What were the starting materials used in the synthesis of the thermochromic material? a. diethylamine HCl and isopropyl alcohol O b. Copper (II) chloride and absolute ethanol O c. diethylamine HCl and CuCl, O d. isopropyl alcohol and pure ethanol

Q: What volume (in mL) of 0.2000 M HBr is required to neutralize 60.00 mL of 0.6000 M LIOH?

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Q: To prepare the buffer, a total volume of 500 mL is required. The stock solution of the weak base is…

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Q: Which statement is false regarding the titration of a weak base with a strong acid? B + H+ → BH+ A.…

A: In a weak base-strong acid titration, the acid and base will combine to form an acidic solution. A…

Q: tions are mixed. As noted earlier, you could do these calculations befo coming to the laboratory. 2.…

A: Given the concentration of test tube X = 0.080 M Concentration of test tube A = 0.200 M Absorbance…

Q: 2. The rate constant for the first-order reaction: SO2Cl2(g) = SO2(g) + Cl2(g) is 2.2 x 10–5 s --1.…

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Q: 15. Rank the order you would expect the following samples to elute during SEC: 4 Phosphatidylcholine…

A: We know Smaller-sized molecules have more pores that are accessible to them and therefore spend more…

Q: Determine the  if IONIC or COVALENT. In capital letters only.  (a) Cl2CO (b) MnO (c) NCl3

A: In this question, we will determine that these compounds are ionic or covalent.  You can see the…

Q: At 25 °C, a 10.0-mL solution of 0.0500 M AGNO3 was titrated with 0.0250 M NaBr in the cell: S.C.E. |…

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Q: The pressure on a sample of an ideal gas is increased from 0.941 atm to 3.55 atm at constant…

A: Here given--- Initial Pressure (P1) = 0.941 atm Initial volume (V1) = 482 mL = 0.482 L Final…

Q: Chemical Equation: Fe + H2O → Fez04 + H2 3. Compute for the AG of the equation: kJ/mol (Write your…

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Q: Determine if the redox reaction of iron and water to form ferric chloride is spontaneous at 29°C.…

A: Redox reaction is 3Fe + 4H2O → Fe3O4 + 4H2 From data,  □Hrxn = (-1118.4) - (4×(-285.8)] = 24.8…

Q: Using the table of the weak base below, you have chosen Ammonia as your weak base in the buffer…

A: Here we can solve the given question by applying Henderson Hassel-Blach equation to buffer solution.

Q: Which band consists of bonding molecular orbitals?

A: Band A has filled molecular orbitals, so the electrons are transferred from the band to the upper…

Q: A solution prepared by dissolving 25.8 mg of benzene (78.11 g/mol) in hexane (86.16 g/mol) and…

A: Given that  A solution prepared by dissolving 25.8 mg of benzene (78.11 g/mol) in hexane (86.16…

Q: 8. continued Compound X, C41HsaF2, reacts with excess Ha/Pd to give a CaiHraF2 compound. How many…

A: The given problems are related to the concepts of alkenes topic in organic chemistry.

Q: Find the AH (in kilojoules) for the reaction below, given the following reactions and subsequent AH…

A: According to Hess's law change of enthalpy in a chemical reaction is same regardless of whether the…

Q: Why must solutions with high concentrations be diluted prior to analysis via Beer's Law? A. The…

A: Answer= option 1 (the relation between absorbance and concentration not linear at high…

Q: When the following atoms (Li, S, Ca and F) become ions, what charges will they acquire?

