Consider the reaction: N204(g) 2 NO2(g). What is AS° at 25 °C? AHP, kJ mol-1 AGf, kJ mol-1 NO2 33.85 51.8 N204 9.66 98.29

Q: A 57.5 mL sample of a 0.122 M potassium sulfate solution is mixed with 39.0 mL of a 0.126 M lead(II)...

A: Molarity = number of moles of solute/volume of solution (in L)  So, moles = molarity × volume (in L...

Q: -moles of

A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...

Q: HI b)

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Q: The skeleton of acetic acid is shown. Complete the structure by adding bonds and nonbonding electron...

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Q: What ending should each of the molecules below have? a) Alcohols -ol b) Aldehydes -al c) Carboxylic ...

A: What ending should be each of the molecules have ?

Q: hich of the following describes an electrolytic cell?     The chemical reaction is spontaneous   ...

A: Given : We have to tell which statement is correct for electrolytic cell.

Q: Acetylene and oxygen react to form carbon dioxide and water, like this: 2C,H,(g)+50,(g) → 4CO,(g)+2H...

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Q: Materials and detailed methods:  paragraph or two explain how the experiment was done  Raw Data: W...

A: Diels -Alder reaction takes place in reactions between conjugated diene and an alkene. In this react...

Q: Each row of the table below describes an aqueous solution at about 25°C . Complete the table. That...

A: pH is negative logarithm of hydrogen ions

Q: Look at the following Lewis Dot Structure: 2- :S:

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Q: Liquid hexane (CH;(CH,) CH,) will react with gaseous oxygen (0,) to produce gaseous carbon dioxide (...

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Q: A first order reaction is found to have a half- life of 1.2 seconds. This reaction is initiated with...

A: The rate constant (k) for a first-order reaction can be calculated from the half-life time t12. It c...

Q: Each row of the table below describes an aqueous solution at about 25°C . Complete the table. That...

A: • The values provided in the question are:-    i) Hydronium ion concentration of solution A, [H3O+] ...

Q: Calculate the amount of heat needed to boil 30.2g of water (H2O), beginning from a temperature of  ...

A: Answer: To boil the water over here, we need to increase the temperature of the sample to its boilin...

Q: When CH3COOH(ℓ) is dissolved in water, what covalent bonds break?

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Q: . Let’s say you did this experiment again and got to the drying /filtering out the drying agent step...

A: (a) During the working up of a reaction, In the step which involves the addition of the drying agent...

Q: The hydronium ion concentration of an aqueous solution of 0.502 M triethanolamine (a weak base with ...

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Q: Which reactions shows where Kp is equal to Kc. 4 HCl(g) + O2(g) ⇌ 2 Cl2(g) + 2 H2O(g) 2 BrCl(g) ⇌ ...

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Q: all temperatures?     ΔHrxn 0     ΔHrxn > 0; ΔSrxn 0; ΔSrxn > 0     ΔHrxn < 0; ΔSrxn < 0

A: For Spontaneous process,  □G = negative,  Using Gibbs equation,  □G = □H - T□S, So, if process is Sp...

Q: Determine the heat involved when an 80.0 g ice at - 5 °C is converted to steam at 120 °C? Cr of ice ...

A: (1.)  Determine the heat required to raise the temperature of the ice from −5 0C to 0 0C : q1 = m × ...

Q: Calculate the pH of a 0.00250 M Sr(OH)2 aqueous solution. Answer:

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Q: Practice Question: Outline all the necessary reactions with the minimum number of steps required to...

A: The answer is as follows:  

Q: II. Problem Solving 1. A hollow cylindrical copper pipe is 1.50 m long and has an outside diameter o...

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Q: Green plants use light from the Sun to drive photosynthesis, a chemical reaction in which liquid wat...

A: Given that, Moles of glucose= 1.5 mol  Moles of water ?  

Q: Identify the molecularity of each of the following elementary reactions. (a) NO + O3  →  NO2 + O2 ...

A: Given :-  (a) NO + O3  →  NO2 + O2 (b) NOCl2 + NO  →  2NOCl (c) O3  → O2 + O (d) H + H + N2  →  H2 +...

