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Q: A galvanic (voltaic) cell consists of an inert platinum electrode in a solution containing 1.0 M…

A: We will calculate the standard reduction potential at 25 degree centigrade.

Q: 3H₂S(aq) + 2HNO3(aq) → 3S(s) + 2NO(g) + 4H₂0) 6. What is the percent yield if 23.6 g of…

A: Given, 3H2S(aq) + 2HNO3(aq) ➝ 3S(s) + 2NO(g) + 4H2O(l) mass of hydrosulfuric acid (H2S) react = 23.6…

Q: 6. A certain mass of oxygen was collected over water when potassium chlorate was decomposed by…

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Q: If an electrochemical reaction is spontaneous, a) cell potential is negative, and the more…

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Q: If the concentration of Cu 0.5-80 ppm What are the ranges for kg of Cu present per metric ton?

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Q: pressure of the gas in atmatm

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Q: Calculate H3PO4, H2PO4–, HPO4^2–, PO4^3-, H3O+, OH-, and Cl- in a mixture that is initially 0.100 M…

A: H3PO4 is a triprotic weak acid with pKa values of 2.12, 7.21, and 12.32.  Concentration of HCl =…

Q: Hexose A is a reducing sugar, periodate oxidation gave the products shown below, and hexose A gave…

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Q: The following skeletal oxidation-reduction reaction occurs under acidic conditions. Write the…

A: Oxidation :-  The process of addition of oxygen or loss of electrons or increase in oxidation number…

Q: Br NH₂ PhCOCI Et3N

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Q: 3. Why do we consider carboxylic acids as acids?

A: Carboxylic acid contains -COOH group.

Q: Label the components of a hydrogen‑oxygen fuel cell.

A: Hydrogen-oxygen fuel cell is an electrochemical cell that convert chemical energy ( energy produced…

Q: he percent by mass of

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Q: How would you classify the structure below: A. strong base/strong nucleophile (SB/SN), B. strong…

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Q: ionic compound NaCl CrF4 FeCl₂ MnS cation anion Na CI 0 0 0

A: An ionic compound AxBy dissociates as: AxBy → xAy+ + yBx- So, the cation is Ay+ and the anion is…

Q: (b) An organic compound (A), having MF C6H₁2O reduces Fehling solution and Tollens reagent. The…

A: According to the demand, Question No. b) and d) are answered as follows:

Q: 7) What was the change in concentration of that reactant? a) no change b) doubled c) tripled d)…

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Q: Write a balanced chemical equation for the following reactions. 1) Calcium carbonate (CaCO3) is…

A: For balancing a chemical reaction, we need to check the number of each elements on either side of…

Q: Calculate the % of Cd(OH)4² among all the cadmium complexes below in a pH 13 solution saturated with…

A: Calculate the % of [Cd(OH)4]²- among all the cadmium complexes below in a pH 13 solution saturated…

Q: What are the formal charges the two nitrogens in the following compound? 1 CH₂ CH₂ N#1 = +1, N#2 =…

A: Formal charge = Valency electrons - Non bonding electrons - (bonding electrons /2) . See below how…

Q: What is the major product obtained for the following reaction (excess), NaOH (excess) 1.Br₂ 2.…

A: We have to find the major product of the reaction.

Q: Which is the correct cell notation for the following reaction? Au³+ (aq) + Al(s) → A1³+( (aq) +…

A: We have to predict the correct cell notation.

Q: Structures of monosaccharides are a) polymers b) pyranoses or furanoses c) aldoses or ketoses d)…

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Q: 0.0 g sample of unknown metal at 230.0 °C ed in a calorimeter containing 110. g of wat at 15.0 °C.…

A: Given,  Heat capacity of calorimeter= 8.2J/g-°c Temperature difference = 19.3  - 15 = 4.3 °c

Q: The most suitable method of separation of 1:1 mixture of ortho and para-nitrophenols is (a)…

A: 1. (c): The o- and p-nitrophenols are separated by steam distillation since o-isomer is steam…

Q: If one plots ln [A] vs time and gets a straight line, that reaction follows _____ order kinetics? A)…

A: In this question we have to tell the order of the reaction.

Q: Use the References to access important values if needed for this question. A buffer solution…

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Q: Molecule #7 BrF4 Calculate the number of valence electrons Draw the Lewis Structure below Draw the…

A: the given molecules are BrF4- and XeOF4

Q: и. ени

A: We have to carry out the given synthesis.

Q: Calculate the cell potential for the reaction as written at 25.00 °C, given that [Zn²+] = 0.879 M…

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Q: d. The value of Kp for the reaction represented below is 8.3 x 10-3 at 700K. NH3(g) + H2S(g) →…

A: To calculate Kp for reactions , we would use the Kp given and see how these reactions are modified.…

Q: I really need to get the right answer and cheggs answer might be worng

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Q: What is used as a form of basis when reading the output IR Spectroscopy? Choose one answer only. A.…

A: What is used as a form of basis when reading the output IR Spectroscopy ?

Q: Human tears have a concentration of H3O+ that is 3.16 x 10-8. The concentration of OH-in human tears…

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Q: The branch of chemistry which deals with the rates of chemical reactions is called: a)…

A: b: option is correct

Q: A sample of gas at 47°C and 1.03 atm occupies a volume of 2.20 L. What volume would this gas occupy…

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Q: Chemistry Would both of these reactants produce the product molecule? If so, would there be a…

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Q: 1. The formula for the conjugate base of H₂S is 2. The formula for the conjugate acid of HC6H606 is…

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Q: A solution contains 1.22×10-2 M ammonium fluoride and 1.32x10-2 M sodium carbonate. Solid magnesium…

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Q: What is the electron pair geometry, lewis structure, molecular geometry, and hybridization of ClF5?…

A: Formula for determining the hybridization of central atom :-  x= (V+M-C+A)/2  V = valence electrons…

Q: [Review Topics] Draw the product(s) of the following reactions. H₂C -CEC-CH3 Nal NH3(l) . Consider…

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Q: You need to prepare a solution that is buffered at pH=9. If you were to look for a suitable buffer,…

A: Our target pH is 9. The best buffer solution to be selected for a desired pH has the below…

Q: [CLO-6] Calculate the pMg in the reaction of 50 mL of 0.1 M Mg2+ (buffered to pH 10) with 25.5 ml of…

A: The explanation is given below-

Q: If an equilibrium constant (Kc) is measured at 0.005, this would imply: that at equilibrium a) there…

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Q: -OCH 3 0-00- CI- OCH, fuming H₂SO4: Br₂/FeBra: excess H30'/heat: NaNO₂/HCI/< 5°C; H₂SO4: Cul…

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Q: molecular geometry

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Q: To get the half-life of a first order reaction, one must divide ln 2 by: a) the initial…

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Q: Provide the reaction (reactants -> products) with detailed mechanism for the following, with AICI3…

A: Chemical reactions 1 and 2 involve the substitution mechanism :

Q: A Zn wire and Ag/AgCl reference electrode saturated with KCl (E = 0.197 V) are placed into a…

A: We will calculate the concentration of Zn2+ ion by using Nernst Equation.

Q: 19) (1) Provide the majo Reduction, Clemme (A) Me2N (C) (E) (II) Provide the mechanism

A: