Write thermochemical equations for the formation of one mole of the following compounds from the elements in their native states at 250C and 1 atm. a. Solid potassium chlorate UNIVERSITY OF NUEVA CACERES COLLEGE OF ENGINEERING AND ARCHITECTURE CHEMISTRY for ENGINEERS v1.0 by GINA E.DIOCOS, ChE 26 b. Liquid carbon tetrachloride c. Gaseous hydrogen iodide d. Solid silver(I) oxide

Q: A sample of solid biphenyl weighing 0.5260 g was ignited in a bomb calorimeter initially at 25°C,…

A: The Cp of Solid Biphenyl is 198.39 J/mol/K.Molar mass of Biphenyl = 154 g/mol.Given weight =…

Q: Trinitroglycerin, C3H5N3O9C3H5N3O9 (usually referred to simply as nitroglycerin), has been widely…

A: Given: enthalpy of decomposition of trinitroglycerin = -1541.4 kJ/mol molar mass of trinitroglycerin…

Q: The 1995 Nobel Prize in Chemistry was shared by Paul Crutzen, F. Sherwood Rowland, and Mario Molina…

A: Given: (1) ClO(g)+O3(g)⟶Cl(g)+2O2(g)ΔH∘rxn=−122.8 kJ (2) 2O3(g)⟶3O2(g)ΔH∘rxn=−285.3 kJ (3)…

Q: At 298 K and 1 atm, the standard state of Br, is a liquid, whereas the standard state of I, is a…

A: When two molecules approach each other, bond formation or bond cleavage takes place in between the…

Q: The 1995 Nobel Prize in Chemistry was shared by Paul Crutzen, F. Sherwood Rowland, and Mario Molina…

A: According to Hess law, if a reaction undergoes in multiple stages, the enthalpy change of the…

Q: It is well known that the emission of greenhouse gases such as carbon dioxide presents a very grave…

A: Absorption capacity of speck boom = 3.8 tonnes / hectare  1 tonn = 1000kg , 1 hectare = 10000 m 2…

Q: For the scenario of 2.5 kg of water cooling from 128 oC to -14°C, calculate the total heat release…

A: Given: Initial temperature of water = 128 oC Mass of water = 2.5 Kg = 2500 g…

Q: Calculate the specific heat capasity of copper, given that 205.65J of energy raises the tempature of…

A:

Q: 21. Calculate AS for the following changes. (a) SnCl4(1) SnCl4(g) (b) CS2(g) → CS2(1) (c) Cu(s)→…

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: The 1995 Nobel Prize in Chemistry was shared by Paul Crutzen, F. Sherwood Rowland, and Mario Molina…

A: Given: The two thermochemical reactions are as follows: ClO(g) + O3(g)----------->Cl(g) +2O2(g).…

Q: aportant in the formation of urban smog. Assume that AH and AS do not change between 25.0°C and…

A: From the given data,  □H = Total entropy of products- Total entropy of reactants  = (2×33.2) -…

Q: Predict if AS would be positive or negative for the following: 1) Cooling water from 50°C to 25°C 2)…

A: Some facts related to entropy Entropy increases as temperature increases. The phases of matter in…

Q: 3.6

A: The work done in a process is expressed as:

Q: Use the data below and Hess’ law to calculate the ΔrHo for the overall reaction: C2H4(g) + 6F2(g) →…

A:

Q: The total volume of hydrogen gas needed to fill the Hinderburg was 2.00 x 108L at 1.00 atm and…

A: The effect of pressure and temperature is measured by Boyle’s law and Charles's law respectively.…

Q: How do the three reactions relate to each other? Also, how do the given enthalpy values relate to…

A: Enthalpy of the first two reactions can be used to calculate the enthalpy of the third reactionThe…

Q: Two moles of a gas at 1bar and 298k are compressed at constant temperature by the use of constant…

A: Given that: number of moles = 2 moles pressure, P1 = 1 bar pressure, P2 = 5 bar mass = 100 Kg g =…

Q: Chapter 6 : Energy relationship in chemical rxn B Example : A 0.1375g sample solid of Mg (M.w=24.31)…

A: Given mass of Mg = 0.1375 g  Molar mass of Mg = 24.31 g/mole  Heat capacity of the calorimeter =…

Q: The 1995 Nobel Prize in Chemistry was shared by Paul Crutzen, F. Sherwood Rowland, and Mario Molina…

A:

Q: One mole of an ideal gas with a volume of 1.721 L and a pressure of 8.725 atm is allowed to…

A: Given initial volume of ideal gas is ---- 1.721L Initial pressure is ----- 8.725 atm This ideal gas…

Q: 2.48 The molar heat capacity of for temperatures in the range 300 to erate pressures can be…

A: Number of moles = 2.00mol  Gas constant, R = 1.987cal/molK

Q: Using the following data, determine the heat of reaction for the combustion of 1 mol of ethylene,…

A: In the image 3 problems are given. I am going to solve 1st problem.

