The enthalpy change of combustion of monoclinic sulfur to SO2(g) is –9.376 kJ g¯1. Under the same conditions, the rhombic form of sulfur has an enthalpy change of com- bustion to SO2(g) of -9.293 kJ g'. Compute the AH of the reaction S(monoclinic) → S(rhombic) per gram of sulfur reacting.

The enthalpy change of combustion of monoclinic sulfur to SO2(g) is –9.376 kJ g¯1. Under the same conditions, the rhombic form of sulfur has an enthalpy change of com- bustion to SO2(g) of -9.293 kJ g'. Compute the AH of the reaction S(monoclinic) → S(rhombic) per gram of sulfur reacting.

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: A chemist measures the enthalpy change AH during the following reaction: H,O(1)→H,O(g) AH=44. kJ Use…

A: When we multiply an equation by any number "n" The enthalpy change (ΔH) of the resultant equation…

Q: The enthalpy change to form 1 mol Hg,Br,(s) from the elements at 25°C is – 206.77 kJ mol-1, and that…

A: Enthalpy of formation: It is the change in enthalpy when one mole of substance is formed from its…

Q: A scientist measures the standard enthalpy change for the following reaction to be 316.2 kJ : H2S(g)…

Q: When 0.865 g sample of cyclohexane (molar mass = 84.16 g/mol) is burned in a bomb calorimeter, the…

A: The reaction of the combustion of cyclohexane is: C6H12(l)+9O2(g)→6CO2(g)+6H2O(l) Calculation of ∆H˚…

Q: Calculate the amount of heat released (in kJ) when 4.195 g of liquid ethanol is burned in excess…

Q: 4. - An important reaction in the production of sulfuric acid is the formation of sulfur trioxide…

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

Q: A scientist measures the standard enthalpy change for the following reaction to be -133.0 kJ :…

A: Given;

Q: 2Cu +S(s)Cu2S(s) AH° = -79.5 kJ S(s) + O2(g)→ SO2(g) AH° = -297 kJ Cu,S(s) +202(g)→2CUO(s) +SO,lg)…

Q: The heats of combustions of carbon and carbon oxide are: C(s) + O2(g) --> CO2(g) H= -393 kJ…

A: Solution is based on Hell's law i,e., whether the reaction occurs in single step or in certain small…

Q: Methanol can also be combusted in the presence of oxygen in order to release its energy. 5.24 g of…

A: Given mass of methanol = 5.24g Mass of water = 3.25kg = 3250g Initial temperature = 65°C

Q: 11. Given the thermochemical equations, calculate the heat of reaction at 298 K for the reaction of…

Q: • Under constant pressure conditions (as used in this experiment), the heat released by the reaction…

A: Given that : The mass of iron metal = 1.104 g The mass of hydrochloric acid = 26.023 g Initial…

Q: Assume that 100.0 mL of 0.200 M NaOH and 50.0 mL of 0.400 M HCl are mixed in a calorimeter. The…

Q: When 50.0 g of an aqueous solution of reagent 1 at 24.1oC is added to 100.0 g of of an aqueous…

A: Given : Mass of reagent 1 solution = 50.0 g Mass of reagent 2 solution = 100.0 g Initial temperature…

Q: If AHof for 2H:O2 and 2H2O are -188 kJ /mole and -286 kJ /mole. What will be the enthalpy change of…

Q: The standard enthalpy of combustion of octane, C8H180 is -5471 kJ-mol-1. The standard enthalpies of…

A: Given, Standard enthalpy of combustion of C8H18 (l) = ΔH0 = -5471 KJ/mole Standard enthalpy of…

Q: IV. Using the standard molar enthalpies of formation given, calculate the standard enthalpy of…

Q: For the reaction N₂(g) +2O₂(g)-2 NO₂(g) AG 103.2 kJ and AS-121.6 J/K at 303 K and 1 atm. This…

Q: Given the standard enthalpies of formation for the following substances, determine the change in…

Q: A scientist measures the standard enthalpy change for the following reaction to be -136.5 kJ : NH,NO…

A: GivenNH4NO3 (aq) → N2O (g) + 2H2O(l)∆Hreaction = -136.5 kJ/mole

Q: When 0.865 g sample of cyclohexane (molar mass = 84.16 g/mol) is burned in a bomb calorimeter, the…

