1. What is the molarity of a 3 L solution containing 60 g of KBr? 2. Determine the mass of HCI in 750 mL of 0.3 M solution

Q: 3. The oxo-ions of p-block elements are usually aggressive oxidizing agents while those of d-block…

A: We have to find out an oxo- ion of d block elements which is similar to phosphate ion (in valency,…

Q: Explain with examples: difference between regioselectivity and stereoselectivity

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Q: (17) What is the IUPAC name for the compound shown below? CH₂ 11 CH₂CH₂CH₂CCH₂CH₂ a.…

A: see below

Q: Which of the following bond would (theoretically) take the most energy to disrupt? Select one: O a.…

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Q: 2. Ammonium perchlorate reacts with aluminum according to the balanced reaction below. 3 NHACIO. (s)…

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Q: Hypochlorous acid (HCIO) is a weak acid with pK, 9.21. For a 0.10 M aqueous solution of nitrous…

A: Given :  Concentration of HClO = 0.10 M  pKa of HClO = 9.21

Q: Example: Use 1.20E-4 NOT 0.120E-3 or 12.0E-5 (i) 0.0661 (ii) 3410 (b) Write the following numbers in…

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Q: A saturated solution of a metal hydroxide with the chemical formula X(OH)2 was filtered and 25.00 mL…

A: Given :  Volume of saturated solution of X(OH)2 = 25.00 ml  Concentration of HCl solution = 0.0050 M…

Q: For the cell diagram: Mg(s)|Mg2+(aq)|2H+(aq)|H2(g)|Pt(s) which reaction occurs at the anode?

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Q: The relationship between the following two structures is: CH3 H -OH HO- -H H- -OH H- -OH CH3 CH₂ (A)…

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Q: Draw the product(s) of the following reactions. CH,CH, C=C-CH3 Na/NH3(1) H3C . Consider E/Z…

A: ->Na/NH3(l) is reducing agent which can reduce internal alkyne to trans alkene .It can not reduce…

Q: Calculate the electrode potentials of the following half-cells. (a) HC1(3.50 M) H₂(0.950 atm).Pt (b)…

A: calculate the electrode potentials of given rxn

Q: Multiply the following and express your answer in appropriate scientific notation, and a correct…

A: we have to report the answer with correct significant figures in scientific notation

Q: To prepare a stock solution of EDTA, 73 grams of EDTA were mixed to 500 mL of distilled water. What…

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Q: 49.410% potassium, sulfur, and 30.32% oxygen are found to be in a sample found in an unlabeled…

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Q: What is the chemical reaction for the electrolysis of Cu/H2SO4 electrolyte? Provide the enthalpy of…

A: Chemical reaction for the electrolysis of Cu/H2SO4 electrolyte Enthalpy of the reaction.

Q: (0.714000) / (2.80 x 10^-15)     (This is 10 to the  -15th power) Espress in scientific notation…

A: Significant figures of a numbe are digits in the number that are necessary to indicate the quantity…

Q: References Use the References to access important values if needed for this question. The liquid…

A: Mass = density × volume

Q: What is the major product of the following reaction? 50% H₂SO, (aq)

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Q: What is meant by the term structure of material?

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Q: which of the following structures, if flat, would be assified as antiaromatic

A: Aromatic compounds are those that obey Huckel rule and has 4n+2 pie electrons.

Q: Draw the organic product(s) of the following reactions, and include carbon dioxide if it is…

A: Ozonolysis of an internal alkyne will give two carboxylic acids by breaking of carbon-carbon triple…

Q: find the ph of the solution that is formed by diluting 55 Ml of 0.023 mole/L hydroxide acid to a…

A: Ph of acid is below 7 generally.

Q: Which one of the following is a strong acid? A) HNO₂ B) HF C) HCIO4 D) HC₂H3O2

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Q: Chymotrypsin belowl is a globular protein and is a precursor of the digestive enzyme trypsin in the…

A: Chymotrypsin is a globular protein.  Chymotrypsin is a proteolytic enzyme.  It is synthesised in the…

Q: Calculate the standard entropy values for the following reactions at 25°C. 1. N2(g) + 3H2(g) 2NH3(g)…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: QUESTION 8 What volume does 6.2 x 10 20 molecules of O 2 occupy at STP?

