Would conditions of +ΔH and -ΔS favor a spontaneous or non-spontaneous reaction? Why? a. Non-spontaneous because energy is absorbed and contained. b. Spontaneous only at low temperatures because energy is released but it is also somewhat concentrated. c. Spontaneous definitely because energy is released and dispersed. d. Spontaneous only at high temperatures because energy is absorbed but it is also dispersed

Q: A mixture of 8.05 moles of A, 10.36 moles of B, and 27.16 moles of C is placed in a one-liter…

A:

Q: Given the following reaction at equilibrium, if Kc = 6.44 x 10° at 230.0°С, Кр - %3D %3D 2NO (g) +…

A: Given: Kc = 6.44 x 105 T = 230.0°C

Q: 8) Calculate the %(w/w) of solute in the following solutions. Hint find solution mass. a)11.5g of…

A: Formula used --- %(w/w)=mass of solute×100%/mass of solution

Q: question 1 What is the pH at the midway point of the titration of 51.00 mL of a 0.01500 M solution…

A: Given-> Volume of HCl(V1) = 51.00 ml Molarity of HCl(M1)= 0.01500 M Molarity of LiOH(M2) =…

Q: The standard reaction free energy AG =-800. kJ for this reaction: CH (9) + 20,(g)→CO,(g) + 2 H,0(g)…

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Q: Calculate the concentration of F in solution and its absolute uncertainty. nt figures are graded for…

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Q: Qu Which of the following is an Arrhenius base? A KNO, B H,SO, c CH,0 12 6 D KOH

A: Arrhenius base is Compound which can give Hydroxide ion (OH-) when dissolved in water .

Q: 3. Through the water displacement method, 400 cm? of oxygen was generated and collected. The…

A: It is an application of combined gas law Here we are required to find the volume of oxygen gas if it…

Q: A chemical engineer must calculate the maximum safe operating temperature of a high-pressure gas…

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Q: The following titration curve is expected from which acid-base pair? Buffer Region Equivalence Point…

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Q: SNa* acetone 5. Br CH3C=CLi* DMSO 4.

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Q: d) H3O* CH3CH2CH=CHBR Mg CO2 -> e) C6H5CH=CHC=N LIAIH4 -> f) Cro, Br H Br

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Q: What is the pH of a 0.270 M  solution of H2SO4? Ka2 = 1.20×10–2

A: Here given, Ka2 = 1.20 × 10-2 Concentration of  H2SO4 = 0.270 M

Q: 1. Which EARS reaction is shown above? 2. What is absolute configuration about the chirality carbon?…

A: Dihydroxyacetone phosphate to glyceraldehyde 3-phosphate is a reversible reaction.

Q: the statement or I) What is the coefficient of CO2 gas after balancing the following equation?…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: Interconverting amount of radiðãctive děcay and half life Tin-129 is radioactive and has a half life…

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Q: Examine the components of the solution below. Which term best describes the salt?

A: * Nacl is known as sodium chloride * It is a ionic compound and soluble in water

Q: Suppose you are titrating vinegar, which is an acetic acid solution of unknown concentration, with a…

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Q: Calculate the Constant Weight (in grams) of the Empty Crucibles. Show your solution. Crucible No.…

A: In gravimetric calculations, constant weight the minimum attained weight after multiple drying up of…

Q: 10. What is AG° for the following electrochemical equation? (see table) Cd(s) + 2Ag*(aq)→ 2Ag(s) +…

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Q: Where is the intermediate formation theory of catalysiis used ?

A: The catalyst lowers activation  energy of the   reaction Pathway.

Q: The titration of 0.050 M aqueous ammonia with 0.010 M sulfuric acid will have a pH at the…

A: The correct answer is given below

Q: Polymers may be composed of thousands of monomers. Draw three repeat units (trimer) of the polymer…

A: A polymer is a large molecule that is formed by the repetition of small units called a monomer, and…

Q: A chemist found that a reaction did not take place under any set of conditions. If the chemist added…

A: a reaction did not take place under any set of conditions. That means reaction is unfavorable.

