Homework Answers
Add Answer to:
The standard enthalpy of combustion of cyclopropane is -2091 kJ/mol at 298 K. The enthalpy of...
For the combustion of cyclopropane at 25 ºC C3H6(g) + (9/2) O2(g) → 3 CO2(g) + 3 H2O(liq) ΔHºc(C3H6,g) = -2091 kJ / mol....
For the combustion of cyclopropane at 25 ºC C3H6(g) + (9/2) O2(g) → 3 CO2(g) + 3 H2O(liq) ΔHºc(C3H6,g) = -2091 kJ / mol. What is the standard molar enthalpy of formation of cyclopropane(g) at 25 ºC if the standard molar enthalpies of formation of CO2(g) and H2O(liq) at that temperature are, respectively, -393.51 kJ / mol and -285.83 kJ / mol?
The standard enthalpy of combustion of butane is -2878 kJ/mol at 298 K. Calculate the standard...
The standard enthalpy of combustion of butane is -2878 kJ/mol at 298 K. Calculate the standard enthalpy of formation of butane at 298 K.
4. The standard enthalpy of formation of NH3 (g) is -46.11 kJ mol-' at 298 K....
4. The standard enthalpy of formation of NH3 (g) is -46.11 kJ mol-' at 298 K. Given the heat capacity data below and the data in Problem 2, calculate the standard enthalpy of formation at 1200 K Cp.m (H2 (9))/ J mol K-1 = 29.1 - (0.84 x 10- K-)T Cpm (N2 (g))/ J mol K-1 = 26.98 +(5.9 x 10-'K-!)T
the enthalpy of combustion of CH4(g) to make H2O(l) and CO2(g) is -2340 kJ mol-1. The...
the enthalpy of combustion of CH4(g) to make H2O(l) and CO2(g) is -2340 kJ mol-1. The enthalpy of combustion of CH2(g) to make H2O(l) and CO2(g) is -2760 kJ mol-1. The enthalpy of formation of H2O(l) is -286 kJ mol-1. All the data are for 298 K. The heat capacities for O2(g), CHA(8), CH3(g), H2O(l) and CO2(8) are 29, 61, 71, 75 and 37 JK"mor", respectively. Deduce a) 4U298 for the combustion of C4H8(g). 5) AH for the combustion of...
The standard molar enthalpy of combustion, deltacHm, of C2H6 (g) is -1559.8 kJ/mol. 1. Use some...
The standard molar enthalpy of combustion, deltacHm, of C2H6 (g) is -1559.8 kJ/mol. 1. Use some of the following data to calculate the molar enthalpy of formation of C2H6(g) at 298.15 K 2. Calculate the molar enthalpy of combustion of ethane at 500K Table provided gives values of standard enthalpy of formation values at 298.15 K Substance deltafH (kJ*mol^-1) Cpm (J*K^-1*mol^-1) CO2 (aq) -413.8 N/A CO2 (g) -393.51 37.11 H2O (l) -285.83 75.291 H2O(g) -241.82 33.58 C2H6(g) to be determined...
A scientist measures the standard enthalpy change for the following reaction to be 60.3 kJ: co_2(G)...
A scientist measures the standard enthalpy change for the following reaction to be 60.3 kJ: co_2(G) + h_2 (G) rightarrow CO(g) + H_2O(g) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of CO_2(g) is kJ/mol.
Calculate the standard combustion enthalpy of propylene at 25 ° C using the standard formation enthalpy...
Calculate the standard combustion enthalpy of propylene at 25 ° C using the standard formation enthalpy of liquid water (-286 kJ mol-1) and the following reactions: 1) CH2CHCH3 (g) + H2 (g) → CH3CH2CH3 (g); Δ? (1) = -125 kJ mol-1 2) CH3CH2CH3 (g) + 5O2 (g) → 3CO2 (g) + 4H2O (l); Δ? (2) = -2220 kJ mol-1 3) H 2 (g) + 0.5O2 (g) → H2O (l);Δ? ((3) = -286 kJ mol-1
VOUI V2 The standard reaction enthalpy for the hydrogenation of propene is -124 kJ/mol. The standard...
VOUI V2 The standard reaction enthalpy for the hydrogenation of propene is -124 kJ/mol. The standard reaction enthalpy for the combustion of propane is -2220 kJ/mol. Calculate the standard reaction enthalpy for the combustion of propene using this data. Show all steps.
is this correct or do i just plug in the values of the standard enthalpy of...
is this correct or do i just plug in the values of the
standard enthalpy of combustion and standard molar entropy given in
the begining of the question into the gibbs equation
11. The standard enthalpy of combustion of ethyl ethanoate (CH3COOC2H5, liq.) is -2331 kJ mol at 298 K, and its standard molar entropy is 259.4 JK mol. Calculate the standard Gibbs energy for formation of the compound at 298 K. (The standard enthalpies of formation of CO2(g) and...
