What is the energy required to evaporate two moles of liquid water given the following equations? 2H₂(g) + O₂(g) → 2H₂O(g) 2H2(g) + O₂(g) → 2H₂O(1) -88,0 kJ -1055.2 KJ O 1055.2 kJ 44.0 kJ O88.0 kJ ΔΗ = -483.6 kJ ΔΗ = -571,6 kJ

What is the energy required to evaporate two moles of liquid water given the following equations? 2H₂(g) + O₂(g) → 2H₂O(g) 2H2(g) + O₂(g) → 2H₂O(1) -88,0 kJ -1055.2 KJ O 1055.2 kJ 44.0 kJ O88.0 kJ ΔΗ = -483.6 kJ ΔΗ = -571,6 kJ

Chemistry: Principles and Practice

3rd Edition

ISBN:9780534420123

Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Chapter5: Thermochemistry

Section: Chapter Questions

Problem 5.51QE: The enthalpy change when 1 mol methane (CH4) is burned is 890 kJ. It takes 44.0 kJ to vaporize 1 mol...

See similar textbooks

Related questions

Q: QUESTION 9. If the statement is true, write Tas your answer and if it is false, write F as your…

Q: 2.045 g of a new compound with formula C9H8O2 is burned in a bomb calorimeter. During the…

Q: A chemist fills a reaction vessel with 6.75 atm methane (CH,) gas, 9.26 atm oxygen (0,) gas, 1.30…

Q: ind ΔHrxn for the following reaction given the table below. N2O(g) + NO2(g) → 3 NO(g) Reaction…

Q: If you have 6.0 moles of ammonia, how much energy in kJ released in the chemical reaction? N2 (g) +…

A: Answer is A) -280 kJ

Q: What mass of oxygen is consumed when 285.5 kJ of energy is evolved from the combustion of a mixture…

A: Consider the given balanced reaction as; H2 g + 12 O2 g → H2O l…

Q: A generic solid, X, has a molar mass of 59.1 g/mol. In a constant-pressure calorimeter, 15.8 g of X…

A: Given: The mass of solid X = 15.8 g The mass of water = 311 g The initial temperature of the water =…

Q: A 5.00-g sample of aluminum pellets (specific heat capacity= 0.89 J/°C-g) and a 15.00-g sample of…

Q: Magnesium burns in air to produce a bright light and is often used in fireworks displays. The…

Q: Consider the reaction. 2 Fe,O, → 4 Fe + 3 02 AHixn = +824.2 kJ UXI The decomposition of 79.0 g of…

Q: Which reactions are exothermic? Reaction 1: C3H8(g) + 5 O2(g) → 3 CO2(g) + 4 H2O(l) + 2220 kJ…

A: The reactions in which heat is evolved in products are known as exothermic reaction. Again the…

Q: 1. Calculate the value of ΔE in joules for a system that loses 50 J of heat and has 150 J of work…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub- parts for…

Q: 2 Fe,0, → 4 Fe + 30, ΔΗ = +824.2 kJ The formation of 66.0 g of O2 results in the absorption of 18100…

Q: In the following reaction, how many moles of CH₃OH are required to produce -6.696 × 10³ kJ of heat?…

A: The reaction given is 2 CH₃OH (l) + 3 O₂ (g) → 2 CO₂ (g) + 4 H₂O(g)…

Q: The reaction written below has a ΔH of +2,980 kJ/mol 6CO2(g) + 6H2O(g) --> C6H12O6(g)…

A: The balanced reaction given is, => 6 CO2 (g) + 6 H2O (g) → C6H12O6 (g) +6 O2 (g)…

Q: The value of ΔH° for the reaction below is -72 kJ. Therefore, ________ kJ of heat are released when…

A: ΔH° < 0 => heat is releasing in the reaction. Since when 2 mol of HBr is forming, -72 KJ =…

Q: Part 2 The Haber process produces ammonia (NH3) for the chemical industry from nitrogen (N₂) and…

A: To solve Part 2 and 3. The dynamic nature of chemical equilibrium was demonstrated in the…

Q: 5.00 g of potassium hydroxide (molar mass = 56.1 g/mol) dissolves in 100.0 g of water and the…

A: The heat of a substance is given as :

Q: What mass (g) of propane, C3H8, must be burned in order to produce 76,000 kJ of energy?…

A: In a combustion reaction a hydrocarbon reacts with oxygen in presence of air to form CO2 and H2O.…

Q: Given the information below, what is ΔGrxn for the reaction CO(g) → C(s) + ½ O2(g)? C(s) +…

