₅CH:CH₂(g) → CH₂:CHCH:CH₂(g) + H₂(g)
(u) C₄H₁₀(g) → CH₂:CHCH:CH₂(g) + 2H₂(g)
(ν) C₂H₅CH:CH₂(g) + ½ O₂(g) → CH₂:CHCH:CH₂(g) + H₂O(g)
(w) 4NH₃(g) + 6NO(g) → 6H₂O(g) + 5N₂(g)
(x) N₂(g) + C₂H₂(g) → 2HCN(g)
(y) C₆H₅C₂H₅(g) → C₆H₅CH:CH₂(g) + H₂(g)
(z) C(s) + H₂O(l) → H₂(g) + CO(g)