Q: Identify the following as an a or ß form and draw the Haworth structure of the other anomer. CH2OH…

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Q: What is the [H*] (M) of a weak basic solution with a concentration of 1.4 x 10-2 M and Kp is 6.4 x…

A: Given,  Base dissociation constant of weak base (say B) = Kb = 6.4 x 10-4  Concentration of B = 1.4…

Q: The standard reaction free energy AG=-1181. kJ for this reaction: 4 H,0,) + PbS(s)– PBSO(s) + 4…

A: Given, 4 H2O2(l) + PbS(s) ➝ PbSO4(s) + 4 H2O(l) ∆G° = -1181 kJ a) 8 H2O2(l) + 2 PbS(s) ➝ 2 PbSO4(s)…

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A: Benzene chloride is a poor substrate for nucleophilic substitution reactions. If a nitro group is…

Q: ag and drop the synthetic steps provided in der to propose a reasonable stepwise preparation of e…

A: ->Benzene , benzene derivatives can give electrophilic aromatic substitution reaction.

Q: 4. (a) Complete the following reactions and provide mechanism of the reactions involved. -CO2Et CN…

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Q: i. CH4 + H20 → CO2 + H,0 j. NH3+ Cu0 → Cu + N2 + H20

A: Balance the following chemical reactions---

Q: what is the name of the compound?  Identify the configuration of the double bond.

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Q: Calculate the following for 64Zn (actual mass = 63.9291 amu): (a) binding energy in kJ/mol; (b)…

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Q: For this problem, draw all hydrogen atoms explicitly. Thiols are organic compounds in which an H…

A: Thiols are similar to alcohols. In thiol -SH functional group present and in alcohol -OH functional…

Q: tions involved. CN -Me NH3 i) A heat K„CO3 Eto CHO

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Q: An aqueous solution of a particular compound has pH = 7.46. The compound is O a weak base O a weak…

A: If the solution has the pH is less than 7, then the solution is acidic. If the solution pH = 7 then…

Q: What is the pOH of an aqueous solution at 25.0 °C that contains 2.50 x 10-4 M hydronium ion?

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Q: Question 9 Select all of the combinations of solid-solutions will produce no temperature change.…

A: The more reactive element displaces the lesser reactive element and hence the reaction takes place.

Q: Laboratory Task Based on alcohol, phenol, and ether, and previous notes on electrophilic aromatic…

A: Here we have to explain why boiling point of diethyl ether is less than butan-1-ol.

Q: Calculate the average % nitrogen in the sample using the following experiment trial result.…

A: Nitrogen (N2) reacts with hydrochloric acid (HCl) to produce ammonia gas (NH3) and chlorine (Cl2).…

Q: Which of the following is FALSE? a. In the extraction of caffeine, caffeine was dissolved in the…

A: To determine which of the following statement is FALSE  a. In the extraction of caffeine, caffeine…

Q: How many calories are given off by 5 grams of 100 deg C steam that changes phase to 5 g of ice at 0…

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Q: 3. Complete the table below for the reaction: 2A + 3B 2AB No. of Possible Rate Law Expressions…

A: Generalized rate law expression is  Rate = K [ reactant]n Where K = rate constant  n = order of the…

Q: s) Name the following compounds properly, including stereochemistry. CH3 HC a) b) OH Br Son las Br…

A: a) b)

Q: 13. (Entropy) For each of the following processes, tell whether the entropy of the universe…

A: Entropy of a system can be defined as the degree of disorder of a system. More the degree of…

Q: Which of the following is/are NOT true regarding the synthesis of tert-butyl chloride? I. Nacl is…

A: tert-Butyl chloride is prepared from tert-butyl alcohol by an acid-catalyzed dehydration reaction.…

Q: Discuss why are triacylglycerols, steroids, and phospholipids easily isolated using non-polar…

A: Solubility  Is based upon the Principle  Likes Dissolves Like. Compounds having same types of Forces…

Q: How many vibrational modes are there in a linear triatomic molecule? Using an example, describe…

A: We have to tell the number of vibrational modes are present in a linear triatomic molecule. So,…

Q: 6) Calculate the moles of solute in these solution volumes. a) How many moles of solute are…

A: Molarity is a concentration term for a solution. The molarity of the given solution is defined as…

Q: Compute the ionization constant

A: