QUESTION 21 Which of the following expressions is NOT equivalent to nR? aU as dP не dA as T T ov dP as -P dP T

Q: N. IZ

A:

Q: 12 Short Answer/Essay 0/ 10 Sodium acetate dissolves readily in water according to the following…

A: sodium ethanoate dissolves into water, the change in enthalpy is ΔH = –17.3 kJ/mol.

Q: Which set is the correct coefficients for the following equations:Ag2O ------ Ag + O2 1, 1, 2 2, 2,…

A: The reaction given is, => Ag2O -------> Ag + O2

Q: 1- Using the information in the table below, calculate the heat of released from the following…

A: Given reaction is : 4NH3 (g) + 5O2 (g) ---------> 4NO (g) + 6H2O (g)  Enthalpy of formation of…

Q: nces Mailings Review Refer View Help Times New Roman A A Aa Ao E- E - E E E v 12 BIU ab x, x A 2A…

A:

Q: NaOH + HeSO4 NO visiable Change yes 7. test tube 90t warm 8 NoOH t K2COS NO Changes NO 13 8. NaOH+…

A: 7. For NaOH and H2SO4 : The molecular reaction : 2NaOH(aq.)  +  H2SO4(aq.)  →  Na2SO4(aq.)  +…

Q: P Search (Alt+Q) Jason Garcia Practice Quiz 3 - OneNote Insert Draw History Review View Help File…

A:

Q: Answer the following questions about the chemical reaction shown below. Thermo data is provided.…

A: Given  4NO2 (g). + O2(g) ---> 2N2O5(g)  Molecule ∆Hf0kJ/mol N2O5 13.3 NO2 33.2 O2 0

Q: What is the energy change when the temperature of 14.7 grams of solid silver is decreased from 37.7…

A: Given,Mass of solid silver = 14.7 grams.Initial temperature = 37.70C.Final temperature = 20.20C.

Q: Choose which set is the correct coefficients for the following equations:Cl2 + NaI ------ NaCl + I2…

A: Given that : For the equation Cl2  +  NaI  →  NaCl  +  I2, we have to identify which set of…

Q: Using the information in the table below, calculate the heat of released from the following reaction…

A:

Q: pres 10) Which of the following equations demonstrates the formation of NaHCO3 from its respective…

A: In formation reaction one mole of a compound is formed from its constituent elements in their…

Q: Expressing amounts of energy in different energy units is necessary to solve many chemistry…

A: Given-> 1 calorie = 4.184 J 1 kcal =1000 cal

Q: For a chemical reaction, wNa₂S + xHCl → yNaCl + zH₂S, what would be the values of w, x, y, and z so…

A: The reaction given is, => Na2S + HCl → NaCl + H2S

Q: What are the coefficients for the following equation? + Al(I) → Al203(1) + Mn(1) О 3, 2, 1, 3 1, 1,…

A:

Q: Class Catalyst (Completed individually without talking) Quick Review: Complete the following table.…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: tổ förm calcium oxide and carbon dioxide(g). CACO3(s)→ CaO(s) + CO2(g) ΔΗ-178 kJ How many grams of…

A: We will use unitary method to get the answer

Q: Given the data in the table below, AHrxn for the reaction Ca(OH); + 2H,AsO, → Ca(H,AsO4); + 2H,O is…

A:

Q: What are the coefficients of the following reaction? FeO(I) + Al(1) → A12O3(1) + Fe(l) 3, 2, 1, 3 2,…

A: We will balance all atoms on both sides to get balanced chemical equation.

Q: QUESTION 8 Which of the following is an equivalent expression for (aVlaT)P? O 1-Hralkt O -HrCp O…

A: 1 st option is correct

Q: AH (25°C kJ/mol) AG (25°C kJ/mol) (25°C J/mol-K) S° Substance NANO, (s) NANO, (s) -467.9 -367.0…

A:

Q: Question 28 The questionable result can be rejected with the indicated degree of confidence when.. A…

A: Question 28  Correct Option :  B.  Qcalculated is greater than Qcritical

Q: QUESTION 35 AH = +572 kJ for the decomposition of water by the reaction 2H20(1) → 2H2(g) + O2(g).…

A: Decomposition of water is an endoergic reaction.Energy is being absorbed. Mass of one mole of water…

Q: The molar heat capacity of the substance

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Q: Using the information in the table below, calculate the heat of released from the following reaction…

A:

Q: tion 13 For the reaction, 2X = Y, If 4.0 moles of X and 0.4 moles of Y are introduced into a 4.00L…

A: The solution is given below -

Q: Use the set of three reactions shown below to answer the questions that follow. 2NO2(g) 2NO (g)O2(g)…

A: Let ‘x’ be the amount of heat released by 50.3g of NO.

