The thermochemical equation for the combustion of ethanol is: C2H5OH (l) + 3 O2 (g) ->...

Question

Question

The thermochemical equation for the combustion of ethanol is:

C2H5OH (l) + 3 O2 (g) -> 2 CO2 (g) + 3 H2O (g) Î”Hrxn = -1360 kJ

What is the enthalpy change when 3.50 kg of ethanol react with excess oxygen?

science chemistry

Answer 1

Answer #1

Molar mass of Ethanol (CH₃OH) = 46 g/mol C2H ₂ OH (1) + 30₂(g) 2002(g) + 3H0 (8) 14 Hox = -1360 kJ when 1 mole of C₂ H₂O11 re

Answer 2

Similar Homework Help Questions

The thermochemical equation for the combustion of ethanol is: 5. C2H&OH (I)+3 O2 (g) 2 CO2...

The thermochemical equation for the combustion of ethanol is: 5. C2H&OH (I)+3 O2 (g) 2 CO2 (g)+3 H2O (g) AH-1360 kJ What is the enthalpy change when 3.50 kg of ethanol react with excess oxygen?
The thermochemical equation for the combustion of propane is: C3H8 (g) + 5 O2 (g) ...

The thermochemical equation for the combustion of propane is: C3H8 (g) + 5 O2 (g)  3 CO2 (g) + 4 H2O (l) H = -2220 kJ What is the enthalpy change when 35.0 g of propane react?
The thermochemical equation of combustion of methane is: CH4(g) + 2O2(g) → CO2(g) + 2 H2O(l)

The thermochemical equation of combustion of methane is: CH4(g) + 2O2(g) → CO2(g) + 2 H2O(l) ΔΗ =-890.3 kJ 1. Calculate the AH when 5.00 g CH4 react with excess of oxygen. 2. Calculate AH when 2L CH4 at 49 °C and 782 mmHg react with an excess of oxygen 3. Calculate AH when 2L CH4 react with L O2 in a reaction vessel kept at 49 °C and 782 mmHg.

Measuring Heat of Reaction Problems 5. A sample of ethanol (C2H5OH), weighing 6.83 g underwent combustion...

Measuring Heat of Reaction Problems 5. A sample of ethanol (C2H5OH), weighing 6.83 g underwent combustion in a bomb calorimeter by the following reaction: 02 (g) 2 CO2 (g)3 H2O () C2H5OH ()3 If the heat capacity of the calorimeter and contents was 18.1 kJ/°C and the temperature of the calorimeter rose from 25.50 to 36.73, (1) what is the AH of the reaction? Using the definitions at the beginning of the module describe (2) the calorimeter + contents, (3)...
Calculate the heat released when 135 grams of ethanol C2H5OH, burns. The heat of combustion of...

Calculate the heat released when 135 grams of ethanol C2H5OH, burns. The heat of combustion of ethanol is 1233 kJ/mol. Molar mass of ethanol C2H5OH = 46.07 g/mol C2H5OH(g) + 3 O2(g) → 2 CO2 (g) + 3 H2O(l) LaTeX: \DeltaΔH = -1233 kJ/mol
Using the balanced equation for the combustion of ethanol, answer the following question. C2H6O(l) + 3 O2(g) → 2 CO2(g)...

Using the balanced equation for the combustion of ethanol, answer the following question. C2H6O(l) + 3 O2(g) → 2 CO2(g) + 3 H2O (g) How many grams of O2 are needed to react with 0.28 mol of ethanol?

Question 3 Propane (C3H8) undergoes combustion according to the following thermochemical equation: C3H8(g) + 5 O2(g)...

Question 3 Propane (C3H8) undergoes combustion according to the following thermochemical equation: C3H8(g) + 5 O2(g) -- 3 CO2(g) + 4H2O(g) Arxn = -2043.0 kJ Substance Heat of Formation (kJ/mol) CO2(g) -393.5 H2O(g) -241.8 O2(g) 0 C3H8(g) ? Calculate the standard enthalpy of formation of propane C3H8 a. -104.7 kJ/mol ob. +1407.7 kJ/mol C. -1407.7 kJ/mol O d. +104.7 kJ/mol o e. -4190.7 kJ/mol
Calculate DG0rxn for the combustion of ethanol C2H5OH(g), at 750°C using the following data: ...

Calculate DG0rxn for the combustion of ethanol C2H5OH(g), at 750°C using the following data: C2H5OH(g) + O2(g) → CO2(g) + H2O(g) ∆G0f (C2H5OH(g)) = -167.9 kJ/mol, ∆G0f (02(g)) = 0 kJ/mol, ∆G0f (CO2(g)) = -394.4 kJ/mol, ∆G0f (H2O(g)) = -228
The thermochemical equation for the burning of ethyl alcohol is C2H5OH(l) + 3O2(g) --> 2CO2(g) +...

The thermochemical equation for the burning of ethyl alcohol is C2H5OH(l) + 3O2(g) --> 2CO2(g) + 3H2O(l) ΔH = -1,367 kJ What is the enthalpy change (in kJ) for burning 10.01 g of ethyl alcohol?

Using the balanced equation for the combustion of ethanol, answer the following question. C2H6O(l) + 3...

Using the balanced equation for the combustion of ethanol, answer the following question. C2H6O(l) + 3 O2(g) → 2 CO2(g) + 3 H2O (g) ethanol How many grams of O2 are needed to react with 0.19 mol of ethanol?