How many minutes would a current of 20.0 amps need to run through a solution containing Au*3 to plate out 10.0 g of Au?

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A: 1a.  (i) Soluble means that substance which is easily dissolved in a given Substance, used as a…

Q: What is the purpose of the acetate buffer?

A: Acetate buffer is nothing but a mixture of acetic acid and sodium acetate. It is a buffer because it…

Q: -142.3 kJ is correct answer

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Q: To prepare the buffer, a total volume of 500 mL is required. The stock solution of the weak base is…

A: Given: Buffer solution of weak base pyridine (assuming B) and its conjugate acid HB+. pH of solution…

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Q: 14. Calculate the equilibrium constant for this reaction: Hg2 2Ag(s) +2 2Ag* + 2Hg)

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Q: A particular brand of gasoline has a density of 0.737 g/mL at 25 °C. How many grams of this gasoline…

A: Given,  Density of Gasoline = 0.737 g/mL  1 gal = 3.78L  Volume = 15.3 gal                =…

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Q: When solutions of silver nitrate and potassium chloride are mixed, silver chloride precipitates out…

A: Given, for silver nitrate, molarity = 0.271 M and volume is 1.70 L

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Q: In accordance to Dyuklo-Traube's rule in a homologous series of carboxylic acids, alcohols, amines…

A: The Dyuklo-Traube's rule is used to determine the surface tension of an organic molecule based on…

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Q: What information can be obtained from potentiometric methods?

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Q: Explain which of cis-1,3-dimethylcyclohexane and trans-1,3- dimethylcyclohexane has the highest…

A: The structures of cis-1,3-dimethylcyclohexane and trans-1,3-dimethylcyclohexane are represented as…

Q: Arrange the following volumes in order from largest to smallest.        (2)  2.5 mL, 250 µL, 0.025…

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Q: Determine the concentration in molarity of 100ml acid solution used in titrating a 67.119g of sodium…

A: Using the standardization titration No.of moles of NaOH = Mass of NaOH / Molar mass of NaOH No.of…

Q: The half-life of Palladium-100 is 4 days. After 24 days a sample of Palladium-100 has been reduced…

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Q: Food Science Degree Final Year Project:   Please give 5 ideas and briefly explain each of them.

A: Effect of fermentation time on the quality characteristic of cassava flour : Fresh cassava root…

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Q: Calculate the∆H for the reaction (6 points) NO(g)  + O(g)   →   NO2(g) Given the following   ∆H…

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Q: test test test

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Q: But why so different from the correct answer of .56

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Q: CaO is mixed in H,O to produce Ca(OH)2. What is the name of the product? Calcium oxide Calcium (II)…

A: Given that CaO is mixed with H2O to produce Ca(OH)2. The name of the product is

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Q: . Which letter represents the activation energy for the reaction? 2. Which letter represents the…

A: Activation energy is defined as the energy barrier required to complete the reaction. Let us discuss…

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Q: Predict the major organic product for the following reaction sequence. 1) KOH, H0, A H,C. „CH2 H. 2)…

A: In this question, we will draw the intermediate products and then give the final major organic…

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Q: After 5.0 × 105 years, how much of the sample of Krypton-81 would remain?

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Q: CE264 students prepared 55g of cement and 50mL of kerosene. They put the kerosene inside the le…

A: Here we are required to find the specific gravity of Cement

Q: ZEU

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Q: How many unpaired electrons would you expect for the complex ion: [Co(OH)6]3? O 1 2. 4.

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Q: 1. Write a short description about the physical and chemical properties of a copper at standard…

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Q: Masses of select isotopes: Helium-4 (He): 4.00260 amu Beryllium-8 (Be): 8.00530 amu Carbon-12…

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Q: KMNO4 (а) H;O* (b) KMNO4 H;O*

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Q: dentify the functional groups in the 1. CH3 - CH2 – CH, - OH 2. H-C C-CH2 - CH3 3. CH,CH2 - O- CH3…

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Q: What weights of citric acid and/or its various salts are required to prepare 2.0L of a K-citrate…

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Q: How many grams of hydrogen are there in 55.1 g of CH3(CH2)4OH?

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Q: Identify the acid and base on the left and the conjugate acid and conjugate base on the right:

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