Q: Ammonia will react with fluorine in the gaseous state to produce dinitrogen tetrafluoride and…

A:

Q: Co etticient for N2? A) 3 ら)4 C) 2

A: When stoichiometric coefficient results in the equal number of atoms of each element on both the…

Q: Combustion of wood into ash is an example of a physical change.   Group of answer choices a)  True…

A: Physical change is a process in which after the change no new product generates and what forms can…

Q: 19. A 70.4-L sample of a gaseous hydrocarbon, measured at 1.00 atm pressure and 25.0°C, is burned in…

A: Given: Volume V = 70.4 L pressure = 1 atm temperature = 298 K number of mole = ?   formula used : PV…

Q: Given the following information:   1/2 N2 (g)  +  3/2 H2 (g)  ®  NH3 (g)DH1      NH3 (g)  +  5/2…

A: According to Hess's Law, if a reaction occurs in several steps, then the enthalpy change for the…

Q: The electron affinity of oxygen is -141kj/mol, corresponding to the reaction  O(g)+e-—>O-(g) The…

A: The reaction takes place according to the following steps

Q: Bio energy increases methane gases which are harmful to earth's ozone layer. Select one: O True O…

A: Bioenergy refers to the gases that are generated from natural organic sources, usually called…

Q: What is the energy change when the temperature of 11.2 grams of solid titanium is decreased from…

A:

Q: PV= 0.272 Review I Constacts Piodc Table Used in wolding metals, the reaction of acetylene with…

A: The given reaction is, C2H2(g) + 5/2O2(g) ---> H2O(g) + 2CO2(g)   Now, the work done is, W = P∆V…

Q: 5. For the reaction in which hydrogen iodide is made at 425°C in the gas phase from its elements,…

A: For a reaction, in which partial dissociation of constituents can take place , we should consider…

Q: Practice ools Add-ons Help Accessibility Last edit xt Arial 18 BI (ANSWER reure raised by 21a, How…

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Q: E. Given the following data: 2 H2(g) + O2(g) → 2 H2O(1) N2O5(g) + H2O(1) → 2 HNO3(1) N2(g) + 3 O2(g)…

A:

Q: How much energy is required to raise the temperature of 10.6 grams of solid gold from 23.4 °C to…

A: Mass of solid gold = 10.6 grams  Initial temperature = 23.4 °C  Final temperature = 37.3 °C  Energy…

Q: QUESTION 22 What will be the temperature of water weighing 200. g with an initial temperature of 20…

A:

Q: U16HW Question 11 Homework • Unanswered Fill in the Blanks Type your answers in all of the blanks…

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Q: Question 33 (continued) (a) At temperatures above 260°C, if confined, and when contaminated,…

A: An ammonia manufacturing plant operates on Kooragang Island. Ammonia is used to make ammonium…

Q: DHvap = 31.3 kJ/mol for acetone. If 1.40 kg of water were vaporized to steam in a boiler, how much…

A:

Q: 1. Og 23. 2. H202 A. B. C. 애

A: In this question we have to tell the product of the reaction.

Q: Results Table: Initial Temperature for ethanol: 23 C, for methanol : 22.5 C , for Propanol: 22.8 C…

A: In combustion reaction, chemical compounds reacted with oxygen and and water and oxides of…

Q: uestion 27 "A new element (Rr) has been synthesized and its properties analyzed. When 0.157g of Rro…

A: Answer: Enthalpy change for a reaction is an extensive property, therefore as moles of reactant will…

Q: Methanol, or wood alcohol, is the combustible material used in sterno. Write a balanced equation for…

A: Methanol or wood alcohol was formerly produced by a process called destructive distillation of…

Q: Results & Discussion All reactions were endothermic (Table 1), but the enthalpies deviated from…

A: Enthalpy is a property of thermodynamic system and it is a state function. Enthalpy is an energy…

Actinides

The elements in which the extra electron tends to enter the 5f-orbitals of (n–2)th main shell are considered 5f-block elements. They are also named actinides. Actinides include 15 elements, from atomic number 89 to 103.