A: The given mass of cyclohexane = 0.865 g Molar mass of cyclohexane = 84.16 g/mol The number of moles…

Q: 27. Given the standard enthalpies of formation for the following substances, determine the reaction…

A: The given reaction for which the enthalpy is to be determined is given below : The heat of…

Q: The compound heptane, C7H16, is a good fuel. It is a liquid at ordinary temperatures. When the…

Q: Use the molar bond enthalpy data in the table to estimate the Average molar bond enthalpies. (Hpond)…

Q: A scientist measures the standard enthalpy change for the following reaction to be -661.2 kJ : ...…

Q: None

A: To calculate the quantity of heat released during the combustion of 17.43 L of methane (CH₄) at…

Q: For the reaction 2 SO2(g) + O2(g) 2 SO3(g) G° = -147.8 kJ and S° = -187.9 J/K at 266 K and 1 atm.…

Q: How much heat was absorbed by the solution?

A: For constant pressure calorimeter, we know that The heat absorbed by the calorimeter is given by…

Q: Using the following data of heats of combustion in cal/g mole, calculate the following: (a) Heat of…

A: Given the data i)C6H6 (l) → CO2 (g) and H2O (l) = 780,980ii) C6H6 (g) → CO2 (g) and H2O (g) =…

Q: 9. Use the standard enthalpies of formation in the table to answer the questions below Compound…

A: The standard enthalpy of the reaction is calculated as follows: ∆Hrxn= Sum of enthalpy of formation…

Q: THERMODYNAMICS: Use the given standard enthalpies of formation to calculate the AH° (in kJ) for the…

A: Enthalpy of reaction can be find by subtracting sum of enthalpy of product from sum of enthalpy of…

Q: THERMODYNAMICS: Use the given standard enthalpies of formation to calculate the AH° (in kJ) for the…

A: The enthalpy can be calculated as:-

Q: Using the table of standard formation enthalpies that you'll find under the ALEKS Data tab,…

A: Standard enthalpies of formation are:- C6H6 = 49.26 kJ/mol O2 = 0 as the enthalpy of formation of…

Q: The thermite reaction, used for welding iron, is the reaction of FegO4 with Al. 8 Al (s) + 3 Fe3O4…

Q: A scientist measures the standard enthalpy change for the following reaction to be 6.7 kJ : CO(g) +…

Q: 4NH3(g) + 502(g) ---> 4NO(g) + 6H2O(1) 2NO(g) + 02(g) - 3NO2(g) + H20(1) ---> 2HNO3((aq) + NO(g) MH…

A: The enthalpy change for the overall reaction is sum of the enthalpy change of the steps in the…

Q: Determine the value of heat of reaction for the following: Cl(g) +03(g) → CIO(g) +O2(g) kJ AH°rxn=

A: Given: The given reaction is: Cl(g)+O3(g)→ClO(g)+O2(g) The standard values of enthalpy of formation…

Q: Calculate the standard heat of formation of calcium carbide (CaC2(s)) from its elements in kJ/mol…

Q: Ammonium dichromate is sometimes known as Vesuvian Fire, because of its use in demonstrations of…

Q: please help me solve tghe following question and explain pls, its important, thanks!!

A: Heat evolved = -13.5 kJ.Explanation:Step 1:

Q: (n) The enthalpies of fomation of Fo,O(t) und H30(B) are -1 120 kJ mol" and -242 kJ mol""…

A: Heat of formation: Heat evolved or absorbed when one mole of a compound is formed from its…

Q: (1) В,На(8) + 30-(в)-эв,0:(s) + зн,0(8) дно --1941 k mol1 (2) 2B(s) +0:(g)>B;O;(s) Дно - -2368 k)…

A: Given Equation No Chemical reaction ∆rH° kJ/mol 1 B2H6 (g) + 3 O2(g) → B2O3(s) + 3 H2O(g)…

Q: 75. For the reaction CaO(s) + CO2(g) = CaCO3(s) AH"= -42,500 – 0.66 T + 2.155x10³T² + 4.1×10°T"'.…

Question

The enthalpy change of combustion of monoclinic sulfur
to SO2(g) is –9.376 kJ g¯1. Under the same conditions, the
rhombic form of sulfur has an enthalpy change of com-
bustion to SO2(g) of -9.293 kJ g'. Compute the AH of
the reaction
S(monoclinic) → S(rhombic)
per gram of sulfur reacting.