Q: Determine the standard enthalpy of formation of calcium carbonate from the thermochemical equations…

A: Ca(OH)2(s) → CaO(s) + H2O(l). .....(1) ∆rH° = 65.2 kJ/mol-rxn Ca(OH)2(s) + CO2(g) → CaCO3(s) +…

Q: the reaction below is -72 kJ. Therefore, ________ kJ of heat are released when 5.0 mol of HBrHBr is…

A: According to balanced equation -72KJ of heat is released when 2 moles of HBr is formed. It is…

Question

What is the energy required to evaporate two moles of liquid water given the following equations?
2H₂(g) + O₂(g) → 2H₂O(g)
2H2(g) + O₂(g) → 2H₂O(1)
-88,0 kJ
-1055.2 KJ
1055.2 kJ
O 44.0 kJ
O88.0 kJ
ΔΗ = -483.6 kJ
ΔΗ = -571,6 kJ

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

A 0.470-g sample of magnesium reacts with 200 g dilute HCl in a coffee-cup calorimeter to form MgCl2(aq) and H2(g). The temperature increases by 10.9 C as the magnesium reacts. Assume that the mixture has the same specific heat as water and a mass of 200 g. (a) Calculate the enthalpy change for the reaction. Is the process exothermic or endothermic? (b) Write the chemical equation and evaluate H.
For the reaction HgO(s)Hg(l)+12O2(g),H=+90.7kJ: a.What quantity of heat is required to produce 1 mole of mercury by this reaction? b.What quantity of heat is required to produce 1 mole of oxygen gas by this reaction? c.What quantity of heat would be released in the following reaction as written? 2Hg(l) + O2(g) 2HgO(s)
In a coffee-cup calorimeter, 150.0 mL of 0.50 M HCI is added to 50.0 mL of 1.00 M NaOH to make 200.0 g solution at an initial temperature of 48.2C. If the enthalpy of neutralization for the reaction between a strong acid and a strong base is 56 kJ/mol, calculate the final temperature of the calorimeter contents. Assume the specific heat capacity of the solution is 4.184 J/g C and assume no heat Joss to the surroundings.
Calculate H for the reaction N2H4(l)+O2(g)N2(g)+2H2O(l) given the following data: Equation H(KJ) 2NH3(g)+3N2O(g)4N2(g)+3H2O(l) 1010 N2O(g)+3H2(g)N2H4(l)+H2O(l) 317 2NH3(g)+12O2(g)N2H4(l)+H2O(l) 143 H2(g)+12O2(g)H2O(l) 286
How much heat is produced by combustion of 125 g of methanol under standard state conditions?
Give the definition of the standard enthalpy of formation for a substance. Write separate reactions for the formation of NaCl, H2O , C6H12O6, and PbSO4 that have H values equal to Hf for each compound.
Using the data in Appendix G, calculate the standard enthalpy change for each of the following reactions: (a) Si(s)+2F2(g)SiF4(g) (b) 2C(s)+2H2(g)+O2(g)CH3CO2H(l) (c) CH4(g)+N2(g)HCN(g)+NH3(g) ; (d) CS2(g)+3Cl2(g)CCl4(g)+S2Cl2(g)
The process of dissolving ammonium nitrate, NH4NO3, in water is an endothermic process. What is the sign of q? If you were to add some ammonium nitrate to water in a flask, would you expect the flask to feel warm or cool?
How much will the temperature of a cup (180 g) of coffee at 95 C be reduced when a 45 g silver spoon (specific heat 0.24 J/g C) at 25 C is placed in the coffee and the two are allowed to reach the same temperature? Assume that the coffee has the same density and specific heat as water.
When steam condenses to liquid water, 2.26 kJ of heat is released per gram. The heat from 168 g of steam is used to heat a room containing 6.44 104 g of air (20 ft 12 ft 8 ft). The specific heat of air at normal pressure is 1.015 J/(gC). What is the change in air temperature, assuming the heat from the steam is all absorbed by air?
A 50-mL solution of a dilute AgNO3 solution is added to 100 mL of a base solution in a coffee-cup calorimeter. As Ag2O(s) precipitates, the temperature of the solution increases from 23.78 C to 25.19 C. Assuming that the mixture has the same specific heat as water and a mass of 150 g, calculate the heat q. Is the precipitation reaction exothermic or endothermic?
Indicate which state function is equal to heat, q, for each process described. a. The ignition of a sample in a bomb calorimeter, an unyielding, heavy metal chamberin which samples are burned for heat content analysis b.The melting of an icecube in a cup c.The cooling down ofthe inside of arefrigerator d.A fire in a fireplace