The presence of a catalyst: lowers activation energy increases activation energy O increases potential energy of reactant lowers potential energy of product

Q: PhS. NC Br less stable chair Substituent AG (eq ax) (kcal/mol) mm mm mm -CH₂Br -SPh -CN → 1.79 0.8…

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Q: Calculate the standard enthalpy change for the following reaction: SiF4(g) → Si(s) + 2F2(g) Given…

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Q: 1. KMnO4 NaOH, H₂O, 2. H₂O* 1. KMnO4 NaOH, H₂O, A 2. H₂O* 1. KMnO4 NaOH, H₂O, A 2. H₂O* 1. NaOH, ₂…

A: Alkene is oxidized by alkaline(NaOH) KMnO4 and H3O+ to form 1,2-diol in absence of heat.  In…

Q: In 1903, Arrhenius theorized that a compound could be predicted to behave as an acid or a base by…

A: Various theories have been proposed so far to define acids and bases. Arrhenius Acid-Base theory is…

Q: 12. A chemical manufacturing plant accidently spilt toxic lead(II)sulphate into a tributary that…

A: When lead sulfate splits into drinking water supply then it dissociates to give sulfate ions and…

Q: Butane gas is collected over water at 22.0 °C. The atmospheric pressure of the room is 765 mm Hg.…

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Q: Which product(s) has the correct relative stereochemistry for the Diels-Alder reaction below? both A…

A: Diels–Alder reaction is the reaction in which a conjugated diene and an alkene (dienophile) react…

Q: Which of the following aqueous solutions is(are) considered basic? [H3O+]=5.4 x 10-8 M pOH = 9.0…

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Q: What is the molarity of a solution that was prepared by dissolving 14.2g of NaNO3 (molar mass = 85.9…

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Q: What are the quantum numbers and their properties?

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Q: der reaction is 45% complete at the end of 76 minutes. What is the length of the half-life of this…

A: Given -> Time(t) = 76 minutes -> first order reaction complete 45% .

Q: 1. For the following group of elements: Beryllium (Be), Aluminum (Al), Hydrogen (H) a. Draw the Bohr…

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Q: Which of the following compounds is a secondary alkyl halide? O Br I Br Br

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Q: 1. Write the equilibrium constant expression for each of the following rea 2 NO. ( a) Na () b) 2…

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

Q: An aqueous solution of acetic acid with a richness of 80% by passage (ρ = 1.07 kg/dm3) is available.…

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Q: The reaction shown below is a typical reaction of alkenes and is generally known as what? + A-B H A…

A: •Alkene has double bond, which contains π-electron,so alkene act as electron rich species. •Due to…

Q: Explain the appearance of the 1H-NMR spectrum of 1,1,2-tribromoethane. How many signals would you…

A: Given

Q: 9. Which rule states tha that proceeds via the A) O'Doyle's Ru B) Markovnikov C) Zaitsev's Rul D)…

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Q: Products such as canola oil are advertised as “polyunsaturated. “Are there any double  bonds in the…

A: •POLYUNSATURATED FATTY ACID:-Fatty acid are long chain hydrocarbon which contains more than…

Q: D lai 21 AICI 3 A

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Q: The reaction 2N₂O(g) → O₂(g) +4NO₂(g) is first order in N205. For this reaction at 45°C, the rate…

A: For a first order reaction, the integrate rate law equation is  ln[A]o[A]=k×twhere, [A]o=initial…

Q: QUESTION 20 What statement about this reaction is true? CH 4+202-> CO 2 + 2 H20+ heat O It is…

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Q: Long unbranched chain alkyl benzenes..... none of these Are usually most easily synthesised with a…

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Q: For an exothermic reaction, the energy released from breaking bonds OA) depends on the entities…

A: During a chemical reaction, old bonds (reactant bonds) are broken and new bonds (product bonds) are…

Q: What is the most stable conformation for trans-1,2-dichlorocyclohexane. Describe and explain briefly

A: We can solve this problem by drawing chair form of 1,2 trans dichloro cyclo hexane ring.

