what is acid-base equilibrium or electrochemistry?

Q: total heat (in J)

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Q: For the reaction that is run at 25°C, Kc= 2a10 N2(g) + O2(g) =2 NO(g) Whatlis the value of Kc for…

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Q: The Ksp of Caco3 is 8.7x10-9. Calculate the mass of precipitate in grams that forms when 100 ml. of…

A: Answer: The amount of CaCO3 that will be remain in solution will be equal to its molar solubility,…

Q: Hydrazine, N, H,, reacts with oxygen to form nitrogen gas and water. N,H,(aq) + 0,(g) - N, (g) + 2…

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Q: 4.Complete the following reaction H SO, (a) + ΗΝΟ, CH3 (b) FeCls + Br2 CH3 Br. (c) + H,SO4 Br

A: Aromatic electrophilic substitution reaction: Aromatic electrophilic substitution reactions are the…

Q: он H,SO4 heat DBU Br

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Q: Part A For the hatl-reaction Cr"eCr, E- 0.424V excess Fe(s) is added to a solution in which (Cr"]…

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Q: 0.33 M MgCl2. What is the molar concentration of the NaOH? MgCl2 + 2N2OH 2NaCl + Mg(OH)2 [?]M NAOH…

A: The given balanced equation is: MgCl2 + 2NaOH  ----> 2NaCl + Mg(OH)2  The required mole ratio is:…

Q: 1.Using the radius ratio, predict the type of hole where the Mg2+ ion is present in the MgS crystal…

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Q: Identify what is being described in every item. 1. It refers to the enthalpy change when one mole…

A: We are given the definition of some scientific terms and we have to find the term it defines.

Q: What volume of 1.25 M HCI reacts with 13.49 g Al in the reaction below? 2AI + 6HCI → 2AICI3 + 3 H2…

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Q: please help me to answer theses question Synethesis of soap, What is the advantage of refluxing a…

A: Refluxing is a heating technique that is used to heat a solution without boiling away significant…

Q: Calculate the potential of each cell below. 4. Pt / Fe3+ (0.0886 M), Fe2+ (0.1420 M) // SHE 5. SHE…

A: 4. Given that, a cell reaction is Pt|Fe3+(0.0886 M), Fe2+(0.1420 M)||SHE. So, the oxidation half-…

Q: 4.The following two molecules undergo stereospecific eliminations reactions. Draw the expected…

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Q: Describe the preparation of 5.0L of 0.358 M BaCl2 from BaCl2.2H2O (244 g/mol).

A: Given, Molarity of BaCl2 solution = 0.358 M = 0.358 mol/L Volume of the solution = 5.0 L Molar mass…

Q: A 2.35 g sample of an unknown gas at 51 °C and 1.05 atm is stored in a 1.35 L flask. What is the…

A: Given, mass of a unknown gas sample (m) = 2.35 g Temperature (T) = 51°C = (51 + 273.15) K = 324.15 K…

Q: Hydroxylation with osmium tetroxide adcls with anti-stereochemistry. Select the correct response:…

A: Hydroxylation reaction : Hydroxylation reaction is an oxidation reaction. In presence of Osmium…

Q: How much energy is released when 2.50 metric tons of H 2 gas undergoes nuclear fusion?

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Q: Refer to Compound X1 as shown below: но он HO 3 HO, HO

A: Chair conformation is diagrammatic representation of molecules in which atoms 2 , 3,5,6 lies in same…

Q: in a laboratory 250 ml of Potassium chloride (KCl) solution with concentration 0,005 mol/l is needed…

A: 250 mL of 0.005 mole/L KCl solution is prepared from a stock solution, having a concentration of 0.1…

Q: and 23.Different forms/conformations of the same molecule

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Q: The alkalinity of natural waters is usually controlled by OH (MW = 17.01 gimole). CO,2 (Mw = 60.01…

A: To reach the phenolphthalein end point, OH- reacts completely and CO32- react partially to form…

Q: What is the effect on the molar solubility of calcium hydroxide when bubbling a noble gas through…

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Q: Which of the following is not true? 1. When conditions are NOX-limited, the excess of VOCs in the…

