what chemical substance is formed when the −H and −OH ends are joined?

Q: Draw and name compounds that meet the following descriptions a.Three acid chlorides having the…

A: The acid chloride is derivative of carboxylic acid where OH is replaced by Cl group.  The amide is…

Q: A 2.036 g of copper (II) salt was dissolved in a 250 mL volumetric flask. A 25 mL aliquot of the…

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Q: The decomposition of HI at low temperature was studied by injecting 2.50 mol of HI into a 10.32-L…

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Q: The work function energy for copper is 7.56 x 10-19 J. What is the longest wavelength of the…

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Q: Q4. What is the frequency (s ) of radiation that has a wavelength of 459 nm? A. 6.54 x 10 B. 6.54 x…

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Q: n; E° Pb02(s) /Pb*2 : 1.46 V n: E° NO3"(aq)/NO, H2O : 0.96 V ance the overall redox reaction for the…

A: Spontaneous balanced redox reaction is  3PbO2  + 2NO+ 4H+    ---> 3Pb2+ +  2NO3- + 2H2O

Q: Draw the product of the reaction of cyclopentanone with each of the following reagents: a. Lithium…

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Q: Use standard enthalpy and entropy data from Appendix G to calculate the standard free energy change…

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Q: HCl can be standardized against: I.   Na2CO3                                   II.  KHC8H4O4…

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Q: size exclusion chromatography

A: The size exclusion chromatography can be used to determine the quaternary structure of the proteins…

Q: The sulfur from 4.00g steel is evolved as dihydrogen sulfide gas and titrated with 1.60 mL of…

A: In order to solve this question, we first need to know a couple of definitions. Molarity: It is a…

Q: Identifique el ácido que tiene la base conjugada más fuerte. Seleccione la respuesta correcta: HCIO4…

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Q: B. Using two acids, HF and CH;CO,H, and their conjugate bases, write a Bronsted Lowry acid base…

A: Bronsted-Lowry acid-base theory: The Bronsted-Lowry acid-base theory states that the acid is a…

Q: What is the molar concentration of a sulfuric acid solution whose pH is 4.575? Select one: -5 а.…

A: Given that the pH of sulfuric acid = 4.575

Q: Given that standard reduction potentials at 298.15 K are E° Ag+ /Ag = +0.800 V and E° Cu?"/Cu =…

A: When Ag foil is soaked into Cu(NO3)2 solution, for Ag to dissolve the reaction involved would be:…

Q: Q9. When the following equation is balanced in acidic solution, the coefficients for H,0, 50,' and…

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Q: 15. Victoria added 6 M HCI to a sample of the unknown, containing at least one of the Group I…

A: Here we have to predict the cation  of group-1 present in the unknown sample in the following salt…

Q: Determine the order of the reaction for each reactant

A: Here we are required to find the order of reaction for each reactant.

Q: The pH of a solution is 5.64. What is its hydrogen ion concentration ([H+]) in mol/L

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Q: Write the chemical equation for the neutralization reaction between the phthalic acid, HKC8H4O4, and…

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Q: If the ?b of a weak base is 3.1×10−6, what is the pH of a 0.18 M solution of this base? use ice…

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Q: In non-aqueous volumetric methods: I. Carbon dioxide and water is excluded to prevent these from…

A: Non aqueous titration

Q: Calculate the amount of heat required to heat 25.0 g of water at 80.0°C to obtain steam at 100 °C.…

A: There are two processes involved here: 1. Heating water from 80°C to 100°C 2. Phase transition of…

Q: 25. Cadmium (II) hydroxide (Cd(OH)2 (s)) is important in semiconductor industry. The Kp for Cd(OH)2…

A: Given-> Ksp = 6.4 × 10-15 Mole of Cd2+ = 6.0 × 10-6mole Mole of OH- = 1.0 × 10-5 mole Volume = 1…

Q: Describe the similarities between fluorescence detectors in HPLC and chemiluminescence detectors in…

A: HPLC is based on the principle where the sample (analyte) is distributed between a mobile phase…

Q: Calculate the volume of 1.0 mol/L NaOH and the volume of water he needed to make 75.0 mL of 0.10…

