Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction is C2H2(g)+2H2(g)...

Question

Question

Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction is C2H2(g)+2H2(g)...

Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction is

C2H2(g)+2H2(g)⇌C2H6(g)

Given the following data, what is the value of K for this reaction?

Substance	ΔfG∘ (kJ mol−1)
C2H2(g)	209.2
H2(g)	0
C2H6(g)	−32.89

Express your answer to two significant figures.

science chemistry

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

C2H2(g)+2H2(g)RC2Hs(g) AG (AG)product-(AfGo )reactant 32.89-209.2-242.09kJ/mol AG -2.030*R T log(K) -242.09 1000--2.030*8.314

Add a comment

Answer 2

Similar Homework Help Questions

Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction is C2H2(g)+2H2(g)?...

Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction is C2H2(g)+2H2(g)?C2H6(g) Given the following data, what is the value of Kp for this reaction? Substance ?G?f (kJ/mol) C2H2(g) 209.2 H2(g) 0 C2H6(g) ?32.89 In Part A, we saw that ?G?=?242.1 kJ for the hydrogenation of acetylene under standard conditions (all pressures equal to 1 atm and the common reference temperature 298 K ). In Part B, you will determine the ?G for the...
Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction...

Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction is C2H2(g)+2H2(g)⇌C2H6(g) At 25 ∘C the reaction from ^ has a composition as shown in the table below. Substance Pressure (atm) C2H2(g) 5.35 H2(g) 5.75 C2H6(g) 5.25×10−2 What is the free energy change, ΔG, in kilojoules for the reaction under these conditions? Express your answer numerically in kilojoules.
I solved A but I'm confused on how to solve B if someone could please help...

I solved A but I'm confused on how to solve B if someone could please help me I would highly appreciate it Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction is C2H2(g) + 2H2(g) = C2H6(g) Given the following data at standard conditions (all pressures equal to 1 atm and the common reference temperature 298 K), what is the value of Kp for this reaction? Substance AG: (kJ/mol) 209.2 C2H2(g) H2(g) C2H6(g)...

The equilibrium constant of a system, K, can be related to the standard free energy change,...

The equilibrium constant of a system, K, can be related to the standard free energy change, ΔG∘ ΔG∘=−RTlnK where T is a specified temperature in kelvins (usually 298 KK) and R is equal to 8.314 J/(K⋅mol) Under conditions other than standard state, the following equation applies: ΔG=ΔG∘+RTlnQ In this equation, Q is the reaction quotient and is defined the same manner as KK except that the concentrations or pressures used are not necessarily the equilibrium values. Part A Acetylene, C2H2,...
step by step please 1/1 pts Question 12 Thermodynamic Quantities for Selected Substances at 298.15 K...

step by step please 1/1 pts Question 12 Thermodynamic Quantities for Selected Substances at 298.15 K (25°C) Substance ΔΗ°F (kJ/mol) AGOF (kJ/mol S (J/K- mol) 1.88 2.84 2.43 5.69 C (s, diamond) C(s. graphite) C2H2(g) C2H4 (8) C2H6 (g) CO(g) CO2 (g) H2(g) O2(g) H2O(0) 226.7 52.30 -84.68 -110.5 -393.5 0 0 -285.83 209.2 200.8 68.11 219.4 -32.89 229.5 -137.2 197.9 -394.4 213.6 0 130.58 0 205.0 -237.13 69.91 The value of AH°for the catalytic hydrogenation of acetylene to ethane,...
all 3. Calculate the heat released (kJ) in the reaction of 1.35L of acetylene (C2H2) and 0.235L of hydrogen gas at...

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 following reactions and subsequent delta H values, C2H6 (g) -> C2H2 (g) + 2H2...

Given the following reactions and subsequent delta H values, C2H6 (g) -> C2H2 (g) + 2H2 (g) delta H= 283.5 kJ H2 (g) + 1/2 O2 (g) -> H2O (g) delta H= -213.7 kJ 2CO2 (g) + 3H2O (g) -> C2H6 (g) + H2O (g) delta H= 849 kJ Find the delta H for the reaction: C2H2 (g) + 5/2 O2 (g) -> 2CO2 (g) + H2O (g)
Acetylene gas, C2H2(g), is used in welding. C2H2(g)+52O2(g)→2CO2(g)+H2O(l) Part B How much heat is produced in...

Acetylene gas, C2H2(g), is used in welding. C2H2(g)+52O2(g)→2CO2(g)+H2O(l) Part B How much heat is produced in burning 4 mol of C2H2 under standard conditions if both reactants and products are brought to 298 K? Express your answer using five significant figures. ΔH Δ H = kJ Part C What is the maximum amount of useful work that can be accomplished under standard conditions by this reaction when 4 mol of C2H2 is burned? Express your answer using five significant figures.
In Part A, we saw that ΔG∘=−242.1 kJ for the hydrogenation of acetylene under standard conditions (all pressures equal...

In Part A, we saw that ΔG∘=−242.1 kJ for the hydrogenation of acetylene under standard conditions (all pressures equal to 1 atm and the common reference temperature 298 K). In Part B, you will determine the ΔG for the reaction under a given set of nonstandard conditions. At 25 ∘C the reaction from Part A has a composition as shown in the table below. Substance Pressure (atm) C2H2(g) 3.75 H2(g) 4.25 C2H6(g) 5.25×10−2 What is the free energy change, ΔG,...

The gas ethane, C2H6(g), can be used in welding. When ethane is burned in oxygen, the...

The gas ethane, C2H6(g), can be used in welding. When ethane is burned in oxygen, the reaction is: 2 C2H6(g) + 7 O2(g)4 CO2(g) + 6 H2O(g) (a) Using the following data, calculate ΔH° for this reaction. ΔH°f kJ mol-1: C2H6(g) = -84.0 ; CO2(g) = -393.5 ; H2O(g) = -241.8 ΔH° = kJ (b) Calculate the total heat capacity of 4 mol of CO2(g) and 6 mol of H2O(g), using CCO2(g) = 37.1 J K-1 mol-1 and CH2O(g) =...

Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction is C2H2(g)+2H2(g)...

Homework Answers

Add Answer to:
Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction is C2H2(g)+2H2(g)...

Post as a guest

Earn Coins

Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction is C2H2(g)+2H2(g)?...

Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction...

I solved A but I'm confused on how to solve B if someone could please help...

The equilibrium constant of a system, K, can be related to the standard free energy change,...

step by step please 1/1 pts Question 12 Thermodynamic Quantities for Selected Substances at 298.15 K...

all 3. Calculate the heat released (kJ) in the reaction of 1.35L of acetylene (C2H2) and 0.235L of hydrogen gas at...

Given the following reactions and subsequent delta H values, C2H6 (g) -> C2H2 (g) + 2H2...

Acetylene gas, C2H2(g), is used in welding. C2H2(g)+52O2(g)→2CO2(g)+H2O(l) Part B How much heat is produced in...

In Part A, we saw that ΔG∘=−242.1 kJ for the hydrogenation of acetylene under standard conditions (all pressures equal...

The gas ethane, C2H6(g), can be used in welding. When ethane is burned in oxygen, the...

Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction is C2H2(g)+2H2(g)...

Homework Answers

Add Answer to: Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction is C2H2(g)+2H2(g)...

Post as a guest

Earn Coins

Add Answer to:
Acetylene, C2H2, can be converted to ethane, C2H6, by a process known as hydrogenation. The reaction is C2H2(g)+2H2(g)...