It refers to how a circumstance can occur without the help of any external factors? O a Entropy Ob Non spontanerty O c Spontanerty O d Enthalpy

Q: Explain the significance of the constants a and b in the van der Waals equation of state.

A: We have to explain the significance of constants a and b in the Vander Waals equation of state.

Q: The experimental rate law for the decomposition of nitrous oxide (N20) to N2 and Oz is Rate =…

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Q: A chemical equilibria that involves reactant and products that are present in only one phase. O a.…

A: Equilibrium is a state of reaction in which rate of forward reaction become equal to rate of…

Q: The pOH of 0.050 M HCI is O a. 1.30 O b. 0.30 O c. 13.70 O d. 12.70

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Q: Cyclohexanol is oxidized with acidified sodium dichromate to form cyclohexanone. Twenty gram (20g)…

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Q: The molar heats of fusion and vaporization of ethanol are 7.61 and 26.0 kJ/mol, respectively.…

A: The enthalpy change involved in the process of conversion of liquid into vapor is known as enthalpy…

Q: You are studying the 3-subunit protein shown below, which consists of a 14-kDa subunit bound by a…

A: The explanation is given below-

Q: chatelier's principle S₈(g) + 120₂(g) ↔ 8 SO₃(g) + 808kcals what will happen when... (A) Sulfur…

A: Given- S8(g)+12O2(g)<->8SO3(g)+808 kcals

Q: | Rank amines A-E from least basic to most basic. O,N. N-CH, -CH, -CH, E A в Answer: The basicity…

A: Basicity is the ability donate electron  Higher the donation ability more basic it is Here We are…

Q: QUESTION 1 Consider the balanced chemical equation: CH4(g) + 2 02(9) CO2(g) +2 H20() It one reacts…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: QUESTION 2 99.3 grams of MGSO4 were dissolved in enough water to give 0.98 L of solution. Calculate…

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Q: Directions: Identify the type of IMFA for the following substances and answer the questions that…

A: Type of intermolecular forces present in a molecule depends on the type of atoms and shape of that…

Q: How many grams of ammonium sulfate can be produced if 30.0 mol of H2SO4 react with excess NH3…

A: Number of moles is calculated by dividing the given mass with molecular mass.

Q: Le Chatelier’s Principle. Directions: Predict the directions that happen in the system to achieve…

A: Answer: According to Le-chatalier's principle, on changing any parameter of the chemical reaction…

Q: When the nuclide boron-8 undergoes positron emission: The name of the product nuclide is The symbol…

A: Given,  When boron-8 nuclide undergoes positron decay the formed nuclide is:

Q: A reaction has a standard enthalpy change, AH, of +10.00 kJ/mol at 298 K. The standard entropy…

A: A) Given, Standard enthalpy of charge (∆H) = +10.00 kJ/mol = +10.00 × 1000 J/mol = +10000.00 J/mol…

Q: An analytical chermist is titrating 150.6 ml. of a 0.6600 M solution of diethylamine (C,H,), NH)…

A: If strong acid in excess  with base then only strong acid will be responsible for PH.

Q: For the reaction 2N2O5(g) → 4NO2(g) + O2(g), the following data were collected.   t (minutes)…

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Q: general reaction written as 2A + 2B  → C + 2D is studied and yields the following data.   [A]0…

A: Rate = K [A]x [B]y

Q: by HSAB rule the reaction will lies to right or lift ?? 1) Cas + H20 .- Cao + H2S 2) All3 + 3NAF -…

A: We would use HSAB rule , according to which Hard acid prefer to bind with hard base . Soft acid…

Q: Choose the proton NMR spectrum of adipic acid. Fpm A. B.

A: NMR spectroscopy is a very important tool for the determination of the structure of the organic…

Q: For the reactions below, predict the major product. Hint: Consider whether the Lewis Base has formal…

A: Both the reaction are example of substitution reaction where one functional group is substituted by…

Q: In a ammonia gas formation and equilibrium. What would most likely happen if a scientist decreased…

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Q: Write the complete reaction of : 1-butene to s-butyl acetate.

A: For the conversion of 1-butene to s-butyl acetate  we first use H2SO4 / H2O to get 2-butanol and…

Q: Write the correct phase symbols next to each term. A through F A. Iron in elemental form _______ B.…

A: Given,  A. Iron in elemental form _______B. A solution of sodium nitrate ______C. Water ______D.…

Q: For any reaction at equilibrium, which of the following is TRUE? AS=0 O b. AG=0 AH<0 O d. AS<0

A: The equilibrium indicated by ∆G = 0 is known to be the equilibrium of spontaneity. This implies that…

Q: (Give clear handwritten answer)Amine are here, identify the enantiers from given.

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Q: The normal boiling point of ethanol, C2H5OH, is 78.3 °C and its molar heat of vaporization is 39.3…

A: Given: T1 = (52.1+ 273.15) K = 325.25 K P1 = ? T2 = (78.3 + 273.15) K = 351.45 K P2 =760 mmHg ΔHvap…

Q: Sample A 1. Molarity of Standard HCI 0.1 mol 2. Volume of Standard HCl used 25 ml 3. Initial Volume…

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Q: 1. If 22.5 L nitrogen at 748 mm Hg are compressed to 725 mm Hg at constant temperature. What is the…

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Q: If a dog has a mass of 20.1 kg, what is its mass in the following units? Use scientific notation in…

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Q: Calculate AG° for the following cell reaction: TI(s) | TI* (aq) || Ni²+ (ag) | Ni(s) From AG°,…

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Q: 2. The normal boiling point of ethanol, C¿H÷OH, is 78.3 °C and its molar heat of vaporization is…

A: Answer: Normal boiling point is the temperature at which vapor pressure of the liquid becomes equal…

Q: Calculate the pH of 4.0 X10^-4 M KOH O a. 4.60 b. O b. 3.40 c. O c. 9.40 O d. 10.60

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Q: For the reaction 2N2O5(g) → 4NO2(g) + O2(g), the following data were collected.   t (minutes)…

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Q: The balanced equation for the reaction of bromate ion with bromide in acidic solution is…

A: Using the rate law equation to calculate.

Q: No electronic device allowed. rite the dissociation reactions for the solution made by adding 0.001…

A: In a dissociation reaction a compound breaks in to two or more components. Salts that are soluble in…

Q: Which statements are true about the p, orbital shown below? 1. It can hold up to two electrons. 2.…

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Q: Which of the following are hydrogen bonding interactions? Select all that apply. II I H. :0 III H. C…

A: *  H- bonding form between hydrogen  atom of     one molecule and more   electronegative  atom of…

Q: Predict the major product for the following reaction. HCL HO ( U O M

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Q: The pH of 0.20 M HN03 is O a. 1.58 Ob. 0.70 C. 0.20 Od. 0.63

A: Using formula in these questions: PH = -log[H+] Where as [H+]-------&gt; concentration of H+ Using…

Q: What is the pOH of a 0.0380 M aqueous salt solution, NaX, if the Ka for HX is 0.0064

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Q: Name the following carboxylic acid or ester. CH3-CH2-CH2 C-0– CH3

A: 1. Select the principle carbon chain 2. Numbering 3. Naming (prefix + word root + suffix)

Q: 1. A solution is made by mixing 300 g of sucrose in 900 ml of pure water to produce a solution with…

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Q: 2) Kaylă drops a coil of metal wire, X(s), into a water solution of a metal sulfate, ZSO4(aq). Kayla…

A: Answer: These questions are based on the basic understanding of relative reactivity of metals where…

Q: Open the activițty depicting Hess's Law. Part B N: (g)+ 0: (g 2NOg AH is an Extensive Property Np…

A: Solve the questions using property of Hess's law and write value of ∆H for part A and B…

Q: Solid benzene melts at 28.35 °C when the pressure is 85.2 MPa. The molar volumes of solid and liquid…

A: The melting point of solid benzene at 85.2 MPa is given to be 28.35°C. The molar volumes of solid…

Q: True or false: the zero-point vibrational energy should be subtracted from the electronic energy to…

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Q: Gallium-67 is used medically in tumor-seeking agents. The half-life of gallium-67 is 78.2 hours. If…

A: Gallium - 67 has a half-life of 78.2 hours. Initially 36.7 mg of Gallium - 67 were present.   Here,…

Q: он о OH

A: