Balance each half reaction in basic solution. Cr2O7^2- → Cr^3+

Q: What is the absolute configuration of the carbon in the photo?

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Q: 12 The standard cell potential for the following galvanic cell is 0.71 V.…

A: Given- Standard cell potential of galvanic cell =0.71V Mg(s)|Mg2+(aq)||Al3+(aq)|Al  Equilibrium…

Q: 17 g of unknown organic sample was dissolve in 564 mL of Dicloromethane (DCM). The boiling point of…

A: NOTE: It will be benzene only and not DCM as the data is given for benzene and there is a typo error…

Q: The osmotic pressure of an aqueous solution at 309 K is 120 kPa. Calculate the freezing point of the…

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Q: egn 6pt Assign R and S configurations to the following compounds a. H. COOH HOOC HO, ....

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: 4.A student dissolves 1.18g H2C204. 2H20 (MM= 126.07 g/mol) in water and titrates the solution with…

A: Given, H2C2O4 + 2NaOH ➝ Na2C2O4 + 2H2O mass of H2C2O4.2H2O = 1.18 g molar mass of H2C2O4.2H2O =…

Q: 6. Prove that the Is and 2p, orbitals for the H atom are orthogonal. [Remember: when checking if two…

A: Here we are required to prove that the wave function 1s and 2pz of H atom are orthogonal

Q: Which substance is the primary standard used for the accurate determination of HCl titrant…

A: Which substance is the primary standard used for the accurate determination of HCl titrant…

Q: In a two-vessel technique titration set-up, what is the unknown substance if the volume of…

A: Indicator is an important factor for wnd point determination. On the Basis of different…

Q: A chemistry student weighs out 0.0176 g of formic acid (HCHO,) into a 250. mL volumetric flask and…

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Q: etermine the relationship between the observed/apparent value (EX) VERSUS that of the true value…

A: T0 Determine the relationship between the observed/apparent value (EX) VERSUS that of the true value…

Q: The force constant for a H"F molecule is 966 N m, and with a bond length of 91.7 pm, rotates in a…

A: The energy of a rigid-rotor for a diatomic molecule is given as:   E(J)=h28π2IJ(J+1)

Q: This refers to a point wherein both liquid phases have the same composition. Hence, extraction is…

A: We have to tell the name of the point at which both liquid phase have the same composition. Hence,…

Q: (d) Complete the following reaction: hv (i) Cp2TiMez +2 [RCH=CHR] AIMe:

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Q: 2.Describe four different ways in which the enthalpy change associated with the following chemical…

A: The reaction can be given as  HNO3(aq)+ KOH (aq) →KNO3(aq)+ H2O And the reaction generated 53.4…

Q: Why are molecular orbitals formed? Molecular orbitals often better explain our complex bonding…

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Q: Which of the following melecules is chiral? Be H a) b) CH3 H. OH e) d) H. CH, Br Br CH3

A: The chiral molecule among the given molecules = ?

Q: 71/2 0.032 kg mol1 (0.032 kg mol¯)(300 m s-1)2 ] exp -1 [27(8.3145 J K-1 mol)(300 K) 2(8.3145 J K-l…

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Q: Given the titration curve of a weak acid, at which region is the buffer capacity considered…

A: Answer: In this question buffer that we are going to have will be the mixture of weak acid and its…

Q: Based on the following information Cl2+2e=2Cl^- E=+1.36V; Na^++e^-=Na(s) E=-2.71V which of the…

A: Cl2 + 2e- --> 2Cl-      ;   E° = +1.36 V  Na+ + e-   ----> Na    ;   E° = -2.71 V  Based on…

Q: 6. Prove that the Is and 2p, orbitals for the H atom are orthogonal. [Remember: when checking if two…

A: Here we are required to show that two wavefunction of hydrogen atom are orthogonal to each other

Q: A chemistry student weighs out 0.184 g of citric acid (H,C,H,O,), a triprotic acid, into a 250. mL…

A: Given- Weight of citric acid= 0.184 g  Volume of volumetric flask =250 mL  Concentration of…

Q: What volume of carbon dioxide gas at 0.980 atm and 293 K could be made from reacting 10.0 grams of…

A: Answer: Limiting reagent is the reactant that exhaust first in the reaction and decides the yield of…

Q: (a) Determine the valence electron counts on the transition metals. Find out the formal oxidation…

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Q: If the pKa of the indicator is approximately 6, to which of the following equivalence point will it…

A: Given, pKa = 6 At equivalence point,  pH = ?