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

Similar questions

Thermochemistry and Stoichiometry
The thermite reaction, used for welding iron, is the reaction of FegO4 with Al. 8 Al (s) + 3 Fe3O4 (s) > 4 Al203 (s) + 9 Fe (s) AH° = -3350 kJ Because this large amount of heat cannot be rapidly dissipated to the surroundings, the reacting mass may reach temperatures near 3000°C. How much heat (in kJ) is released by the reaction of 16.5 g of Al with 76.7 g of Fe304? Enter your numerical answer in units of kJ.
2. Calculate the enthalpy change of the reaction that produces carbon monoxide by treating CO2 (g) with H2(g), under the reaction: CO2 (r) + H2 (,) > CO (g) + H2O (a) Use the standard enthalpies of formation for CO2 (g), CO (g) and H₂O (g) found on the chart provided. ind sare to interact with. Your Teedpack will help us improve
Using the given molar enthalpies of formation, determine the change in enthalpy for the combustion of 1 mole of methanol. , AH°; CH3OH (4) =- 238.6 kJ/mol AH°; CO2 (g) = - 110.5 kJ/mol AH°; H2O (g) = – 241.8 kJ/mol 3 CH3OH (e) +02 (g) → CO2 (g) + 2H2O (g)
Background-info: https://drive.google.com/file/d/1G7sPTuESIgWk9wpRdqAnFcsBmOlbBfLv/view?usp=sharing Question: Select each of the following substances for which the standard enthalpy of formation, AH°f, is equal to zero. Assume that all conditions are at standard pressure and temperature. CaO (s) O2 (8) H (aq) Uc(s, graphite) Na e)
Phenol undergoes combustion in oxygen to produce carbon dioxide gas and The standard heat of combustion of phenol, CgH,OH(s), is -3054 kJ/mol. AH?[CO,(g)] = -393.5 kJ/mol and AHÇ [H,O(1)] = -285.8 kJ/mol, what is t %3D enthalpy of formation of phenol? +164.4 kj/mol +328.8 kj/mol -164.4 kj/mol -328.8 kj/mol
Phenol undergoes combustion in oxygen to produce carbon dioxide gas and liquid water. The standard heat of combustion of phenol, CH,OH(s), is -3054 kJ/mol. Given that AHÇ [CO2(g)] = -393.5 kJ/mol and AHS [H,O(1)] = -285.8 kJ/mol, what is the standard %3D enthalpy of formation of phenol? +164.4 kj/mol +328.8 kj/mol -164.4 kj/mol -328.8 kj/mol
12.00 g of Compound with molecular formula C4h8 are burned in a constant-pressure calorimeter containing 15.00 kg of water at 25 °C. The temperature of the water is observed to rise by 8.603 °C. (You may assume all the heat released by the reaction is absorbed by the water, and none by the Calculate the standard heat of formation of Compound X at 25 °C. Be sure your answer has a unit symbol, if necessary, and round it to the correct number of significant digits. calorimeter itself.)
None
A food product containing 82% moisture content is being frozen. Predict the specific heat of the product at -8 ° C when 82% of the air is frozen. The specific heat of the dry product is 2.5 kJ / (kg ° C). It is assumed that the specific heat of water at -10 ° C is the same as that of water at 0 ° C, and that the specific heat of ice follows the function Cp ice = 0.0062 T frozen + 2.0649. Cp of frozen product = answer J / kg ° C.
When the combustion equation for butane is balanced using integer coefficients, the ΔH for the reaction = -5724 kJ. How much butane must be burned in order to heat 93.3 grams of water from 12.0°C to the boiling point and then boil all of it into the gas phase at 100°C. The ΔHvap of water = 40.8 kJ/mol and the specific heat of liquid water (SH2O) = 4.184 J/gK.
Enthalpy of formation (kJ/mol) Substance A(s) -5.38 A(g) 20.43 A(I) -3.20 B(s) -18.26 B(g) 27.53 C(s) -13.16 C(I) -4.86 Use the table of above to determine the enthalpy of the following reaction. 7A(s) → 4B(s) + 5C() Your Answer: Answer units