For the reaction 2 CH$COOH(s) + 13 O2(g) → 12 CO2(g) + 6 H20(g), AUr° =-772.7 kJ molH at 298 K, calculate AHrxn°.

Q: Find the Debye temperature for sodium chloride at 10, 15 and 20 K, where its corresponding specific ...

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Q: The decomposition of ammonia on a tungsten surface at 1100 °C NH, 1/2 N, + 3/2 H2 is zero order in N...

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Q: A balloon is filled with helium gas (see an illustration below). Indicate whether the volume of the ...

A: A balloon is filled with helium gas (see an illustration below). Indicate whether the volume of the ...

Q: I Review | Const Consider the reaction and its equilibrium constant: N204(g) = 2NO2(g) Ke = 5.85 x 1...

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Q: Monique adds 0.05 moles of solid NaF to 1.0 L of an aqueous solution of 0.5 M HF. What value should ...

A: Answer: To solve this question we need to draw the ICE table for the equilibrium of weak acid HF.

Q: Atomic weights( g/moi): H=1 K=39 Ö=12 P= 31 c= 12 Na = 23 Či = 35.45 Find the Normality of NaOH and ...

A: A question based on mole concept that is to be accomplished.

Q: Question 32 Which of the following compounds is a strong electrolyte? O N2OH O H,0 O CH;OH O CH3CH2O...

A: Strong electrolyte is electrolyte which can dissociate into ions .  

Q: PRACTICE PROBLEM 22-8: Suppose we mix 30.0 mL of 0.025 M Hg, (CH,COO),2(aq) with 20.0 mL of 0.0065 M...

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Q: Calculate the pH during the titration of 20.00 mL of 0.1000 M trimethylamine, (CH3)3N(aq), with 0.10...

A: Given data : Concentration of trimethylamine = 0.100 M Volume of trimethylamine = 20.0 mL Concentrat...

Q: Try to create a WORD PROBLEM about Hess's Law. Make sure to include your solution.

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Q: CH;OH НО OH What is the name of this structure? OH OH alpha-D-gulopryranose beta-L-gulofuransone alp...

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Q: After a student determined the pK values of a H3PO4 by titration, she realized that she had recorded...

A: In the titration, pka Value is determined by titration with H3PO4 with NaOH. Molarity of NaOH Used i...

Q: answer the following:   1. Why do sodas contain acids?   2.Titration of a soda sample of 20.00 mL r...

A: Drinking soda contain carbonic acid ,phosphoric acid and citric acid.

Q: 4. What is the temperature change for 500 g of each meta below, when 1,000 j of energ

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Q: Please answer both subparts. I will really upvote. Thanks

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Q: Use two concentration tables to calculate the concentrations of the following species present in a 0...

A: Ionic salts dissociates completely in aqueous solution where covalent compound  doesn't.  Strong aci...

Q: make a buffer solution from of 45.0 mL of 0.500 M sodium acetate (NaCH3COO) and 5.0 mL of 0.500 M ac...

A: Volume of Sodium acetate =45mL Molarity of sodium acetate=0.500M Volume of acetic acid=5.0mL  Molari...

Q: Gime the IUPACNAME for each Com pound: A- B. Br C. D. H H F. or

A: IUPAC name of the given organic compounds. As per our guideline we have to answer first three questi...

Q: Answer the following questions about the Lewis structure for the nitrite ion, NO2-1.  Draw all reson...

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Q: Given that B has pKb of 4.00, calculate the pH of 1.0 M BHCI. Express your answer with 2 places past...

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Q: Magnitude of the Equilibrium Constant Review | Constants | Perin Part C For a reaction aA + bB = cC+...

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Q: If the mole fraction of water in NaCl aqueous solution is 0.75, calculate the molality of NaCl in so...

A: Answer: Molality of a solute in a solution is the ratio of its number of moles with the mass of solv...

Q: Explain in detail the carbon-nitrogen-oxygen fusion chain that occurs in the center of the Sun

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Q: Answer the questions about sulfur tetrachloride, SCl4, a molecule with an expanded octet. There are...

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Q: Answer the questions about sulfur hexachloride, SCl6, a molecule with an expanded octet. There are ...

