Following the net ionic equation of the reaction:              Na + FeSO4 → Na2SO4 + Fe How should its Keq be expressed?     Fe2+/ Na+     [Na+]2 / Fe2+     Na+ / Fe2+     [Na2SO4] [Fe] / [FeSO4] [Na]

Q: 8 Answer true or false. (a) Water is a good solvent for ionic compounds because water is a polar…

A: Ans. (a) True Water has a high dielectric constant and is polar in nature therefore ionic compounds…

Q: Benzyl chloride is reacted with different nucleophiles (HO-, CH3COO-, PhO-, CH3O-). Arrange them in…

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Q: Question 7 Which of the following haloalkanes undergoes the fastest SN2 reaction with NaN3…

A: The answer is as follows:

Q: How many moles of ammonia are required to react completely with 111 Lof oxygen gas according to the…

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

Q: Consider an electrochemical cell constructed from the following half cells, linked by a KCI salt…

A: A spontaneous reaction can be given as the reaction that occurs on its own that is there is no…

Q: Which is the better base? CH30 CH3S or CH30- CH3S-

A: Answer: CH3S-

Q: जोण्ट को खेतेपलेणच्छ ली a) (z) 2,3-dime thyl-3-hexene 1,3-hexa digme (b)

A: Given : IUPAC name of compounds  (Z) 2,3-dimethyl-3-hexene  1,3-hexadiyne  To draw :- structure of…

Q: Which of the following statements is/are correct? I. Positron emission decreases the mass number of…

A: Positron emission occurs when a proton in a radioactive nucleus changes into a neutron and in that…

Q: Write the equilibrium expression for this reaction: HNO,(aq) + H,O() H,0 (aq) + NO, (aq)

A: Equilibrium constant is the ratio of product of concentration of products raised to their…

Q: For a certain system, the equilibrium constant, K, is 8.73 x 1012. What is true about this system…

A: NOTE: The answer for the "full attention to survey" question will be lithium as its asked to select…

Q: A reaction must be nonspontaneous at all temperatures when Select one: О а. AH is negative and AS is…

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Q: atomic number = 17, atomic mass = 35.45, and symbol = Cl. %3D a. What is the element's name? b. How…

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Q: Trial 1: Initial pH= 3.92mL Mass of KHP and Paper= 0.868g Mass of paper= 0.357g Mass of KHP= 0.511g…

A: The titration curves for both the trials given are,

Q: If a buffer solution is 0.140 M in a weak base (K, = 5.6 x 10-) and 0.400 M in its conjugate acid,…

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Q: Fe+2 + Cr2O7 -2  → Fe+3 + Cr+3   How many mole/s of H2O molecules is/are uproduced in a balanced…

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Q: Predict the major substitution product only of each of the following reactions. Each of these…

A: Here we are required to predict the product of the SN2 reaction

Q: Calculate the half-life of a radioisotope if it decays to 12.5% of its radioactivity in 12 years.

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Q: The equilibrium constant, K, for the folowing reaction is 1.20x1o2 at 500 K PCI,(9) PCIy(0)+ Clzla)…

A: Equilibrium constant K = 1.20 * 10-2

Q: What is the mass of a piece of iron that releases 396.40 joules of heat as it cools from 64.28…

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Q: A compound contains 76.47% Cr and 23.53% O. Calculate the empirical formula. Cr= 52.00 g/mole,  O =…

A: Given :-  Percent composition of Cr = 76.47 %  Percent composition of O = 23.53 %  MM of Cr = 52.00…

Q: Multiple Choice never occur in nature. produce structurally weak materials. contain no peptide…

A: In beta pleated sheets there is the proper organized manner thus making it inelastic  Whereas beta…

Q: Imagine a 22.4L box filled with air. The pressure is 615 mmHg and the Temperature is 22ᵒC. How many…

A: 760 mmHg is equal to one atm of pressure

Q: What is the main product of the following reaction? Na* OEt ELOH Br no reaction OEt A B D E

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Q: xsH28 CH2=CH-SIMECI2 A heating xsH20 HSİMECI2 В H2SO4

A: Product A is formed by the reaction of vinylmethyldichlorosilane with excess H2O. Product B is…

