Question 6 In TLC, the stationary phase is A) alumina B filter paper Ⓒ C) glass D cellulose

Q: NBS H₂O₂

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Q: Consider the following reaction: If 10.0 g of KF are used, how many grams of CaF2 can be formed?…

A: Given, Ca(NO3)2(aq) + 2KF(aq) → CaF2(s) + 2KNO3(aq) mass of KF reacts = 10.0 g mass (in grams) of…

Q: D Question 19 For numbers 19 to 20: Given the zero-order homogeneous gas-phase reaction. A →2.7R, in…

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Q: NH₂ 1. NaNO₂, HCI 2. HBF4

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Q: aw correct line-bond structures for the following molecules: Н ннн II --с- -С-С-СI н-с-н :-0-І Н I

A: The line bond structure of the given molecules is :

Q: what is the wavelength of the HOMO- LUMO transition in this polyene dyes?

A: Fieser Kuhn rule for conjugated polyenes:  λmax = 114 + 5M +n (48 -1.7n)-16.5 Rendo-10 Rexo M is…

Q: OH SOCI2 pyridine NaCN

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Q: 7. A worker at an aerosol plant injects 4.50 grams of methane gas (CH4) into a 2.00 L can at 35°C,…

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Q: What do you call the diagram or reaction that shows only the oxidation or reduction reaction? A.…

A: galvanic and electrolytic are cell . in this cell oxidation and reduction reaction take place…

Q: 5. The reaction: 2NO₂(g) + 7H₂(g) = 2NH3(g) + 4H₂O(g) was allowed to reach equilibrium at 455 K.…

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

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

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

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Q: 6. At 25.0°C, 65.0 mL of 0.784 M ascorbic acid, HC6H7O6 was mixed with 45.0 mL of 0.371 M KOH. Ka =…

A: We have calculate pH of the given solution

Q: What are the products for the following single replacement reaction: Zn + HCl →

A: A single replacement reaction is a chemical reaction in which one element is replaced by another in…

Q: 1. Expected Signals ('H NMR and "C NMR) TEUERSutet In the boxes provided, indicate the number of…

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Q: Directions: Solve and show your solution. Write the interpretation of your answer. 2.) What is the…

A: We have,

Q: 2. Propose all the products formed from Cope elimination of the following amine. Select the major…

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Q: At a certain temperature the rate of this reaction is second order in NH, with a rate constant of…

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Q: The reaction Crienly(aq) + 6 NHylaq)- Cr(NH₂l(aq) 3endag) where en represents ethylenediamine, is…

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Q: Long Answer: Ascorbic acid (Vitamin C) is a monoprotic weak acid with a pka of 4.17. When a 25.00mL…

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

Q: erentiate between El and E2 reactions by giving one example of each. EI E2 d) Draw the molecular…

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Q: Consider a number of electrons trapped on a ring, as described in lectures. If there are 10…

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Q: According to the following reaction: 2NO2(g) → 2NO(g) + O2(g) A container initially contains 0.174 M…

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Q: Helium is compressed isothermally and reversibly at 100 °C from a pressure of 2 to 10 bar. Calculate…

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Q: If the [H3O+] concentration is 0.00047M, what is the pH?

A: Given, Concentration of H3O+ ion = [H3O+] = 0.00047 M pH of the solution = ? Note: pH: It can define…

Q: 6. Sketch the molecular orbital energy level diagram for a. CO molecule. b. No molecule.

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

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

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Q: For the kinetics ABC, each step being first-order, for reaction occurring in a constant-volume batch…

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Q: Show your reaction mechanisms for the formation of: a. RCNOH, from the reaction of RCOOR' with NH₂…

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Q: The concentrations of potassium ions in the interior and exterior of a nerve cell at 298 K are 250 M…

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Q: 2NO (g) AH 298 1 (a) + O₂(g) N₂(g) + 180 kJ mol-¹ From the equilibrium shown above, use Le…

A: Since you have asked a question with multiple sub-parts, as per our company guidelines we are…

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

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Q: How many moles of barium sulfate will be formed upon complete reaction of 0.930 moles barium…

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Q: NH₂ 1. NaNO₂, HCI 2. HBF4

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Q: A student combusted a certain quantity of methane gas in a calorimeter. The literature indicates the…

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Q: What volume in mL of 0.220 M HBr solution is required to produce 0.0195 moles of HBr?

A: Given, Molarity of HBr solution = 0.220 M Moles of HBr = 0.0195 moles

Q: ph=2.81 what is the h+

A: Given,  The pH of the solution is 2.81  The hydronium ion (H+ ) concentration is:

Q: Q1: Find the Volume of the following petroleum sample using the following information: API Wt 35.5…

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Q: give one application of mass spectrometry in biology.

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Q: Apply Le Chatelier's principle to determine the equilibrium shift of the following reaction under…

A: The direction of equilibrium in a reaction at equilibrium on the application of stress is determined…

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

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Q: 13. Z²+ can form a hexaammonia complex ion in the presence of ammonia (K₁ = 1.3 x 105). Z³+ can also…

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Q: An ancient wood sample is known to be 2500 years old. a. Knowing that the half-life of carbon is…

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Q: Given that CuBr would precipitate later than CuI in a solution containing equimolar concentrations…

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Q: Propose a preparation reaction for the formation of CH NHCH CH from organic compounds with only 1 or…

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Q: In this exercise, using the Henderson-Hasselbach equation, you will be asked to make the necessary…

A: Given: Volume of buffer solution = 100 mL pH of buffer solution = 9.02  Concentration of acid and…

Q: erentiate between El and E2 reactions by giving one example of each. EI E2 d) Draw the molecular…

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Q: When 3.69 g3.69 g of a nonelectrolyte solute is dissolved in water to make 425 mL425 mL of solution…

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Q: Question 8 An ion has a 3+ charge, 25 electrons, and a mass number of 53. What is the symbol for…

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