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Q: On the basis of Kc for the following reaction, would you expect nearly complete reaction at equilibr...

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Q: _e ΔΗ fc

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Q: From the Lewis structures of the species given, pick all of those in which the central atom obeys th...

A: From the given lewis structure, pick all of those in which central atom follow octet rule.   

Q: Question 47 What is the ionic strength of a 0.100 M solution of Na2SO4 with 0.2 M KI? OH= 0.250 OH=0...

A: 48- answer  Option d is correct 0.1 M of KCl solution produce more electrical conductivity than 0.1 ...

Q: Given: A weak acid, HA (whose Ka is 1.00 x 10-6 and KD is 100) that distributes between benzene and ...

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Q: Why do scientists expect fusion to eventually replace fission as a nuclear process? Use the papercli...

A: Answer:  Note : Fission means splitting of a heavy & unstable nuclie into 2 or more  lighter ato...

Q: What is the pH of a 0.010 M solution of HF? The Ka for HF is 6.8 x 10^-4.

A: Given,   Concentration of HF = 0.010 M  Ka for HF is = 6.8x10-4   

Q: molecular mass 71; IR: 3200 (strong, broad), 2250 cm-1; no absorptions in the 1500–2250 cm- range; '...

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Q: What mass of calcium chloride (CaCl,) are added when the boiling point of water increases from 100.0...

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Q: Illustrate the chemical reaction in the synthesis of oil of wintergreen

A: Synthesis of oil of wintergreen (methyl salcylate)

Q: 2. Draw the structure of the disaccharide a -glycosyl(1-6)-galactose in the B anomeric form and circ...

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Q: What is heterogeneous catalysis? Give two examples of heterogeneous catalysis. Urease enzyme hydroly...

A: A question based on catalysis that is to be accomplished.

Q: Solid zinc is used in the last reaction to reduce the copper in the copper(II)sulfate solution to th...

A: Solid zinc is used in the last reaction to reduce the copper in the copper(II)sulfate solution to th...

Q: Assuming complete dissociation, what is the pH of a 3.72 mg/L Ba(OH), solution? pH

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Q: Hydrolysis of the compound B5H9 forms boric acid, H3BO3. Fusion of boric acid with sodium oxide form...

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Q: Calcium hydroxide, also known as slaked lime, is used in industrial processes in which low concentra...

A: Given- Weight = 0.16 gm  V1=100mL = 0.100 L V2=450mL= 0.450 L Concentration of OH=?      

Q: Calculate [OH] for a solution where [H,O*] = 0.00553 M. [OH ] =

A: Given: Concentration of hydronium ion, [H3O+]=0.00553 M To find: The concentration of hydroxide ion,...

Q: CH2CH,CH3 H2C-CH HC=CH

A: ->for naming of cyclic compound first of numbering the cyclic chain such that the substituent got...

Q: Write the electronic configuration and draw the orbital notation of each the following nuclides. 1. ...

A: Electronic configuration can be defined as the arrangement of electrons in orbitals of an atom.

Q: heat HN ElN (weak base) OCH conc. conditions draw 2 or 3 repeat units of the polymer product H2SO4 N...

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Q: Molar concentration of Fe(NO), Q.02m Molar concentration of NaSCN CN_Q.D01M Standard Solutions Blank...

A: Thus 1 mol of Fe(NO3)3 reacts with 1 mol of SCN- to form 1 mol of Fe(SCN)2+ Note: As per our company...

Q: 15 of 22 I Review | Constants | Periodic Table MISSED THIS? Watch KCV 15.8, IWE 15.9; Read Section 1...

A: Given data : Kc = 5.0 Initial concentrations [A] = [B] = 1.0 M Reaction : aA (g) + bB (g) ⇌ cC (g) W...

Q: Propanol is used as a solvent in the pharmaceutical industry, mainly for resins and cellulose esters...

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Q: Identify the reducing and oxidizing agents and determine the species that is oxidized and the specie...

A: Oxidising agent :Agents that oxidises others and reduced itself . Reducing agent: agents that reduce...

Q: Which is the stronger acid? (Resonance) Structures of the resulting conjugate bases are sho below. B...

A: The strength of acid is determined by Ka values  Larger Ka stronger is the acid  The Ka of HBrO2 is ...