1. Balance the following equation in acid: 2. Consider the following reaction; how many Kj are...
all 3. Calculate the heat released (kJ) in the reaction of 1.35L of acetylene (C2H2) and 0.235L of hydrogen gas at STP to form ethane gas as determined by the following equation: C2H2(g) + 2H2() → C2H6(g) Given: 2C2H2(g) +502(g) + 4CO2(g) + 2H20(g) 2C2H.(g) + 702(g) → 4CO2(g) + 6H20(g) 2H2(g) + O2(g) → 2H2O(g) AH = -2320 kJ/mol AH = -3040 kJ/mol AH = -572 kJ/mol
Given the reaction 3C(s)4H2(g) + 502(g) >3CO2(g) + 4H20(/) AH= -2323.7 kJ/mol How much heat would be released when 12.3 g of H>2 react?
help asap 3. Calculate the standard enthalpy change, Hº, for the following reaction using standard enthalpies of formation. (1 point) 2C2H2(g) + 502(g) → 4CO2(g) + 2H20(1) Standard Enthalpies of Formation AH for C2H2(g) = +226.7 kJ/mol AHfor CO2(g) = -393.5 kJ/mol AH for H2O(l) = -285.8 kJ/mol
Nane CHE I11 3. Calculate the heat released (kl) in the reaction of 0.2021. of acetylene (C2H2) and .05L of hydrogen gas at STP to form ethane gas as determined by the following equation: C2H2(g) + 2H2(8) CaHe(g) Given: 2C H2(g) + 502(g) 4CO 2 ( g ) +2H20(g) 2C He(g) + 702(g) - 4CO : (g ) 6H20(g) 2H2(g) + 02(g)2H20(g) AH-2320 kl/mol AH-3040 k/mol AH572 kl/mol
6. Given that: 2H2(8)Oag)2H200) C3HalE) +40(8)3co2(B)+2H20() AHP-1937 kJ CaHs(8) +502(g) 3CO2lg)+ 4H20U) AHo- -2220 kJ AHo -571.6 k Determine the ΔΗΡ of the following reaction: C3H4(g) 2H2(g) C3Hs(g)
it has the answers I just don't know how to get them. Write an chemical equation for the reaction corresponding to the enthalpy of formation of 9. acetylene, C2H2. 2Cgraphite +H2(g)-C2H2(g) 10. Write a chemical equation for combustion of acetylene under standard thermodynamic conditions 2C2H2(g)502g)4C02(g) 2H20(l) 11 12. Determine the standard enthalpy change for the combustion of acetylene. AH° = -2600 kJ/2mol or AH° = -1300 kJ/mol
C(s) + O2(g) + CO2(g) AH° = -393.5 kJ (5 pts) Given the following enthalpy values for reactions at 25°C, what is AH at 25°C for the following reaction: C3H3(g) + 502(g) + 4H2O(g) + 3CO2(g) AH = -2043 kJ 3C(s) + 4 H2(g) → C3H8 (g) 2H2(g) + O2(g) + 2H2O(g) AH° = -483.6 kJ
How do i set up this problem? answer is provided but struggling with how to actually solve it. 11. Calculate AS and AGº for the following reaction: C3H3(g) +502(g) → 3C02(g) + 4H2O(1) Using: Alf" C3H8, gas) = -103.85 kJ/mol; AH,^[ O2, gas)= 0 kJ/mol; AH [ CO2, gas]=-393.51 kJ/mol; AH?°[ H20, liquid]=-285.83 kJ/mol Smº[ C3Hs, gas) = 270.2 J/(K-mol); Smº[ O2, gas)= 205.14 J/(K-mol); Smº[ CO2, gas)= 213.74 J/(K-mol); Smº[ H2O, liquid)= 69.91 J/(K-moll (Ans ASⓇ = -375.0J/K and...
1) Consider the following reaction: 3C(s) + 4H2(g) → C3H8(g); AH° = -104.7 kJ; AS = -287.4J/K at 298 K What is the equilibrium constant at 300.0 K for this reaction? AGº = -RT In K. AG° = AH° - TAS" (R=8.3145J/mol.K) (6 points)
Worksheet: Chapter 6-7 1. Ammonia (NH,) burns in the presence of a copper catalyst to form nitrogen gas. -1267 k 4NH3 (g)+302(g) 2N2(g)+6H2OG AH=-1 How much heat would evolve when burn 35.80 g of ammonia burns? (1 point) (1 point) Calculate the heat of reaction for 2. PbCl2(s) + Cl2(g)> PbCl4(1) Using the following set of reactions: Pb(s) + Cl2(g) PbCl2(s); AH -359.4 kJ Pb(s)+2C12(g)-PbCl4(1); AH= -329.3 kJ (1) (2) 3. Calculate the standard enthalpy change, AHo, for the following...