redox reactions

Q: A buffered solution was prepared by dissolving 6.85g of sodium formate (NaHCOO in 250.0mL (16) of a ...

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Q: What is the molarity of 600 mL of hydrochloric acid (HCI) solution that contains 0.15 mol HCI? O A. ...

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Q: Substance X has a freezing point of 85°C with an entropy change of -35 J/K. Calculate the enthalpy o...

A: When a solid changes into liquid at its melting point the entropy of the system increases.

Q: pls solve this ques with complete explanation within 10-15 minutes I'll give u multiple likes

A: To identify the type of reaction.,  

Q: Draw partial orbital diagrams to describe how mixing of atomic orbital of the center atom lead to hy...

A: Hybridization in PCl3 and BrCl3 

Q: In the laboratory a "coffee cup" calorimeter, or constant pressure calorimeter, is frequently used t...

A: When hot metal is poured into the calorimeter, the metal releases heat, and the water and calorimete...

Q: Write the chemical reactions whose equilibrium constants are Kp and K, for imidazole (C,H,N,) and im...

A: Imidazole (C3H4N2) is a weak base whose conjugate acid is imidazole hydrochloride (C3H4N2H+Cl-). 

Q: comprunds Y yhore th Compound X has paden uinonte , A= 271 (s) 8- 2-19 L) ond lompeund y has A= 2-77...

A: This problem is based on nmr spectroscopy

Q: Be sure to answer all parts. Predict the effect of decreasing the container volume on the amounts of...

A: According to Le Chatelier principle, equilibrium will shift in such a way so as to undo the effect o...

Q: If the rate law for a reaction is Rate = k[A][B]1/2 , the rate constant k has units of mol-1/2 L1/2s...

A: Given, a) if the rate law for the reaction is Rate = k[A][B]1/2 the rate constant k has unit of mol-...

Q: At what temperature is the osmotic pressure of 1.00M NaCl solution equivalent to 60.5 atm? A. 85.90 ...

A: Which of the following is correct

Q: Density of Mole fraction of Molarity Molality % by Mass ppm solution solute

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Q: 23. The integral heats of solution at 18°C for the various solid modifications of calcium chloride i...

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Q: 1. Calculate the theoretical potential of the following cells. Indicate whether the reaction will pr...

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Q: How do we keep relative supersaturation low by controlling temperature?   temperature should be con...

A: Relative supersaturation is ratio os supersaturation for improving the relative supersaturation we s...

Q: Why does grapefruit juice left in an open can taste metallic?

A: The level of tin just increased in citrus juice packed in tin- plated steel cans. Although it impact...

Q: uantum number

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Q: Which of the following compounds has a lower boiling points? Provide the main reason for your choice...

A: The two compounds given are,  

Q: A 1 litre solution is made by adding 0.6646 moles NaH2PO4 and 0.8868 moles Na2HPO4. What will be the...

A: Here by mixing NaH2PO4 and Na2HPO4 we are making Buffer solution Basically buffer solution is a type...

Q: Rank the elements or compounds in the table below in decreasing order of their boiling points. That ...

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Q: CH3-CHCH-c-CI CH3 CH3 CH3-CH2-CH2-CH2-C-CI

A: IUPAC name stands for International Union of Pure and Applied Chemistry.  The IUPAC of any organic c...

Q: When N2(g) reacts with O2(g) according to the following reaction, 82.1 kJ of energy are absorbed for...

A: Nitrogen reacts with oxygen to form dinitrogen oxide. The equation for the balanced chemical reactio...

Q: The K, of propanoic acid (C,H,COOH) is 1.34 × 10-³. Calculate the pH of the solution and the concent...

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Q: 3. 4Fe s) Calcu

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as...

Q: The standard enthalpy change for the combustion of 1 mole of propane is –2043.0 kJ.         C3H8(g)...

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Q: The solubility of CO2 gas in water Select the correct response: decreases with decreasing temperatur...

A:     The solubility of CO2 gas in water _________. We have to find out the relationship between tempe...

Q: Calculate either [H,*] or [OH¯] for each of the solutions. Solution A: [OH-] = 1.79 × 10-7 M; [H30*]...

A: Calculate [H3O+] or [OH-] and identify which of these are basic ?

Q: Identify the type of isomer for (S)-3-methylheptane. Racemic (*) Levorotatory isomer (-) Dextrorotat...

A: Answer - The correct option is (d) Has to be experimentally determined Explanation - According to th...

Q: Answer with steps please

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Q: of

A: Calculating the Ratio So 1 molecule of methane has a molecular weight of: 1 * 12.01 + 4 * 1.008 = 16...

Q: The airbags that protect people in car crashes are inflated by the extremely rapid decomposition of ...

A: Decomposition reaction is a reaction in which a single reactant decomposes to form two or more produ...

Q: How many moles of KClO₃solid must be reacted according tothe following balanced chemical reaction to...

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Q: kJ and its normal boiling point is 99. °C. Calculate the vapor pressure of X at mol The enthalpy of ...

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Q: 6. Tarnished silver can be restored by contact with magnesium in a salt solution. In this reaction, ...

A: Please find your solution below : Tarnishing of silver is a phenomenon in which a surface layer of t...

Q: What is the purpose of the Claisen adapter in the reflux setup? Select one: to prevent bumping of th...

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Q: p+a |(V-nb)=nRT The van der Waals equation of state. R stands for the gas constant and n for moles o...

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Q: In an experiment, a chemist prepared two different buffer solutions. For each one, calculate the mol...

A: (a) Solution -

Q: A system is compressed from 250 L to 5.0 L at a constant pressure of 10.0 atm. What is the amount of...

A: Consider the given information is as follows; Initial volume V1 = 250 LFinal volume V2 = 5.0 LPressu...

Q: H,SO, (A) но 180° K,Cr,0, H,SO, (B) он (F) (E) (D) (C) NaH (G) + ethyl chloride -OH (H) (1) + ) *hro...

A: here we are required to predict the product of the reaction when different reagents are used

Q: 2. How many grams of PtBr4 are needed to react completely with 54.8 g of LINO3? LINO3 -> LIBR Pt(NO3...

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Q: What is the final temperature (in °C) of 150.1 g of water (specific heat = 4.184 J/g･°C) at 24.20°C ...

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Q: Predict reagents needed to complete this SN1 solvolysis reaction. Br

A: Detail mechanistic pathway for SN1 reaction is shown below

Q: The boiling point of 500.0L of water was determined to be 100.0°C. Ana has decided to increase the b...

A: To solve this question, use formula which contain change in temperature, Kb in it and solve for mass...

Q: Free Energy (kcal/mol) 15 25 20 B 10 C Reaction progress - Use the reaction energy diagram above to ...

A: The energy diagram given is,

Q: A reaction occurs according to the following balanced chemical equation: 5 A (s) + D (aq) 2 E (g) + ...

A: Given :-  5A(s) + D(aq) → 2E(g) + 5G(aq)  Mass of A = 4.22 g  Molar mass of A = 170.32 g/mol  To cal...

Q: Complete the following table for aqueous solutions of potassium hydroxide. Show complete solution. M...

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Q: determine the chemical reaction that possible occur during storage of squash soup

A: The chemical reaction that possible occur during storage of squash soup is the browning reaction Br...

Q: B: Which of the following statements regarding the overall reaction R → P is/are incorrect? Select a...

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Q: Consider the following decomposition reaction and corresponding rate constants, and answer the follo...

A: Equilibrium constant = Kc = Kf ÷ Kb 

Q: + НОCH3 + H20 HO OCH3 H3CO OCH3 This reaction is classified as: addition substitution elimination cy...

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