What is the standard free energy of the transition state for a first order reaction proceeding at 45°C at a Gas constant = 8.31 J · mol-¹·K-¹; Bond vibrational frequency: 6.2 × 10¹2 -1 rate of 1500 S = S

Q: Calculate the freezing point of a 0.125 m solution of a nonvolatile nonelectrolyte solute in water.…

A: Answer: The final freezing point of the solution is -0.2°C

Q: Solvent Isotonic Hypertonic Hypotonic What is Iodine used to detect? Describe the assay/test. What…

A: Solution- A homogeneous mixture of two or more substance is known as solution.

Q: Select

A:

Q: What is the role of phosphoric acid in the synthesis of acetylsalicylic acid?  (Use equations to…

A: Reaction equation is shown below

Q: fill the blanks to complete the reaction equation ___ Na+ + ___ —> Na __ F__

A: in this reaction we have to complete the equation  as we know sodium have first group element and it…

Q: Chemistry 1) Using the (E)-(Z) designation [and in parts (e) and (f) the (R)-(S) designation as…

A:

Q: 11. A weather balloon is filled with helium that occupies a volume of 5.00 x 104 L at 0.995 atm and…

A: Given,  Initial volume, V1 = 5.00x104 L  Initial pressure, P1 = 0.995 atm  Initial temperature, T1 =…

Q: Consider the following reaction. What would be the equilibrium constant expression? CH4(g) + H₂O(g)…

A:

Q: How many mL of a 15% (w/v) solution must be to deliver 8.0 g of solute? administered

A:

Q: Determine AS° for 2 03(g) → 3 O₂(g). Substance S° (J/mol.K) 03 (9) 239 205 O2 (g)

A: Given: So(O3g)=239 J/mol·KSo(O2g)=205 J/mol·K

Q: Which of the following is/are true when NH Br is dissolved in water? 1. Both NH4 and Br are…

A: The ammonium bromide, NH4Br, is a salt that is formed by the combination of ammonium hydroxide and…

Q: 1. For the system below which action will cause an equilibrium shift to the left? |N₂(g) + O₂(g)…

A:

Q: рьоз Name:

A: PbO3 according to formula have one lead and three oxygen molecules.

Q: The graph to the right represents the potential energy vs. interatomic distance between two xenon…

A: Given potential energy diagram is:

Q: 4 (a) Calculate the value of Kc for the reaction: PC15 (g) PC13 (g) + Cl₂ (8) AH = Positive Given…

A: Given-> PCl5(g) <------> PCl3(g) + Cl2(g).    ∆H = positive Initial mole of PCl5 = 8.4 mole…

Q: 50.00ml of 1.000M sodium benzoate is titrated with 2.000M HCl. (a) What is the pH at the…

A: #(a): Given the volume of 1.000 M  sodium benzoate, C6H5COONa(aq) taken = 50.00 mL  mmoles of sodium…

Q: MeO b. 1) NaOMe, MeOH 2) BrCH₂CH₂CH₂Br OMe 3) NaOMe, MeOH 4) H₂0, H*, heat NaOH, H₂O heat me

A:

Q: The phthalic acid is a diprotic acid (pKa1-2.95, pK₂2-5.41). A titration sample was prepared by…

A: mass of phthalic acid taken = 2.23 g Molar mass of phthalic acid = 166.14 g/mol => moles of…

Q: The (R) enantiomer of a pure compound has optical rotation [a], 25 = 60.0⁰. If a sample is 66.6% R…

A: The R enantiomer of a pure compound has optical rotation of 60.0° . A sample is 66.6 % R and 33.3…

Q: a) Draw two chair conformations and label the most stable conformation. For consistency between…

A:

Q: What is the price of 1 g of mercury? $ What is the price of 1 cm³ of mercury? $ marcury?

A:

Q: Which of the following is a correct product of reduction of Ag+(aq)? A. 1 electron B. Ag (s) C.…

A: Oxidation can be defined as process of loss of electrons and redox reactions are oxidation reduction…

Q: bol for this element? s a 3+ charge, 60 electrons, 146 neutrons. What is the mass or this element? s…

A: 1) Symbol of element is Ni. Atomic number= number of electrons+ positive charge. = 25+3 28. 2)mass…

Q: 4. The following data were obtained for the follwing chemical reaction: 2A + 3B ---> 2C + D Trial #…

A:

Q: 3 Which of the following ligands is an example of an ambidentate ligand? nitrite, NO₂ chloride, CIT…