Q: The reaction between baking soda and vinegar is;NaHCO3(s) + HC2H3O2(aq)→NaC2H3O2(aq) + H2O(l) +…

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Q: 15 Write equilibrium expressions for these reactions. (a) 2H,0,(g) 2H,0(g) + O,g) (b) 2N,0,(g)=…

A: Equilibrium expressions for the given reactions

Q: Calculate the value of E cell for the following reaction: 2Au(s) + 3Ca2"(aq) → 2AU3"(aq) + 3Ca(s)

A: Standard reduction potentials are as follows- Au3+(aq) + 3e-→Au(s)        E°red = 1.50 V Ca2+(aq) +…

Q: You prepare a saturated LiF solution at room temperature and use a fluoride ion selective electrode…

A: Answer: 1.84×10^-3

Q: What is the total number of moles (r) of electrons exchanged between the oxidizing agent and the…

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Q: The "action level" concentration for lead in drinking water is 15 ppb lead. How many grams of lead…

A: Given : concentration of lead in solution = 15 ppb  Volume of water = 1 L  To calculate :  Mass of…

Q: Which of the following Lewis dot structures is a valid Lewis structure? :F: F: H H H-P-H H. None of…

A: A. PH3 has valid Lewis dot structure.  There are eight electrons around the central P atom (2*3 = 6…

Q: The condensation reaction shown below produces 2 anomeric products. Draw the structures of both…

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Q: Which is the better acid? CH3OH or CH3NH2 снзон CH3NH2

A: Given CH3OH or CH3NH2 Which is the better acid = ? Note: CH3OH is a alcohol CH3NH2 is a amine

Q: H2 and Ci2 are mixed together, initially without any product, HCI. The system is monitored over time…

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Q: A sample of KHP, KHC3H&O4, weighing 2.035 g is titrated with NAOH and backtitrated with HCl. NaOH…

A: Potassium hydrogen phthalate, most commonly called KHP, is an acidic salt having the molecular…

Q: Which polymerization shown takes place by a condensation reaction? R-C-CH; + nH;C=CH; H: n NH CH;le…

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Q: How many of the following statements are true? i) Enantiomers are always chiral ii) A molecule that…

A: A carbon atom is the chiral if it is connected with four different groups. However enantiomers are…

Q: Draw the Lewis structure of elements and determine the number of electrons gained or lost by an…

A: Here we have to write the Lewis structure of ionic compounds formed  from the respective elements…

Q: Hexamethylenediamine (C6H16N2) is one of the starting materials for the production of nylon. It can…

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Q: Jsing the table of the weak base below, you have chosen Ethylamine as your weak base in the buffen…

A: Given: pH of buffer = 10.1

Q: Calculate the ÄE°rxn for the decomposition of calcium carbonate to calcium oxide and carbon dioxide.…

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Q: Consider the following standard reduction potentials in acid solution: Cr*+3e → Cr Co2+ + 2e → Co…

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Q: (a) 250 mL of a 3.6% w/v solution of NaCl in water (b) 625 mL of a 4.9% w/v solution of glycine,…

A: % w/v concentration of the solution = [mass of the solute in g/ volume of the solution] x 100

Q: The equilibrium constant, K, for the following reaction is 1.29x102 at 600 K. CoCi,(9) co(9) +…

A: Representations of equilibrium constant Kc:-             Kc = [CO(g)][Cl2(g)] ÷ [COCl2(g)]

Q: How many molecules are in 0.200 g CO2? C= 12.01 g/mole and O = 16.00 g/mole

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Q: How many o and a bonds are in each compound? :C number of o bonds: number of r bonds: number of o…

A: σ bond: σ bonds are formed by end to end overlapping of atomic orbitals. Overlapping occurs along…

Q: Complete the following synthesis by providing the correct resctants), reagent(s), or productis in…

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Q: Determine the equilibrlum constant (Keg) at 25°C for the reaction Cl2{g) + 2Br¯ (aq) - 20" (aq) +…

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Q: Pls ignore the highlighted part __________ is reduced in thefollowing reaction: Cr2O72- + 6S2O32-+…

A: In this question we have to tell which species is reduced in the given redox reaction.

Q: The standard reduction potentials (E®) for the following half reactions are given. Oxaloacetate +…

A: We would check given standard reduction potential value of given half reaction to determine…