Q: Consider the reaction: Baso4 Ba2* + so,2"; Ksp = 1.1 x 10-10 What is AG° at 25 *C? O 110 kJ/mol O 1....

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Q: Categorize each molecule below as a carboxylic acid, a ketone, an alcohol or an aldehyde. a) Hexanon...

A: Answer: a) ketone. b) aldehyde. c) carboxylic acid. d) alcohol

Q: How many ions of Al are present in 1 mole of Al2S3

A: Given that, 1 mole of Al2S3. We have to calculate the number of Al ions present in it. We know that ...

Q: 4NH3 (g) + 502 (2) 4NO(R) 6H20 (g) --> Answer each question that follows. O a. Increasing the pressu...

A: Given : We have to pick the correct statement for the given reaction.

Q: In this reaction, what is the coefficient for calcium oxide? CaO(s)+CO2(g). CaVO3(s)

A: According to the Law of conservation of mass " all atoms of different elements must be equal on both...

Q: In recrystallization, crystals gathered are washed with cold solvent. What would its effect on purit...

A: When a reaction is carried out, the product obtained is mostly accompanied by some other substance t...

Q: Calculate the velocity of a neutron whose de Broglie wavelength is 500 pm. Search for the mass of a ...

A: Debroglie wavelength is inversely prapotional to the momentum of Neutron. Where momentum is the prod...

Q: What are the variables in a van’t Hoff plot?     K vs T     K vs 1/T     ln K vs 1/T     ln ...

A: To explain: The variables in a van't Hoff plot.    

Q: step(s). The SN2 reaction of chloroethane with NaC=CH has 3. O 1

A: Bimolecular nucleophilic substitution reaction (SN2): In this reaction the addition of the nucleophi...

Q: Which reaction is more energetically favored, one with ΔG0 = - 44 kJ/mol or one with ΔG0 = + 44 kJ/m...

A: The spontaneity of a reaction can be found out by the change in Gibbs free energy of the reaction. I...

Q: What is polarity in chemistry

A: It is a physical property of compound which relates other physical properties such as melting point,...

Q: Consider the reaction: BaSO4    Ba2+ + SO42-; Ksp = 1.1 x 10-10 What is ΔG° at 25 °C?     57 kJ/m...

A: Given Data :  1. Ksp = 1.1×10-10  2 . Temperature = 25oC                             = (25+273)K    ...

Q: A chemist prepares a solution of silver(I) nitrate AgNO3 by measuring out 210.μmol of silver(I) ni...

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Q: While not true in general, many aqueous reactions approximately double their rate for an increase in...

A: Answer: Arrhenius equation can be used to calculate the activation energy. 

Q: In an SN2 reaction, which of the following nucleophiles will produce an ether? O "C=CH HO. "O-C-CH3 ...

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Q: Phosphoric acid is often added to colas to give them the tart flavor people like. Coke Classic has a...

A: Phosphoric acid is a triprotic acid. It undergoes three dissociations as follows: H3PO4 &lt;------&g...

Q: Which is the reductant and oxidant in the reaction? S2032- + 12 - 1 + S406² I'is the reductant; S406...

A: Given : We have to tell oxidant and reductant .

Q: The distance between two atoms in a molecule is 148 pm. What is this distance in centimeters?

A: we know, 1 picometer(pm) = 10-12 meter(m) distance ( in m) = 148 pm  × 10-12 m / 1 pm = 148  × 10-12...

Q: Name the following molecules: OH CI- HO,

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Q: An unknown hydrocarbon is subjected to elemental analysis. The results of this test show that the co...

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Q: Predict the temperature value for the following- 1-butanol compared to ethanol and Isopropanol (high...

A: Answer: 

Q: Given the dissociation constants for each deprotonation, what is the dissociation constant for the o...

A: Overall reaction dissociation constant is the multiplication of two dissociation constants of indivi...

Q: Which of the following is/are TRUE about Galvanic cell? I. The Gibbs Free Energy of the cell is nega...

A: A Galvanic cell is an electrochemical cell, in which the chemical energy is converted into electrica...

Q: Which one of the following could be a product of the reaction shown below? OH H* catalyst ??? HO. OH...

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Q: Please show complete answer. Answer the following questions for compounds L, M, and N drawn below. ...

A: Answer is attached below