Q: 7. The heat capacity of N; as a function of temperature is shown below: Cp.m 28.883 -0.157T +0.808T…

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

Q: please give the calculated logP of the following two drugs. HO ibuprofen

A: Solution -

Q: The mean pressure is 6K which rain renders to vertical windshield of automobile, moving with…

A: The k has to be given,

Q: "The molar heat of combustion of sample (MW = 145.11) is 1046.98 kcal/mole. If 4.29 g of sample…

A: Molar heat of combustion of sample :  1046.98 Kcal/mol  Molar mass of sample = 145.11 g/mol  Mass of…

Q: 12. Which scenario is Hess' law not used for?

A: to calculate the amount of heat lost by a sample of metal in a calorimeter.

Q: 2CIF (g) +O2 (g) → Cl20 (g) + F20 (g) 2CIF3 (g) + 202 (g) → Cl20 (g) +3F20 (g) AH°a = 341.4 kJ/mol…

A: The value of dH° for the reaction is to be calculated

Q: Calculate AS for the following reaction using the table below: NO (g) + O3 (g) = NO2 (g) + O2 (g)…

A:

Q: Trinitroglycerin, C3H5N3O9C3H5N3O9 (usually referred to simply as nitroglycerin), has been widely…

A: We are given Trinitroglycerin molecule with chemical formula C3H5N3O9. Molar mass of…

Q: 6. Photosynthesis can be represented by the equation 6CO:(g) + 6H,O(1I) = CH1,O6(s) + 60;(g) a)…

A: Entropy is the degree to measure the randomness of an element. The change in entropy of a reaction…

Q: 2NH3(g) → Nz(9) + 3Hz(g) AH° = +92.2kJ I. AS > 0 II. (-TAS) term is negative II. In order for AG to…

A:

Q: Given the following equations and Ho values given below, determine the heat of reaction at 298 K for…

A: Given,  2 H2 (g) + O2 (g)  → 2 H2O(l)        Ho = -571.6 KJ                        equation (1) N2O5…

Q: Calculate the efficiency of the Carnot engine for ideal gas. Consider the figure below for a…

A:

Q: Calculate (aU/OT vn for a monatomic ideal gas? O a. nRT O b. 1/3 nRT? O .3/2 nRT O d. 1/2 nR O e.…

A: Monoatomic gases are gases that have only one element like He, Ar, etc. U is the symbol of internal…

Q: Calculate AS° for the reaction 2NO(9) + O2 (9)→2NO2(9) Express your answer to one decimal place and…

A:

Q: 17 If 3.27g Xe(g) are in a 1.54L Tank at 28C and the system is heated until the tank is 1.55atm.…

A:

Q: 2N205 (g) → 4NO2 (g) + 02 (g) at 25°C, for which the following data are relevant: AH°, (kJ/mol) S°…

A: For a reaction  2N2O5 (g) ——> 4 NO2 (g) + O2(g) delta H of formation  delta S and temperature is…

Q: 10/11 The first step in the production of high purity silicon for The first step in the production…

A: Answer given below

Q: Determine H, q, w, and E at 298 K and 1 atm for the complete reaction of 8.910 g of N2O4. N2O4(g) +…

A:

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

A:

Q: The 1995 Nobel Prize in Chemistry was shared by Paul Crutzen, F. Sherwood Rowland, and Mario Molina…

A: Enthalpy change follows simple algebraic rules in reactions according to Hess law. Thus, if a…

Q: Using the enthalpy of reaction for two reactions with ozone, determine the enthalpy of reaction for…

A: To determine the enthalpy of reaction for the reaction of chlorine with ozone. we first derive the…

Q: Calculate T in Kelvin given E0cell= 0.970 volts n= 1 R= 8.314 J/mol K F= 96500 C/mole electrons…

A: The question is based on the concept of electrochemistry. we have to calculate the temperature based…

Q: OWLV2 | Online teaching and lear X b Login bartleby x G Given the standard enthalpy char x +…

A: We have to find specific heat capacity for Ag.

Q: It is estimated that the net amount of carbon dioxide fixed by photosynthesis on the landmass of…

A: It is estimated that the net amount of carbon dioxide fixed by photosynthesis on the landmass of…

Q: Suppose you burn 0.331 g of C(s) in an excess of O2(g) in a constant-V calorimeter to give CO2(g).…

A: