Calculate the volume of 0.0602 M EDTA needed to titrate 11.63 mL of 0.0725 M Mg(NO3)2.

Q: Cu+ (aq) + Cu(s) K = 6.2 × 108 2+ Pb²+ (aq) + 2e¯ = Pb(s) K = 4.0 × 10-5 Fe³+ (aq) + 3e = Fe(s) K =…

A: Higher the value of reduction potential or equilibrium constant, higher is the tendency of the…

Q: Calculate the value of the free energy change, ΔG, for the reaction below at 600.0ºC when the…

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Q: A 870-g quantity of a substance is at its melting point of -117.9°C in the liquid state. The heat of…

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Q: Explain the step in filtration technique.

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Q: IR.HNMR.C.NMR what the?

A: The IR and NMR spectroscopy helps us to find the structure of the unknown organic compounds.

Q: [3] (b) Formulate the criteria of spontaneity at constant volume and pressure by using the Helmholtz…

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Q: 18 19 20 21 22 23 Write the electron configuration for a carbon anion with a charge of -1. 0 ? X 24

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Q: Consider the reaction: H₂(g) + C₂H₂(a)-C₂H(9) Using standard absolute entropies at 298K, calculate…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: f an instrument gives a response of 1240 for a standard containing 8 ppm of a substance, how much if…

A: The given question can be solved by using the unitary method. The assumption that we are taking is-…

Q: Q1): The concentration of salt is given as a function of time by: de -=37.5-3.5x dr at the initial…

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Q: REACTIONS 1. concentrated sulphuric acid + solid potassium chloride 2. concentrated sulphuric acid +…

A: When sulfuric acid reacts with halide ion they undergoes redox reaction. Here from the given…

Q: Question 9 of 11 As the temperature decreases, what can be said about a sample of gas particles? A)…

A: Generally temperature is the measure of the average kinetic energy of all the molecules present in…

Q: Question 20 You have plenty of saits that are in front of you and you are trying to figure out which…

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Q: and assuming concrete is 100% by volume CaO, how much CO2 was released producing the concrete used…

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Q: Write the expression for the equilibrium constant for each equation. =PC1s(g) a. PC13(g) + Cl₂(g) b.…

A: The equilibrium constant of a chemical reaction is the value of its reaction quotient at chemical…

Q: Which of the following best indicates a pure sample when taking a melting point? Choose one answer…

A: Melting point Apparatus are used to determine the range of melting point of solid substances…

Q: Crystalline silicon has a cubic structure. The unit cell edge length is 543 pm. The density of the…

A: Given, edge length (a) = 543 pm = 5.43 × 10-8 cm Density (d) = 2.33 g/cm3 Number of Si atoms (Z) = ?…

Q: You add 50.00 uL of 25.00 M NaOH (m = 39.9971 g/ mol) to 100.0 mL of a 0.252 mol/L NaCI (7=57.959 g/…

A: NaOH is a strong base while NaCl is an ionic salt hence it can't form buffer or can't react with…

Q: 5) pH Calculations of Polyprotic Systems c. What is the pH of 0.1000 M Na2HPO4? (Ka2=6.2x10-8,…

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Q: [Review Topics] [References] Use the References to access important values if needed for this…

A: Given, pOH of an aqueous solution at 25°C = 3.50  pH of the solution = ? Hydronium ion concentration…

Q: In a titration of 77.0 mL of a 0.500 M solution of the diprotic acid H₂C₃H₂O₄ (malonic acid) with…

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Q: Categorize each as a determinate or an indeterminate error and further classify determinate errors…

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Q: Part A What is the standard Gibbs free energy for this reaction? Assume the commonly used standard…

A: ∆Horxn = -3352 KJ = -3352 × 103 J ∆Sorxn = -625.1 J/K

Q: Consider the following system at equilibrium where AH° = 182 kJ, and Kc = 7.00x 10-5, at 673 K.…

A: Given reaction is NH4Is⇌NH3g+HIg

Q: Enter the combination of letters and numbers that best represent the flow of electrons for the irst…

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Q: . Compare and contrast Ionic, Covalent and Metallic properties. Similarities I and M? I and C? M and…

A: Here we have to find out differences and similarities between ionic,covalent and metallic bonds.