Q: Draw the enantiomer and one diastereomer for each compound below: OH H H3C COOH ii) OHC CHO HO H. ぐ

A: The compounds given are,

Q: Give a clear handwritten answer...

A: Here we have to write mechanism of the following reactions.

Q: during the experiment of esterification of isopentyla acetate, in the process how is the adding of…

A: Ans : If you add saturated NaCl to organic layer, saturated NaCl will pull the water from organic…

Q: The Ksp of barium chromate is given below. What is the molar solubility, in g/L? Include units in…

A: Ksp of barium chromate = 1.2 × 10-10  Molar solubility of barium chromate (in g/L ) = ?

Q: Do QUESTION (b) (i) early as possible I upvote

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Q: ll. Direction: Carefully read the following problems.  Do the following : D. Determine the…

A: Given following reaction -  Cu(s) + 2AgNO3(aq) ---> Cu(NO3)2(aq) + 2Ag(s)  The mass of silver =…

Q: The name of the alkane isomer of cis-3-hexene is: Select the correct response: 3-methylpentane…

A: Detail description is given below

Q: 2. Determine the formal charges on S and C in the structure below, then draw a better structure in…

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Q: The rate constant for the decay of a radioactive element is 2.03 × 10⁻³ day⁻¹. What is the half-life…

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Q: 2. What is the vapor pressure of CHCla at 50°C? 3. What is the boiling point of H2O when the…

A: Lower the intermolecular forces of any compound, higher is its vapour pressure and lower it's…

Q: 9. (a) How supramolecule is formed and what are the basic functions of supramolecule.

A: Please find your solution below : Suramolecule is a well defined complex molecule composed and…

Q: The decomposition of NaCl(l) into Na(l) and Cl2(g) is thermodynamically unfavorable. The…

A: Electrolytic cell is an electrochemical cell which requires an external source of electrical energy…

Q: Shown below is the structure of one of the methyl ester biodiesel products together with its 13c NMR…

A: We have to determine the 13C NMR peaks of A, B, C, and D.

Q: Question 7 Given the phase diagram of mixture A and B both are solid where the mixture is heated…

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Q: In a two-vessel technique titration set-up, what is the unknown substance if the volume of…

A: phenolphthalein and bromocresol can be used in determination of alkalinity of water  The alkalinity…

Q: Question 14 An analyst wanted to separate an essential oil which is partially immiscible in water…

A: Please find your solution below : Distillation is a process in which liquid is converted into its…

Q: 284.76 mL of 1.24 M organic salt was mixed with 269.60 mL of Ethanol (d= 0.789 g/mL, MW…

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Q: Propose a mechanism for the following reaction and account for the stereochemical outcome. Br OH…

A: The reaction given is,

Q: Balance each of the redox reactions for the conditions stated Label the oxidizing agent and the…

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Q: 0.14375N HCl (500 mL) will be prepared from 12N HCl solution.

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Q: OH но II OH OH III IV

A: The alcohols given are,

Q: A sample of antacid tablet that contains NaHCO3 is analyzed in the lab. The student dissolves 1.50g…

A: The balanced equation for the reaction of NaHCO3 and HCl is: NaHCO3 + HCl ----> CO2 + H2O + NaCl…

Q: What would happen if the Liebermann reagent was added to a sample of cocaine HCl? Why? Give a…

A: Liebermann reagent is composed of a mixture of potassium nitrite and concentrated sulfuric acid. 1g…

Q: 2a. Which of the following is a redox reaction? A. CO2(g) + Ca(OH)2(aq) → CaCO3(s) + H2O(l) B.…

A: Answer: 2/a . D , 2/b. B

Q: A student attempts to determine the molecular weight of an unknown liquid with a boiling point of…

A: To explain the reason why the student is unable to determine the molecular weight.