A: Given,  nitrite (NO2-)  Chloride, (Cl- )  nitrate, ( NO3- )  Ethylenediamine, ( H2NCH2CH2NH2 )  The…

Q: What alkene would you start with to prepare compound A? a.1 or 3  b.1 or 2  c. 2 or 4  d. 2 or 3…

A: Compound A is 2-chloro-2,4-dimethylhex-2-ene which can be formed by combination of an alkene and…

Q: Using the tables, what is the standard Gibbs free energy change for the following reaction? 2 Cu (s)…

A:

Q: Estimate the energy required to raise the temperature of 2 kg of high- density polyethylene (C =…

A: given Mass =2kg C=1.850J/g-k T = 20 to 100 'C find Energy

Q: ddition of barium chloride to a saturated solution of barium hydroxide causes a/an cipitate due to…

A:

Q: Given the HCOOH-KHCOO buffer system, which of the following is false when HBr is added into the said…

A: Here we are required to find the statement which is correct about the buffer system

Q: Given that Agl would precipitate first than AgCl in a solution containing equimolar concentrations…

A: Solubility product is defined as product of concentration of ions which obtained from dissociation…

Q: 1. Using the following chemical equation and data: 3A+B+2CD +2E Experiment Initial [A] Initial [B]…

A: Since you have asked multiple questions, we will solve question 1 only. Kindly repost the other…

Q: answer the blank 32g of Oxygen gas (O2) was burned in the air. This means _____ moles of H2O will be…

A:

Q: The reaction Crienly(aq) + 6 NH₂(aq) -- Cr(NH₂³(aq) + 3endal where en represents ethylenediamine, is…

A: Given the reaction is exothermic. Hence ∆H is negative.

Q: When I input answer B into my homework website it says the answer is incorrect. Can it be solved…

A:

Q: TM Br a b -11 CI SM

A: Retrosynthesis is a technique in which a probable route for the synthesis of an organic molecule.…

Q: Question #11. 11A 11B Write a balanced equation for the process of succinate dehydrogenation. 11C In…

A:

Q: 2. a) Write the spontaneous half-reactions and the overall reaction for the following proposed cell…

A: Given, the cell diagram: Hg(l) | Hg2Cl2(s) | Cl-(aq) || Cd2+(aq) | Cd(s) We have to write the…

Q: Choose the relationship between these compounds. NH₂ CI ОН НО,, constitutional isomers enantiomers…

A:

Q: 17. When BaCO3 is first mixed with K3PO4 their concentrations are measured at: [BaCO3] = 0.968M and…

A: Dear student ,   since you have posted multiple questions we will allow to solve only first question…

Q: lease provide the quantum numbers associated with the 21st electron placed in the diagram:

A: There are four quantum numbers: principal quantum number 'n', azimuthal quantum number 'l', magnetic…

Q: Consider this reaction: 2NH, (e)-N₂ (g) + 3H₂(g) At a certain temperature it obeys this rate law.…

A: Given, 2 NH3(g) ➝  N2(g) + 3H2(g) rate = (96.5 M-1.s-1)[NH3]2 Initially concentration of NH3 =…

Q: In an acidic solution with a pH of 3.4, 78% of the acid is ionized. What is the pKa of the acid?

A: pH is defined as negative logarithm of hydrogen ions present in the solution.

Q: . An ion has a 3+ charge, 25 electrons, and a mass number of 53. What is the symbol for this…

A:

Q: Directions: Solve and show your solution. Write the interpretation of your answer. 1.) Consider the…

A: Equilibrium constant expression includes active masses of each species present in the reaction.  For…

Q: 3. In the following reaction, the products are not favoured at room temperature, but are favoured at…

A: Given-> CO2(g) + H2(g) <------> CO(g) + H2O(g)

Q: 13. A mixture of gas has a total pressure of 3,039,750 Pa and is approximately 47.28% nitrogen,…

A:

Q: 2. The solubility of an ionic compound IM₂X5 is 4.7 x 108 g/L and its molar mass is 356.2 g/mol.…

A: Given,  The solubility of an ionic compound M2X5 is 4.7 × 10-8 g/L and the molar mass is 356.2 g/mol…

Q: If you were to use 6.00 g salicylic acid and an excess of acetic anhydride in the synthesis of…

A:

Q: ◆ What is the role of phosphoric acid in the synthesis of acetylsalicylic acid? (Use equations to…

A: Acetylsalicylic acid is also known as aspirin. In the aspirin synthesis, we need a protic acid to…