Q: A chemical reaction takes place inside a flask submerged in a water bath. The water bath contains…

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Q: A 15.0 % (w/w) NiCl2 solution has a density of 1.149 g/mL. Calculate the Molar concentration of 1L…

A: Given that -  % w/w of NiCl2 = 15.0%  Density of this Solution = 1.149 g/mL  Volume of Solution = 1…

Q: Propose an efficient synthesis CI MeO O OMe OEt COOH Br NO₂ O EtO

A: We have to propose an efficient synthesis.

Q: How many millilitres of 0.25 M sucrose solution contains 50.0 mg of the solute? Formula:  Molarity =…

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Q: 1. 2. ند عليهم H 6. 7. NO₂ H

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Q: the partial vapor pressure of water in the air surrounding the cookie is measured and is found to be…

A: The water activity in food is defined as the ratio of vapor pressure of water above the food to the…

Q: H 0=C=0 + NH + NH → H–N–C-NH + HO-H T H H H H Using the bond enthalpies, calculate the enthalpy of…

A: Given reaction is :  Use the bond enthalpies, calculate the enthalpy of reaction for the above…

Q: 2. Find the mass, in grams, of magnesium hydroxide that will be produced when 25.0 mL of 0.235-M…

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Q: Give the products of the following reactions. CH3 (i) KMnO4, OH, A (ii) H₂O* CH3COOH + PC13 BrCH₂CH3…

A: Here we are required to find the product of the reaction

Q: Directions: Solve for what is being asked in the following problems. Round your answers to two…

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Q: State whether the bonding in each compound is likely to be covalent , ionic , or NA iron,  Fe2…

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Q: List these electron subshells in order of increasing energy. 5p, 6s, 6p, 4f Note for advanced…

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Q: Draw all the products. Are Steroisomers formed? Br og hv +

A: Given reaction is :  Draw all the products = ?  Are stereoisomers formed = ?

Q: Why does the glasswares need to be rinsed with 0.1 M HNO3 prior to use?

A: Analytical chemistry is branch of chemistry that refers  to technique for the detection,…

Q: When [Cu²+] = 1.49 M, the observed cell potential at 298 K for an electrochemical cell with the…

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Q: CH3CH2CH=CH2(g) + HCl(aq) ---> CH3CH2CHClCH3(aq). Based on this reaction, what are the delta H and…

A: Give in following question a organic reaction propene reaction with HCl and formation of 2- chloro…

Q: How many coulombs of charge are necessary to produce 341 g of Al from Al³+ (aq)? (F= 96,500 C/mol) 1…

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Q: Aqueous solutions of four acids (HA) are shown. For clarity the water molecules have been omitted.…

A: According to the Arrhenius theory, the substance that gives hydrogen ion H+ in the aqueous solution…

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Q: Prove that the statement is correct, give the solution and formula of the problem In a lab, a…

A: Given,  Theoretical yield = 12.3 grams  Experimental yield = 10.1 grams

Q: The following is the brief summary of how Aliquot 1 was prepared in Expt. 8: Step 1: The unknown…

A: Given data,Mass of steel sample=0.5079 gTotal volume of stock solution=200mL=0.200LVolume of stock…

Q: Decide whether each molecule or polyatomic ion is polar or nonpolar. If the molecule or polyatomic…

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Q: Self-test 16.2 A CH₂Cl molecule has a C-Cl bond length of 178 pm, a C-H bond length of 111 pm, and…

A: Solutions- Given- C-Cl bond length = 178 pm C-H bond length = 111 pm.

Q: 50.00 mL of 0.100 M Co³+ is titrated with 0.110 M MnO₂². Co³+ + eCo²+ Eº = 1.92 V MnO4 + e MnO4² Eº…

A: Known [Co3+] = 0.100 M = M1 ; Volume = 50 mL = V1 [MnO4-2] = 0.110 M = M2 , Volume = ? At equivalent…