Q: What is the equilibrium concentration of H3O in 0.1321 M H₂S? See reaction below H₂S + H₂O → HS +…

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Q: When 10.59 g of citric acid was dissolved in 107.4 g of benzene, the freezing point was 276.0 K.…

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Q: Calculate the pH of an aqueous solution of 0.1340 M potassium sulfite. pH = ||

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Q: 8. Consider the NOF molecule with rotational constants 3.1752 cm-1, 0.3951 cm-¹, 0.3505 cm¹ and…

A: Rotational partition function  It helps to get a relationship between rotational energy and degrees…

Q: With the correct amount of sig figs thank you!

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Q: H8. You electroplate a ring with nickel from a solution of NiCl. You allow it to run for 30.0…

A: Given: Time = 30 minutes and  Current = 5 Amp

Q: Consider the combustion of methane (as represented by the following equation). This is the reaction…

A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on…

Q: ever camperature 24.7 °C Fuel Gasoline Mass 18 28 Replay 38 Calculate the amount of heat released…

A: The Answer to the following question is-

Q: A soft drink is made by dissolving CO2 gas at 3.60 atm in solution at 20oC. What amount (in moles)…

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Q: Describe the implications of the component of the wave functions [radial wave function and the…

A: Generally, in the atomic model atom has two part. One is radial and another is angular. So, the…

Q: What is the rate of consumption of C (M/s), if the rate of consumption of A is 0.231 M/s? Use the…

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Q: 18. Provide the mechanism for the catalytic hydrogenation reaction shown below. H₂ Pt H₂ H (+…

A: Hydrogen molecule react with the metal atoms at the catalyst surface. The strong  H----H bond is…

Q: 17. Provide the major organic product of t 10 NaOCH3 CH3OH

A: We have given the organic  reaction and we have to find the major product of the reaction.

Q: ? Modify the given carbon skeleton to draw the major product(s). If a racemic mixture of enantiomers…

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Q: Consider a solution of Na₂A for which F = 0.050 mol L-¹, K₂,1 = 4.70 x 10-³ and K₁,2 = 1.80 x 10-¹0,…

A: Given the formality of Na2A = 0.050 M  Each Na2A(aq) given 1 A2-(aq). Hence molarity of A2-(aq) =…

Q: ideal equation of state volume: L A reaction at 6.0 °C evolves 689. mmol of sulfur tetrafluoride…

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Q: What is Kp for the reaction below, if Kc = 7.96e-6 at 110.0°C? 2A(s) + 3B(g) → 4C(g)

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Q: What is the pH of a 2.5 M solution of the weak base ephedrine (Kb = 1.4 × 10-4)? O a. 13.30 b. 11.72…

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Q: is the standard free energy change for the ionization of ethanolamine, if its kb is

A: Given,  Kb = 3.20 ×10-5 Relationship between Kb and □G° □G° = - RT × ln(Kb)

Q: The spontaneous reaction between solid Ni and Pb2+ solution has an equilibrium constant of 25,000.…

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Q: Indicate which classes of organic compounds are present in the following molecule. H N.

A: A functional group in an organic molecule is a single atom or group of atoms other than the…

Q: ? Modify the given carbon skeleton to draw the major product(s). If a racemic mixture of enantiomers…

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Q: Which of the following buffers will best prevent changes in pH when 100 μl of 1.0 M HCl is added to…

A: A buffer is a solution of a weak acid and salt of its conjugate base or a weak base and salt of its…

Q: Which of the following compounds is the structure of the product for the following reaction? CH3 CH3…

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Q: The IR and 1H-NMR spectra of a compound with molecular formula C4H7ClO2 are shown below. Your…

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Vitamins and Coenzymes

A class of organic compounds needed in the human body for normal activities is known as vitamins. They are characterized into two parts depending upon their solubility in water. They can act as coenzymes, cofactors, or prosthetic groups for enzymes.