Part DHow many kilojoules of heat are released when 38.2 g of CH,(g) reacts completely with O2 (g) to formCH3OH(g) at constant pressure?Express heat to three significant digits with the appropriate units. Consider the following reaction:2CH;OH(g)→2CH;(g) + 02(g),AH+252.8kJ

mass of CH4 = 38.2 g Chemical reaction - 2CH3OH → 2CH4 + O2 H = +252.8 kJ

Answered: How many kilojoules of heat are…

How many kilojoules of heat are released when 38.2 g of CH4 (g) reacts completely with O2 (g) to form CH3OH(g) at constant pressure?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: When a 6.00 g sample of KCl is dissolved in water in a calorimeter that has a total heat capacity of…

A: Heat of solution is directly proportional to the the temperature change.

Q: For the following thermochemical equation, CH4(g) + 2O2(g) → CO2(g) + 2H2O(l) ΔH = –890 kJ…

A: Given reaction: CH4 (g) + 2O2 (g) → CO2 (g) + 2H2O (l). ∆H = -890 kJ. So, 890 kJ of heat is released…

Q: When one mole of C6H6 is burned, 3.27 MJ of heat is produced. When the heat from burning 5.27 g is…

A: Given: 3.27 MJ = 3270000 J molar mass of C6H6 = 78.11 gm/mol that mean 78.11 gm C6H6 = 1 mole then…

Q: At constant volume, the heat of combustion of a particular compound, compound A, is −3520.0…

A: “Since there are multiple questions and it is not mentioned that which one has to be solved so I am…

Q: How much heat will be released (AH) if 0.4501 mol of NH3 are mixed with 0.20 mol of O2 in the…

Q: How much heat is released when 2.50 molesof HCl(g) are formed?

A: Reaction involved for the formation of HCl(g) H2(g) + Cl2(g) -------> 2HCl(g) For this reaction…

Q: How much heat is produced when 25.4 g of NO2 react? 4NO2(g) + O2(g) → 2N2O5(g) heat of…

A: Given Mass of NO2= 25.4 g To find heat is produced.

Q: How much heat is produced by the complete combustion of 264 gg of CH4CH4?

A: Given:CH4g+2O2g→CO2g+2 H2Og∆Hrxn°=-802.3 kJ

Q: רPi How much heat will be released (AH) if 0.2037 mol of NH3 are mixed with 0.20 mol of O2 in the…

Q: The reaction 3H2(g) + N2(g) → 2NH3(g) has an enthalpy of reaction of -92.6 kJ/mol. If 2 g of…

A: According to the given balanced chemical equation, one mole of nitrogen reacts to produce 92.6 kJ of…

Q: An important flavor component of vanilla extract is vanillin (C8H8O3, molar mass = 152.15 g/mol).…

A: Using conservation of heat energy principle, mass of vanillin combusted can be calculated.

Q: How much heat is evolved when 453.5 g of ammonia (NH3) is produced according to the following…

A: Given Reaction is - N2 (g) + 3H2 (g) → 2NH3 (g) ΔH= -91.8 kJ

Q: 4. When backpacking in the wilderness, hikers often boil water to sterilize it for drinking. Suppose…

A: Given : Volume of water = 35 L = 35 × 10³ mL initial temperature of…

Q: When carbon disulfide,CS2, forms from its elements, heat is absorbed. How much heat would be…

A: Enthalpy of formation of carbon disulphide = 89.3 kJ The formation of carbon disulphide is for 1…

Q: What is the final temperature when a 5.0 g sample of brass initially at 25 oC absorbs 75 J of heat?…

A: Equation for finding the heat absorbed by brass is as follows. Q=mc∆TQ=heat absorbed by brassm=mass…

Q: 8. The reaction below was carried out in a calorimeter initially at 22.0 °C. After 0.0180 g of iron…

Q: We allow 73 g of oxygen to react with 85 g of ethane. The reaction is shown below. Since the heat…

A: Given - Balanced thermodynamical Reaction - C2H6 (g) + 7/2 O2 (g) → 2 CO2 (g) + 3 H2O (g) ,…

Q: In the laboratory, a "coffee cup" calorimeter, or constant pressure calorimeter, is frequently used…

A: qw = - qTin mw × cw × (Tf - Ti) = - { mtin × ctin × (Tf - Ti) On substituting the values into it, we…

Q: In the following reaction, what is the quantity of heat (in kJ) released when 1.81 moles of CH4 are…

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

Q: 5.00 – mL of 0.64M HCl and 45.00 – mL 0.77M NaOH, both initially at 26.0°C, are mixed in a…

A: Given: Concentration of HCl = 0.64 M Concentration of NaOH = 0.77 M Volume of NaOH solution added =…

Q: Liquid hydrogen peroxide is an oxidizing agent in many rocket fuel mixtures because it releases…

Q: Calculate the heat exchanged when 32.0 g oxygen reacts with 16.0 g methane: CH4(g) + 3/2 O2(g) →…

A: Ans -600kj

Q: A 2.62E1 g sample of aluminum at 1.008E2 °C is added to 1.002E2 g of water at 2.22E1 °C in a…

A: For a chemical reaction or physical process to occur a certain amount of energy should be furnished…

Q: When 21.0 g of 0.200 M NaCl(aq) at 18.7 °C is added to 18.0 g of 0.100 M AgNO3(aq) at 18.7°C in a…

A: Interpretation - To determine the amount of heat produced ( in J) when 21.0 g of 0.200 M NaCl(aq) at…

Q: Potassium nitrate, KNO,, has a molar mass of 101.1 g/mol. In a constant-pressure calorimeter, 47.3 g…

Q: Methyl alcohol (CH3OH) is also known as wood alcohol and can be used as fuel. When one mole of…

Q: A metal object with mass of 24.9 g is heated to 97.0 ∘C and then transferred to an insulated…

A: Heat = mass of substance X specific heat X temperature change

Q: constant volume, the heat of combustion of a particular compound, compound A, is −3520.0…

Q: Consider the reaction of hydrogen with sulfur to form hydrogen sulfide: 8H₂ (g) + S8 (s) → 8H₂S(g),…

A: The difference in the enthalpy of the products and reactants is known as the enthalpy change of the…

Q: A 1.107-g sample of benzoic acid (HC;H;O:) is burned in an excess of O:(g) in a bomb calorimeter,…

Q: In the following reaction, what is the quantity of heat (in kJ) released when 3.91 moles of CH4 are…

A: One mole of methane react with oxygen and produced carbon dioxide and two mole of water

Q: A certain two-stepP process involves transfer of heat and work between the system and the…

A: From first law of thermodynamics, we have : ∆E = q + w where ,∆E = change in internal energy. If…

Q: Consider the following reaction: 2 CH3OH(g) → 2 CH4(g) + O2(g) ΔH = +252.8 kJ Is this…

A: Given -> 2CH3OH(g) ---> 2CH4(g) + O2(g) ∆H= +252.8 KJ ------(1) Weight of CH3OH = 24.0 gm

Q: A 77.5g piece of brass is heated so that its temperature is 98.7◦C. Next, it is quickly placed in a…

Q: The common fertilizer NH,NO;(s), can explosively decompose according to the following reaction. What…

A: Mass of NH4NO3 = 80.06 g

Q: In a coffee cup calorimeter, 50.0 mL of 1.00 M NaOH and 50.00 mL of 1.00 M HCl are mixed. Both…

A: The given informations are recorded as shown below,

Q: An important flavor component of vanilla extract is vanillin (C8H8O3, molar mass = 152.15 g/mol).…

A: Given data is Molar mass of 152.15 g/mol heat capacity of bomb calorimeter = 14.18 kJ/°C Increase…

Q: Nitrogen oxide (NO) has been found to be a key component in many biological processes. It also can…

A: The given reaction is for formation of NO2 gas NO(g) + ½O2(g) → NO2(g) ΔH = –57.0 kJ We are to find…

Q: A 29.00 g sample of metal alloy is heated to 92.6 °C; then placed in 55.23 g of water in an…

Q: How much heat (in kJ) will be released (AH) if 0.4501 mol of NH3 are mixed with 0.200 mol of O, in…

A: Applying concept of limiting reagent and heat released.

Question

100%

Part D
How many kilojoules of heat are released when 38.2 g of CH,(g) reacts completely with O2 (g) to form
CH3OH(g) at constant pressure?
Express heat to three significant digits with the appropriate units.

Consider the following reaction:
2CH;OH(g)→2CH;(g) + 02(g),
AH
+252.8kJ

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:Given data

VIEW

Step 2: Solution

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

When 1.836 grams of sucrose (Molar mass 342.3 g/mol) is burned in a bomb calorimeter, the temperature of the calorimeter increases from 22.41°C to 26.63°C. If the heat capacity of the calorimeter is 4.900 kJ/°C, what is the heat of combustion of sucrose?
In a popular television series, the two characters use thermite to assist with breaking into a chemical storage facility because the reaction between aluminum and iron(III) oxide produces a tremendous amount of heat. If they began with 10.0 g of Al, how many kJ of heat would be released? 29. 2 Al(s) + Fe,O3(s) → Al,O;(s) + 2 Fe(s) AH = -852 kJ 158 kJ A) B) 236 kJ 472 kJ D) None of the above
A piece of molybdenum metal whose mass is 6.87 g is heated to 100.0 °C and then dropped into an ice calorimeter. As the molybdenum cools to 0.0°C, 0.513 g of ice melts (it takes 6.01 kJ of heat to melt exactly 1 mol of ice). What is the molar heat capacity (in J/mol·K) of molybdenum? i J/mol*K
When 6.54 grams of Zn is placed in 500.0 mL of 1.00 M CuSO4(aq) in a coffee cup calorimeter, it reacts completely to displace copper. The temperature of the solution rises from 20.0˚C to 30.4˚C. Assume the coffee cup itself gains no heat and that the solution has the same density (1.00 g/mL) and specific heat (4.184 J/g˚C) as pure water. (a) How much heat does the solution gain during this reaction? (in J)
At constant volume, the heat of combustion of a particular compound, compound A, is −3046.0 kJ/mol.−3046.0 kJ/mol. When 1.753 g1.753 g of compound A (molar mass =112.07 g/mol)=112.07 g/mol) is burned in a bomb calorimeter, the temperature of the calorimeter (including its contents) rose by 6.475 ∘C.6.475 ∘C. What is the heat capacity (calorimeter constant) of the calorimeter? Suppose a 3.771 g3.771 g sample of a second compound, compound B, is combusted in the same calorimeter, and the temperature rises from 25.65 ∘C25.65 ∘C to 29.76 ∘C.29.76 ∘C. What is the heat of combustion per gram of compound B?
metal X =51.0g; specific heat capacity =0.44 J/C If metal X is heated to 86C and put into a calorimeter containing water (she=4.18 J/g°C ) at 23C. The final temperature of the water becomes 31C. What is the mass of water?
How much heat is produced when 57.4 g of NO2 react? 4NO2(g) + O2(g) → 2N2O5(g) heat of reaction = –110.2 kJ
Determine the amount of heat released when 180.00 g AsBr5(g) reacts according to the following equation: As4O10(g) + 6 AsBr5(g) → 10 Br3AsO(g) Additional equations that may be useful: 1/4 As4(s) + 3/2 Br2(g) → AsBr3(g) ΔH = -336.4 kJ/mol As4(s) + 5 O2(g) → As4O10(g) ΔH = -2967.3 kJ/mol AsBr3(g) + Br2(g) → AsBr5(g) ΔH = -84.2 kJ/mol AsBr3(g) + 1/2 O2(g) → Br3AsO(g) ΔH = -295.7 kJ/mol
How much heat (in kJ) is evolved (under standard conditions) when 97.55 g of copper reacts to form copper (II) oxide?
Consider the following reaction: 2Mg(s)+O2(g)⟶2MgO(s)ΔH∘=−1203kJ What mass of magnesium must be combusted in order to generate 174.0 kJ of heat?
A gaseous fuel mixture contains 23.2% methane (CH4), 40.8% ethane (C₂H6) and the rest propane (C3H8) by volume. Part A When the fuel mixture contained in a 1.55 L tank, stored at 756 mmHg and 298 K, undergoes complete combustion, how much heat is emitted? (Assume that the water produced by the combustion is in the gaseous state.) Express your answer with the appropriate units. μA Value Units Review | Constants | Periodic Table ?
When 1.366 grams of sucrose (Molar mass 342.3 g/mol) is burned in a bomb calorimeter, the temperature of the calorimeter increases from 22.41°C to 26.63°C. If the heat capacity of the calorimeter is 4.900 kJ/°C, what is the heat of combustion of sucrose?