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Q: A chemist must dilute 54.1 mL of 6.21 M aqueous potassium iodide (KI) solution until the…

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Q: 50. Define both elementary and non-elementary reactions. For the former, describe how we write…

A: According to the guidelines, only one question is allowed to be solved at a time .    So i am…

Q: (SHOW CALCULATIONS) Calculate the AH°rxn for the reaction below. AH°f [SiO2(s)] = -910.9 kJ/mol;…

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Q: Explain with proper description with examples: a. disconnection b. sinton

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Q: Complete the following single-step reaction by writing the name of the reactant. ? K₂Cr₂O7 H₂SO4…

A: K2Cr2O7 and H2SO4 oxidizes alcohol to carboxylic acid Tollen's reagent oxidizes aldehyde to…

Q: how do i fix tis electron configuration? 1s^2 2s^2 3s^18

A: Given electron configuration: 1s2 2s2 3s18 We have to fix this electron configuration.

Q: Synthesize the product starting from benzene. CH3 CH₂ C1 Cl₂ [A] AIC13 FeCl3 KOC(CH3)3 [C] [G] A [D]…

A:

Q: This is not the right equation

A: Given,

Q: Which of the ff. statements about the equilibrium constant, Ke is TRUE? 1. Large values mean that…

A: Eqilibrium constant is defined ratio of concentration of products to the concentration of reactant.

Q: Write the concentration equilibrium constant expression for this reaction. Cr₂0 (aq) +61 (aq) +14 H*…

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Q: What is the pH of 0.010 M aqueous solution of sodium benzoate? For benzonic acid Ka=6.7x10^-5

A: The pH can be calculated as follows

Q: An aqueous solution is prepared to be 0.405 M in sodium fluoride and 0.261 M in acetic acid . (1) Is…

A: Given 0.405 M in sodium fluoride and 0.261 M in acetic acid . Add HBr 0.133 moles in 1L solution

Q: What is the amount, in moles, of Cu(NO3)2 present before the reaction? mol Cu(NO3)2 Submit What is…

A: Given following balanced Chemical equation -  2 Na3PO4(aq) + 3 Cu(NO3)2(aq) → Cu3(PO4)2(s) + 6…

Q: Q1/ A gas has the following composition measure at 2500 psia and 310 °F calculate: 1. The…

A: Given: The volume percents at at 2500 psia and 310 °F conditions are:                        methane…

Q: *23-23 The following cell was found to have a potential of -0.492 V: Ag|AgCl(sat'd)||HA(0.200…

A: Here we have to determine the acid dissociation constant of weak acid HA from the following given…

Q: References Use the References to access important values if needed for this question. Show, using…

A:

Q: Can u help me answer this 2 questions with complete solution please thank you 1. The density of…

A: (1) Given that -  Density of acetonitrile, C2H3N = 0.786 g/mL  Density of methanol, CH3OH = 0.791…

Q: The reaction, 2BrO₂(g) + O₂(g) → 28rOlg) obeys the rate law: rate koblBrO₂10₂] (where koes is the…

A: According to the guidelines we are asked to solve only the first question. Please post other…

Q: Rank the following compounds in order of their basicity, from most to least basic: "NH₂ most least…

A: A is more basic then B then C

Q: A titration was done using the Fajan's method and 0.20M titrant solution, where the endpoint using…

A: In Fajan's method, fluoresceine indicator is used to titrate chloride ions, whereas eosin indicator…

Q: Chlorine and water react to form hydrogen chloride and oxygen, like this: 2 Cl₂(g) + 2 H₂O(g) → 4…

A: Given,  2Cl2(g) + 2H2O(g) -------> 4HCl(g) + O2(g)  At equilibrium, Pressure of Cl2, PCl2 = 42.2…

Q: what is the equilibrium reaction involved in the process Sulfuric Acid Production using the Contact…

A: Contact process is the industrial preparation process of sulfuric acid.Four different steps are…

Q: Convert 223 K into Convert 223 K into A) B.) C F

A: Here, we have to convert 223 K to C∘ and F∘.