WebTaking into account ∆Hrº’s for the following three reactions 2C (graphite) + 2H2 (g) → C2H4 (g) ∆Hrº = 51.3 kJ/mol H2 (g) + ½O2 (g) → H2O (g) ∆Hrº = -235.0 kJ/mol 2C (graphite) + 3H2 (g) + ½O2 (g) → C2H5OH (g) This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. See Answer WebH2 (g) + O2 (g) →→ H2O2 (l) 2C (s, graphite) + 2H2 (g) →→ C2H4 (g) H2 (g) + 1/2 O2 (g) This problem has been solved! You'll get a detailed solution from a subject matter expert …
Structure of graphite: а, b -graphite 2H; с -graphite 3R [172]
WebJan 21, 2024 · Calculate the ΔHo for methane gas , CH4, produced from graphite and hydrogen gas according to the following reaction: C (graphite) + 2H2 (g) CH4 (g) Data given: a. C (graphite) + O2 (g) CO2 (g) ΔHo= -393.5 kJ b. H2 (g) + ½ O2 (g) H2O (l) ΔHo= - 285.8 kJ c. CH4 (g) + 2O2 (g) CO2 (g) + 2H2O (l) ΔHo = -890.4kJ Expert's answer Solution: WebMar 11, 2024 · Explanation: C (graphite) → C (diamond), ΔH = - 0.45 kcal CH4 + 2O2 → CO2 + 2H2O + 212,800 cal These reactions are exothermic reaction because heat is evolved. The energy changes occur during the bonds formation and bonds breaking. There are two types of reaction endothermic and exothermic reaction. Endothermic reactions: can i gift steam points
Crystallography Open Database: Information card for entry 1200017
WebJan 18, 2024 · Select all of the following equations that represent an exothermic reaction. NH3 (g) + 12.0 kcal → ½N2 (g) + 3/2 H2 (g) C (graphite) → C (diamond), ΔH = - 0.45 kcal C + 2S → CS2, ΔH = 27,550 cal CH4 + 2O2 → CO2 + 2H2O + 212,800 cal 2H2O → 2H2 + O2, ΔH = +58 kcal Advertisement Edufirst Exothermic reactions: 1) release … http://www.crystallography.net/cod/1200017.html WebJan 21, 2024 · General Chemistry. Question #157256. Calculate the ΔHo for methane gas , CH4, produced from graphite and hydrogen gas according. to the following reaction: C … fitur monday.com