QUESTION 3 A 25.3-g sample of potassium sulfate is dissolved in 350.0 mL of solution. Calculate the molarity of this solution. OA.0.415 M OB. none of these 8.86 M OD. 6.9 M OE. 0.0508 M

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A: Given,  Amount of current = I = 2.50 A  Mass of the Au = W = 5.00 g  How many minutes are required…

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A: Given : We have to balance the given incomplete reaction.

Q: The following concentrations are found in mixtures of ions in equilibrium with slightly soluble…

A: Given,  (d). Ag2SO4: [Ag+] = 2.40 ×× 10–2 M, [SO42−] = 2.05 ×× 10–2 M (e) BaSO4: [Ba2+] = 0.500 M,…

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

Q: Calculate the potential developed by a voltaic cell using the following reaction if all dissolved…

A: Given cell reaction is  2 Fe2+(aq) + H2O2(aq) + 2 H+(aq) ---> 2 Fe3+(aq) + 2 H2O(l)  Temperature…

Q: Ph HPhạP

A: The wittig reaction is a chemical reaction of an aldehyde or ketone with a triphenyl phosphonium…

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A: Valence electron of nitrogen is five and valence electrons of oxygen is six

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A: reaction for which the overall ΔH⚬ is negative is exothermic. When it is positive the it is…

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A:

Q: Blance the following equation!! asing Oxidation States and half- reactions ?

A: Steps to balance a redox reaction in acidic medium Write skeletal equation (net ionic equation)…

Q: How many milliLiters of 0.01000 N Ba(OH)2 are theoretically required to titrate 0.03000 g of H3AsO4…

A: Given : Mass of H3AsO4 -->  0.03000 g Normality of Ba(OH)2 = 0.01000 N

Q: Chemistry 1a. Draw the structure of dehydroascorbic acid. 1b. Draw the structure for ascorbic acid.…

A:

Q: The (2-aminoethyl)phosphine ligand, acts as a bidentate ligand with metals of Transition. i) How…

A: The structure of (2-aminoethyl)phosphine ligand is

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A: Given: Kb of pyridine = 1.7×10-9 Molarity of salt = 0.62 M pH = 4.5

Q: How many KJ of energy are released when 6.39 g of Fe reacts with excess O₂? Given the following…

A:

Q: For each of the following compounds, decide whether the compound's solubility in aqueous solution…

A: The compounds given are BaCO3, CaI2 and CuBr.

Q: Write a balanced net ionic equation for each of the following acid-base reactions in water.     1.…

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Q: Determine if the synthesis of sulfuric acid is a spontaneous reaction at 25°C. Chemical Equation: S…

A:

Q: Which of the following is a precipitation reaction?

A: 2 option is correct.

Q: Ammonium perchlorate (NH CIO) is the solid rocket fuel used by the U.S. Space Shuttle. It reacts…

A: Given: Mass of NH4ClO4 reacting = 3.0 g.

Q: A voltaic cell is based on a nitrate/NO half-cell and a NiCl2/Ni half-cell. (Heads up, the chloride…

A: Answer: This is the example of Galvanic cell in which chemical energy is converted into electrical…

Q: 600.0 mL of a gas is at a pressure of 8.00 atm. What is the volume of the gas at 2.00 atm?

A: Given :  Initial volume(Vi) = 600 ml  Initial pressure (Pi) = 8.00 atm  Final pressure (Pf) = 2.00…

Q: Question 10 Which of the following statements about the salt bridge in a voltaic cell is false? O a.…

A:

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Q: Provide Major products H13C- C-ce + Na Br 12 Aldol addition of XS H3C-CH₂-C-H + -OH

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Q: 18. (R)-Butane-1,2,4-triol 19. 2-Chlorohex-3-yn-1-ol 20. (1R,2R)-Cyclopentane-1,2-diol

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Q: Calculate the quantity of charge necessary to produce 5.0 liters of H 2(g) at 25 °C and 1 atm from…

A: Given: Volume of H2 = 5.0 L Pressure = 1 atm Temperature = 25oC

Q: The preparations of two aqueous solutions are described in the table below. For each solution, write…

A: The solutions given are,

Q: How many mL of 0.637 M HI are needed to dissolve 8.01 g of MgCO3? 2HI(aq) + MgCO3(s) MgI₂(aq) +…

A: Given-> Molarity of HI = 0.637 M Weight = 8.01 gm

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A: Note : Compound A is more soluble in mobile phase. Therefore compound A is less polar and having…

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Q: The graph shows the amount of a gaseous product formed over time during two trials of a reaction. A…

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Q: At a particular temperature, K= 3.75 for the following reaction. SO₂(g) + NO₂(g) = SO3(g) + NO(g) If…

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Q: 28. if 5 moles of NaCl is added to a 1 liter of pure water what will be the percent by mass of the…

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Q: A cell is constructed by immersing a strip of silver in 0.10 M AgNO 3 solution and a strip of lead…

A: Given: Cell prepared by AgNO3/Ag and Pb(NO3)2/Pb halves. And the concentration of Ag+ (from AgNO3 )…

Q: How many KJ of energy are released when 6.39 g of Fe reacts with excess O₂? Given the following…

A: We have to predict the energy released

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A: We are to discuss if it is advantageous or disadvantageous for pathogen to be deadly.

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Q: reaction 3+ 3+ Fe³+ (aq) + 6H₂O(l) → Fe(H₂O) (aq) 6 3+ 3+ Al³+ (aq) + 6 H₂O(1) → Al(H₂O)™ (aq) 6…

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Q: Chemistry 1a. Draw the structure of dehydroascorbic acid. 1b. Draw the structure for ascorbic acid.…

A: Ascorbic acid is an acid and dehydroascorbic acid will be the dehydrated form of ascorbic acid. In…

Q: Chemistry 1a. Draw the structure of dehydroascorbic acid. 1b. Draw the structure for ascorbic acid.…

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Q: (a) (b) C

A: A) In this gas compressed and formed liquid... Or it may be liquid.  B) in this 2 different fluid…

Q: How many KJ of energy are released when 6.39 g of Fe reacts with excess O₂? Given the following…

A:

Q: What is the difference between ideal gas and real gas laws?

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Q: voltaic cell is constructed with one cell consisting of an Cd electrode in 1.0 M Cd 2+ and another…

A: Given-> [Cd2+] = 1.0 M [Sn2+] = 1.0 M ->Cd electrode losses mass , Sn electrode gains mass.