The standard enthalpy change for the following reaction is -415 kJ at 298 K. Zn(s) + Ch(g) → ZnCl2() AH° = -415 k...
The standard enthalpy change for the following reaction is -415 kJ at 298 K. Zn(s) + Ch(g) → ZnCl2() AH° = -415 kJ What is the standard enthalpy change for the reaction at 298 K? ZnCl(s) — Zn(s) + Cl2(g) The standard enthalpy change for the following reaction is -50.6 kJ at 298 K. N2H40 - N2(g) + 2 H2(g) AH° = -50.6 kJ What is the standard enthalpy change for this reaction at 298 K? N2(g) + 2 H2(g)...
4. The standard enthalpy of formation of NH3 (g) is -46.11 kJ mol-' at 298 K. Given the heat capacity data below and the data in Problem 2, calculate the standard enthalpy of formation at 1200 K Cp.m (H2 (9))/ J mol K-1 = 29.1 - (0.84 x 10- K-)T Cpm (N2 (g))/ J mol K-1 = 26.98 +(5.9 x 10-'K-!)T
the enthalpy of combustion of CH4(g) to make H2O(l) and CO2(g) is -2340 kJ mol-1. The enthalpy of combustion of CH2(g) to make H2O(l) and CO2(g) is -2760 kJ mol-1. The enthalpy of formation of H2O(l) is -286 kJ mol-1. All the data are for 298 K. The heat capacities for O2(g), CHA(8), CH3(g), H2O(l) and CO2(8) are 29, 61, 71, 75 and 37 JK"mor", respectively. Deduce a) 4U298 for the combustion of C4H8(g). 5) AH for the combustion of...
A scientist measures the standard enthalpy change for the following reaction to be 60.3 kJ: co_2(G) + h_2 (G) rightarrow CO(g) + H_2O(g) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of CO_2(g) is kJ/mol.
VOUI V2 The standard reaction enthalpy for the hydrogenation of propene is -124 kJ/mol. The standard reaction enthalpy for the combustion of propane is -2220 kJ/mol. Calculate the standard reaction enthalpy for the combustion of propene using this data. Show all steps.
is this correct or do i just plug in the values of the
standard enthalpy of combustion and standard molar entropy given in
the begining of the question into the gibbs equation
11. The standard enthalpy of combustion of ethyl ethanoate (CH3COOC2H5, liq.) is -2331 kJ mol at 298 K, and its standard molar entropy is 259.4 JK mol. Calculate the standard Gibbs energy for formation of the compound at 298 K. (The standard enthalpies of formation of CO2(g) and...
The standard enthalpy change for the following reaction is -415 kJ at 298 K. Zn(s) + Ch(g) → ZnCl2() AH° = -415 kJ What is the standard enthalpy change for the reaction at 298 K? ZnCl(s) — Zn(s) + Cl2(g) The standard enthalpy change for the following reaction is -50.6 kJ at 298 K. N2H40 - N2(g) + 2 H2(g) AH° = -50.6 kJ What is the standard enthalpy change for this reaction at 298 K? N2(g) + 2 H2(g)...
Most questions answered within 3 hours.
-
What are the characteristics and behavior of an ethical
manager?
Explain, in your words, what ethics...
asked 13 minutes ago -
1. Which of the following is NOT an argument that McMahan uses
to show that jus...
asked 34 minutes ago -
A crate slides up a frictionless slope. At the end of 3 seconds
its velocity is...
asked 51 minutes ago -
Use the following information to answer the next seven
questions.
Suppose there are three potential states...
asked 47 minutes ago -
If we only have interstitial and substitutional diffusion, then
what do we consider the process of...
asked 1 hour ago -
You look at yourself in a shiny 9.6-cm-diameter Christmas tree
ball.
If your face is 21.0...
asked 1 hour ago -
If we were to measure the relaxation time of a muscle after
undergoing tetanus compared to...
asked 1 hour ago -
4CO(g) + 8H2(g) -----> 3CH4(g) +
CO2(g) + 2H2O(l)
Use the following data as needed to...
asked 1 hour ago -
without using map
1. Write a C++ program to find out the top 10 words in...
asked 1 hour ago -
1)Calculate the percent ionization of a
0.330 M solution of hypochlorous
acid.
% Ionization = %...
asked 1 hour ago -
1a) How many grams of K2SO4 are in 250mL
of 0.11 M K2SO4 solution?
_____ g...
asked 1 hour ago -
The vapor pressure of a solution containing 38.7 g glycerin
(C3H8O3) in 146.2 g ethanol (C2H5OH)...
asked 1 hour ago