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Using the equations N2 (g) + 3 H2 (g) → 2 NH3 (g) AH° = -91.8 kJ/mol C(s) + 2 H2 (g) → CH4 (g) AH° = -74.9 kJ/ mol H2 (g) + 2 C(s) + N2 (g) → 2 HCN (g) AH° = 270.3 kJ/mol Determine the enthalpy for the reaction CH4 (g) + NH3 (g) → HCN (g) + 3 H2 (g).
Question 36 of 50 Submit Using the equations N2(g) + 3 H2(g) - 2 NH; (g) AH = -91.8 kJ/mol C(s) + 2 H (g) – CH2 (g) AH° = -74.9 kJ/mol H2 (g) + 2c(s) + N2 (g) - 2 HCN (g) AH = 270.3 kJ/mol Determine the enthalpy for the reaction CH, (g) + NH4 () – HCN (g) + 3 H2(g). kJ/mol 1 2 3 C +/- : 0 x 100
What is the enthalpy of the following reaction: CH4(g) + NH3(g) à HCN(g) + 3H2(g) Use the data from the following three reactions: N2(g) + 3H2(g) à 2NH3(g) DrH° = -91.8 kJ C(s) + 2H2(g) à CH4(g) DrH° = -74.9 kJ H2(g) + 2C(s) + N2(g) à 2HCN(g) DrH° = +270.3 kJ 437 kJ 150 kJ 391 kJ 287 kJ 256 kJ
Experiment 13-Post-Lab Assignment 1. Athletes use cold packs containing ammonium nitrate solutions to ice their injuries. A 1.25 G sample of ammonium nitrate is dissolved in 25.0 mL of water to form a solution. The temperature of the solution falls from 25.8°C to 21.9°C. Find the enthalpy of the reaction (AH ), in kJ/mol. Assume the density of water is 1.00 g/mL and the heat capacity of the total solution to be 4.184 J/g °C 2. Calculate AHⓇ in kJ/mol...
Given the following data for heats of reaction N2(g) + 3H2(g) ----> 2NH3(g) H = -91.8 kJ C(graphite) + 2H2(g) -------> CH4(g)H = -74.9kJ H2(g) + 2C(graphite) + N2(g) --------> 2HCN(g) H = 270.3 kJ Calculate H for the reaction used to make HCN CH4(g) + NH3(g) --------> HCN(g) + 3H2(g)
Use the ΔH°f values provided to determine ΔH°rxn for the following reaction CH4(g) + 3 Cl2(g) → CHCl3(l) + 3 HCl(g) ΔH°rxn = ? ΔH°f (kJ/mol): -75 -134 -92 A. +662 kJ B. +117 kJ C. -151 kJ D. -335 kJ The equation that corresponds to the enthalpy of formation for NH3(g) is A. N(g) + 3H(g) → NH3(g) B. N(g) + 3/2 H2(g) → NH3(g) C. 1/2 N2(g) + 3H(g) → NH3(g) D. 1/2 N2(g) + 3/2 H2(g) →...
Question 43 of 50 Submit Using the provided table, determine the enthalpy for the reaction 2 NH3(g) + 3 N20 (g) - 4 N2 (9) + 3 H2O (1) Substance AH (kJ/mol) NH3 (9) -46.2 N20 (g) 81.6 N2 (9) kJ/mol 1 2 3 C +/- : 0 x 100
Hi.can you help me answer 5)a)b)c).thank you so much for your help and kindness.I appreciate it 510). i. calculate the standard entalpy change for the reactichi Mg + % 0 Mgo Given the following dator Mg + 2HCl + Mg(12th, fH, L AH: -157:01 kJ AH MgO + 2H01 - MgCl₂ + H₂O | 1 Hº, -120 kg. H₂ + 1/ O H₂O A t= -286 kJ m. Calculate the enthalpy change for the reaction in C4 Hugo + Hng...
Use the following reactions to find H when 1 mole of HCl gas forms from its elements: N2(g) + 3 H2(g) 2 NH3(g) H = 91.8 kJ N2(g) + 4 H2(g) + Cl2(g) 2 NH4Cl(s) H = 628.8 kJ NH3(g) + HCl(g) NH4Cl(s) H = 176.2 kJ
Uporade Got Dark Question 11 of 14 How many moles of H2 are required to produce -2501 kJ of heat in the following reaction? N2 (g) + 3 H2 (9) — 2 NH3 (9) AH° = -91.8 kJ/mol