A: Here we have to find the volume of water required and volume of 1.0M NaOH solution required to…

Q: A chemist designs a galvanic cell that uses these two half-reactions: half-reaction standard…

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Q: A student synthesized 3.214g of Ni(NH3),Cl2 from 4.023g of NiCl2•6H2O. He dissolved 0.81g of…

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Q: Twenty grams of tea leaves was extracted with 250.0 mL water. The aqueous extract was then subjected…

A: Part a. The distribution coefficient of caffeine between dichloromethane and water (Kd) = 8.35 Now,…

Q: A sample of hydrogen gas is collected over water. If the aqueous vapor pressure at 25° C is 29.8 mm…

A: Here we are required to find the pressure of dry hydrogen.

Q: КОН (ад) Fe(NO3)3 (aq) → complete ionic equation: net ionic equation:

A: Given, KOH(aq) + Fe(NO3)3(aq) ➝  Complete ionic equation = ? Net ionic equation = ? Balanced…

Q: Systematically name the following compounds.

A: According to IUPAC nomenclature, first we have to select the longest carbon chain as parent…

Q: in a 1.00-cm cell. What is the molar absorptivity at 266 nm? 3.55 x 104 M-1-cm-1 6.54x 104 M-1.cm-1…

A: Given that:  %Transmittance = 15.1% Conc.(C) = 2.31×10-5 M  Length(l) = 1.00cm

Q: Question 1 In the regeneration of ion exchange resin. Cacl, as a washing salt is flushed from the…

A: Question 1) false. Question 2) false.

Q: Draw a stepwise detailed reaction mechanism for the following reaction. HO + CgHsCHO H20 + `OH

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Q: What is the assay for Potassium iodide? Write down chemical reaction(s), the indicator used,…

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Q: b) (i) A substance is added that decreases the activation energy for step 2. Will this speed up,…

A: Activation energy is the energy required by a reactants to reach the threshold energy. It is…

Q: Tungsten-180 decays into hafnium-176 and an unknown particle. What is the unknown particle

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Q: 26. Ksp(Cd(OH):(s)) = 6.4 x 10-15. Determine the molar (mol/L) solubility of Cd(OH)2(s) in a buffer…

A: Ther eis more than one question and as per answering guidelines I can only answer first one,if you…

Q: DIBAH toluene H.O 1. H,O* HGSO 2. он HO- 3. CH,CHMgBr 4.

A: 1)      The ethyl phenyl acetet reacting with the Di-isobutyl Aluminum Hydride (DIBAL) and…

Q: 27.9 moles of an ideal gas (Cv= 5 cal deg-1 mol-1) at 10.0 atm and 0 oC are converted to 4.77 atm at…

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Q: Identify the solute that when added to 1 kg of water will produce a solution that will freeze. at…

A: Depression in freezing point (∆Tf) :-  When a non volatile solute is added to a pure solvent its…

Q: What is the percent yield for the above reaction if the actual yield is 1.1g of iron? Above reaction…

A: Limiting reactant :- A reactant which is present in lesser number of moles than required as per…

Q: Which bonded phase is the most nonpolar? C18, C4, or C8?

A: C18 bonded phase is the most nonpolar. Hydrophobicity is the primary mechanism of analyte…

Q: : 5. Ca

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Q: L. Please give the principal organic product(s) of each reaction, a) 1. O3 2. Zn/H,O b) Na/NH, c)…

A: Given,

Q: Choose the INCORRECT statement. A) The maximum work available in a cell = -zFEcell- B) AG° =…

A: A Galvanic cell is an electrochemical cell, in which the chemical energy is converted into…

Q: Chemistry Question: If the sodium chloride is to be precipitated with 0.100 M AgNO3 calculate the…

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Q: Na2CO3 (aq) + CaCl2 (aq) → complete ionic equation: net ionic equation:

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Q: Among C18, C4, or C8, which bonded phase is the most nonpolar?

A: As the number of carbon atoms increases, the polarity of the compound decreases.

Actinides

The elements in which the extra electron tends to enter the 5f-orbitals of (n–2)th main shell are considered 5f-block elements. They are also named actinides. Actinides include 15 elements, from atomic number 89 to 103.