A: We have asked to find out which statement is not true among the given four statements. The answer to…

Q: Use the van der Waals equation of state to calculate the pressure P of 3.90 mol of CO, at 477 K in a…

A: Answer: Ideal Gas equation is: Pv=nRT   Van der Walls's equation is: (P+an2V2)(V-nb)=nRT   Here:…

Q: What is the oxidation number of Ca in Ca3N2? Choose the right answer in the given choices below:…

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Q: Write the set of 4 quantum numbers that would be used to describe the last two electrons that would…

A: Electron configuration of elements is written by following 1) Aufbau's principle :- It states that…

Q: Calculate the pH, the pOH, and the molarity of all species in solution for a 6.15 M methylammonium…

A: We have asked to calculate pH, the pOH  and molarity of all species in solution. The answer to this…

Q: What volume of 0.35 M Ca(NO3)2 is required to completely react with 50.0 mL of 0.75 M K2SO4?…

A: Calcium nitrate reacts with potassium sulfate to form calcium sulfate and potassium nitrate. The…

Q: Consider the following equilibrium: 2H2(g) + X2(g) =2H2X(g) + energy Increasing the temperature will…

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Q: Following are the 'H and "C NMR spectra for each of four isomeric bromoalkanes with ormula CaH;Br.…

A: Solution-

Q: Nitrogen gas (N 2) reacts with hydrogen gas (H 2) to form ammonia (NH 3), At 200°C in a closed…

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Q: An aqueous solution of CH3COOH is found to have the following equilibrium concentrations at 25°C:…

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Q: What the "fractional saturation, YO2"? Please use more than 100 words.

A: Fractional saturation :  An experimentally more useful quantity is the fraction Y of protein with…

Q: b) он Ме Me H,C CH3 но

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Q: Which oxidant will generate more energy from oxidation of a carbohydrate (CH2O): Nitrate or Oxygen.…

A: To determine: Which oxidant will generate more energy from oxidation of a carbohydrate (CH2O):…

Q: How many total electrons are transferred during the reaction of the oxidation of oxidation according…

A: Please find your solution below : Oxidation is defined as the loss of electrons.

Q: 19. Which one of the following statements regarding a weak base is not correct? a. A weak base…

A: Which one of the following statements regarding a weak base is not correct ?

Q: Which change in oxidation number represents reduction?    Choose the right answer in the given…

A: Ans : b -1 to -2  In option a,c,d the oxidation number is increases hence these option show…

Q: 6. Given the equation_N, + _H2 → N,? (10.8 g H,) NH3, how many grams of H2 are needed to react…

A: You have asked multiple type questions, we will solve only first  questions for you. If you want any…

Q: At a particular temperature, N 20 5 decomposes according to a first-order rate law with a half-life…

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Q: Diel-Alder product of heating hexa-1,3,5-triene with maleic anhydride

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Q: what is the mass percentage of Ag in a piece of metal with 50.4 g of Ag in a 125 g sample?

A: Given, mass of Ag = 50.4 g  mass of sample = 125 g mass percentage of Ag = ? %

Q: Balance each redox reaction in acid solution using the half reaction method. II. 9. As → H2ASO4¯+…

A: Balanced the redox reaction under acidic condition by using half reaction method--

Q: provide answer and solution

A: Two charges Q1 = +3 nC and Q2 = -7 nC are separated by a distance of 50 cm., The modulus of electric…

Q: 1093-g sample of impure Na2CO3 was analyzed by residual precipitimetry. After adding 50.00 mL of…

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Q: 4. Predict the product obtained from following oxidation reaction (a) он Naoa CH,COOH

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Q: 5) What is the effect on the molar solubility of calcium hydroxide when bubbling a noble gas through…

A: Common ion effect: According to this effect the solubility of an ionic precipitate will decreases if…

Q: Suggest suitable reagent(s) and condition(s) to differentiate the following pairs of organic…

A: Cyclohexene is an organic compound in which a double bond is present in six membered cyclic ring.…

Q: Oxygen has an oxidation number of –2 in?   Choose the right answer in the given choices below: a.)…

A: Oxygen has an oxidation number of –2 in?   Choose the right answer in the given choices…