proton acceptor A NH 3. Но

Q: 20.0 mL water sample was titrated with 0.0100 M EDTA solution that required 14.50 mL for CaCO3…

A: Here we have to determine the hard ness of hard water interms of CaCO3 if 20 mlbof hard water sample…

Q: 2. Using the average molarity in #1, determine the total hardness of water sample used in the…

A: Using 1,MEDTA=MCaCO3VCaCO3VEDTA

Q: What is the Kc expression for this reaction? 2N6CIA(g) NbCla(g) + NbCls(g)

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Q: Draw the major product of this reaction. Ignore inorganic byproducts. 1. Hg(OAc)2, H20 2. NaBH4,…

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Q: 13.) The bond energy for H-H is given by AH1 and the bond energy for N-N is AH2. If the bond energy…

A: Answer : A

Q: What does a double bond consist of? none of the other choices is correct. b. Two sigma bonds c. Two…

A: Answer are as follows:

Q: Write the balanced net ionic chemical equation for each of the following reactions: AgNO3 with NaOH…

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Q: What specific substance can act as an acid or base?   Choose the correct answer: a.) Hydronium Ion…

A: What specific substance can act as an acid or base?

Q: What are the other tests performed for the measurement LUTEINIZING HORMONE? Explain the principle…

A: This test measures the level of luteinizing hormone (LH) in your blood. LH is made by your pituitary…

Q: The initial rate of decomposition of acetaldehyde CH; CHO → CH, + CO Was measured at a series of…

A:

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

A: Solution-

Q: Half-reaction 3e > Au + 4 Br 2e > Zn + 0,858 v -0.760 v For the above calculate the standard cell…

A: In balanced redox reaction,  element which have higher reduction potential is reduced while element…

Q: MIXED ALDOL CONDENSATION: SYNTHESIS OF DIBENZALACETONE 5. What is the purpose of refluxing in this…

A: As per our community guidelines, we can only answer one question, and for the answer to the rest of…

Q: Nz1g) + % Hy(9) NH, lg) 2 N219) 19,4 65.0

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Q: Calculate the molar concentration of a solution containing 18 g of NaOH in 100 mL water. (Density…

A: Mass of NaOH = 18 g Volume of water= 100 ml = 0.1 L Molar mass of NaOH = 40 g/mol

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: CH3 (b) CH,CH,CH,CH,Br CH,CH,CH,CH,CH,CH,CH,CH,

A: Allylic bromination refer to the substitution of a bromine for a hydrogen on an allylic carbon.…

Q: 3. (a) Strategies the synthesis of the given transformations to ensure no side-product (provide the…

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Q: 3. A compound is found to contain 63.52 % iron and 36.48% sulfur. Find its empirical formula.

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Q: 8.) A container holds 15 L of 3.00 mol of diatomic gas at a pressure of 8 atm and 298 K. If the gas…

A: 8) Given that, for an adiabatic reversible expansion process, The initial volume is V1 = 15 L, The…

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

A:

Q: Given data : Force applied=2 N Displacemnt of object=3 m Find the work done

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Q: How many grams of Al are needed to produce 0.450 L of 1.6 M solution of AICI3? 2AI + 6HCI → 2AICI3 +…

A: Given-> Volume of AlCl3 = 0.450 L Molarity = 1.6 M

Q: 3) When 0.279 g of a molecular compound, benzoic acid, was dissolved in 43.0 g of benzene, the…

A: The formula used is :-  ∆Tf = Kf m  Where  m = molality = miles of solute ÷ mass of solvent in kg…

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: Given the cell reaction: Ca(s) + Mg2+(aq) → Ca2+(aq) + Mg(s) Which substance was oxidized?

A: Given :-  Ca(s) + Mg2+(aq) → Ca2+(aq) + Mg(s)  To identify :-  Oxidized substance

Q: e gas. What volume of water undergoing a temperature change of 52 degrees Celsius is

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Q: Pick the correct half equations for the electrolysis of copper sulfate using copper electrodes.…

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Q: a. Which of the following indicates reduction? Oxidation number     Electrons         Oxygen A.…

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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: (a) Classify the following as primary, secondary or tertiary alcohols: i. 2-methylpropan-2-ol:-- ii.…

A: Classification of the following alcohols

Q: 3. Zn(s) + Pb(NO,),(aq) → Circle one: VOLTAIC / ELECTROLYTIC Substance oxidized: Substance reduced:

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

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Q: Assume an organic compound has a partition cocfficient between water and ethyl acetate equal to…

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Q: Complete and balance the following half-reactions: Cl, CI HOBR HBr (acid solution) W,O, WO, (acid…

A: Here we have to balanced the following half reaction in acidic medium .  Here to balance O atom we…

Q: Given the equilibrium: 2HCI H2 (g) + Cl2 (e) Keg = 3.7 predict the equilibrium conc. of all…

A: As per our guidelines we can only solve first three sub-parts. Please resubmit the other questions…

Q: The equilibrium constant expression for the reaction 2BrF5 (g) Br2 (g) + 5F2 (g) is Multiple Choice…

A: Given-> 2BrF5(g) <-----> Br2(g) + 5F2(g)

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

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Q: Br CH3CI AIC13

A: ->In the given reagent AlCl3 is Lewis acid. Which is used for generating electrophile. But here…

Q: Show how the compound can be prepared from acetylene and alkyl halides with four or fewer carbon…

A: Given ketone is :

Q: Draw the Lewis structure and geometry shape for XeF2 Don't forget to show the number of available…

A: The geometry of XeF2 is trigonal bipyramidal with limear shape. The lewis structure is shown as…

Q: 1. A solution containing 18.6 g of chromium(II) chloride is reacted with a 15.0-g piece of zinc to…

A: Given, Mass of chromium (III) chloride (CrCl3) = 18.6 g mass of Zinc (Zn) = 15.0 g Note:  molar mass…

Q: At 25°C the rate constant for the first-order decomposition of a pesticide solution is 6.40 x 103…

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Q: 18.) The Joule-Thompson Coefficient of a certain gas is 10.9 K MPa-1. If a pressure change of 53 adi…

A: This effect is arise when a thermodynamical system  containing solution is expanded from high…

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…

Q: determine whether the following elements are paramagnetic or diamagnetic: - Rhuthenium -Rubidium…

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Q: A 100-mL reaction vessel initially contains 2.60 x 10-2 moles of NO and 1.30 x 10-2 moles of H2. At…

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Q: Under normal room conditions (standard pressure at about 20°C), water will not boil, so we do not…

A: Recall the reaction, H2O(l) + 40.7 KJ ----> H2O(g)

Q: The activation energy for the following first-order reaction is 102 kJ/mol. N2O5(g) 2NO2(9) +…

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Q: 4. Which substance is expected to have higher strength (HF or HCI) Explain your answer using…

A: Intermolecular forces present in HF and HCl

Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.