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Q: Chemistry 3. The following sequence generates crystals. The crystals produced are insoluble in…

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Q: For the titration of a strong acid with a strong base, which statement below is FALSE? A. At V = 0…

A: While titrating a strong acid with a strong base, strong acid acts as an analyte and strong base…

Q: Draw the structure of the compound whose data is shown below, then select all functional groups in…

A: The IR helps us to find the possible functional group may present in the unknown organic molecule.…

Q: To prepare the buffer in the previous problem, a total volume of 500 mL is required. The stock…

A: given data total volume of 500 mL is required. The stock solution of the weak base is  1 gallon…

Q: The Ecell of a reaction were found to be +0.78 V. What is the spontaneity of the reaction. none of…

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Q: A solution prepared by dissolving 25.8 mg of benzene (78.11 g/mol) in hexane (86.16 g/mol) and…

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Q: Indicate the sequence of reactions necessary to carry out the following transformations

A: Since, this is multiple subparts questions. So, I will solving first three subparts questions for…

Q: 4. From the following data at 298.15 K as well as the data tables (see file below), ΔΗ reactic (kJ…

A: We use the formula below to find the standard enthalpy of reaction, ∆Horeaction.  ∆Horeaction =…

Q: Please solve in 30 minute by applying the enthalpy changes to these reactions: NO+O3 → NO2+ O2…

A: We have to arrange the given equation so that we get the require equation. The calculation is shown…

Q: Please show detail steps to solition

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Q: A sealed flask contains a mixture of hydrogen, oxygen, and nitrogen gases. The gases 11 A exert a…

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Q: In a 0.28 mM aqueous solution of trimethylacetic acid (C4H9CO2H), what is the percentage of…

A: All the necessary calculations have been done in the following step.

Q: CN A. 4 Ph. A, 5 6

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Q: H. 1. NaNH2 (3 equiv) Br2 2. H20 OH Na NH3 (1) OH

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Q: The E.el of a reaction were found to be +0.78 V. What is the spontaneity of the reaction. O none of…

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Q: VIII. How would you prepare the following compounds from 2-phenylethanol? More than one step m be…

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Q: Certain ligands added to an ion produced red, orange, yellow, green, blue and violet solutions.…

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Q: A rock formed with 1000 atoms of a radioactive parent element, but only contains 250 radioactive…

A: Given, A rock formed with 1000 atoms of a radioactive parent element, but only contains 250…

Q: Arrange the valence molecular orbitals of AB in decreasing energy (1 highest in energy; 6 lowest in…

A: Consider a Heteronuclear diatomic Molecule ,AB where A and B are period of 2 elements  According to…

Q: Calculate the energy changes corresponding to the transitions of the hydrogen atom according to the…

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Q: Automobile air bags inflate during a crash or sudden stop by the rapid generation of nitrogen gas…

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Q: . A barometer reading shows that air pressure is 750 mm Hg. Is the air pressure above or below…

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Q: (Q81) The oxidation number for nitrogen in a certain reaction goes from +5 to -2 and the oxidation…

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Q: A solution containing 0.370 g the mineral Iron ( 55.84 g/mole) produced ferrate ion (Feo 4 -2 = Mw…

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

Q: Calculate  the new concentration when 25.00 mL of a 5.0 M stock solutions of CuSO4 is dilated to…

A: In this question, we will determine the new concentration of the diluted CuSO4 solution from the…

Q: What information can be obtained from UV-vis Spectra and how this can be applied in COSMETIC SCIENCE

A: In UV- Vis spectroscopy we plot the curve Concentration Vs wavelength. A perticular compound shows…

Q: How would you prepare a benzoic acid/benzoate buffer with a pH pf 4.25, starting with 5.0 L of 0.050…

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Q: Br2(g) 13. At 900 K, the following reaction 2 SO2 + O2 has Kp = 0.34: In an equilibrium mixture, the…

A: At equilibrium rate of forward reaction is equal to rate of backward reaction.

Q: How Many liters of 1.5 M solution contains  3 moles of solute ?

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Q: When MoO3 and Zn are heated together they react according to the following unbalanced equation:…

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Q: The end point for a titration can be determined graphically. The end point volume for a first…

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Q: Determine if the acid-base neutralization reaction of hydrochloric acid (HCI) with sodium hydroxide…

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