Why is it normal to add a slight excess of silver nitrate solution when precipitating chloride ion?

Q: What would be the anticipated percent yield of the major product (as a percentage of all the…

A: In the given compound,  1° Hydrogen (1° H ) = 9 2° H = 2 3° H = 1

Q: Suppose you were researching a drug, A, whose kinetics were unknown, and were undertaking in vitro…

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Q: The chemical shifts of Ha and Hb in the ¹H nmr spectrum of the compound shown below are 0.88 and…

A: Here we have to understand the chemical shift values for the Hb and Ha proton in the rigid ring…

Q: Copper wire Iron bar To make the bar an electromagnet, what should Tracy do next? a. heat the wire…

A: C. Send a current through the wire  The current is supplied using a cell or battery

Q: An analyst was titrating a solution of unknown acetic acid concentration with 0.01 M NaOH using…

A: pH range of phenolphthalein indicator is 8.3 to 10 i.e below pH 8.3 it is colourless and above pH 10…

Q: Uranium hexafluoride, UF, is an important compound used in the enrichment of uranium by gaseous…

A: we have to draw Lewis structure of UF6

Q: The enthalpy change for the oxidation of butane, C4H10, is measured by calorimetry. C4H10 (g) + 13/2…

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Q: 3. Iodine (12) is sparingly soluble in pure water. However, it dissolves in iodide (1) known as…

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Q: H H .CI nota H H₂C H CH3 2-chlorobutane H H CH₂ CH₂ a CI H H H CH₂ CI b CH₂ H CI 8²08. CH₂ CH₂ The…

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Q: know, however, that both calcium and sulfur react acts with the acidic oxide SO3 (g) to produce Cas…

A: Given: ∆rHo=-402.7kJCaSO4=-1433.5 kJ/mol

Q: 7. Common aspirin is acetylsalicylic acid (HC9H7O4), which is a weak acid with Ka = 3.16 x 10-4.…

A: Given: The Ka of HC9H7O4 = 3.16×10-4 The mass of HC9H7O4 dissolved in 10.0 mL of water = 325 mg We…

Q: How much energy as heat is required to raise the temperature of 50.00 mL of water from 25.55 °C to…

A: Given data Initial temperature of water, T1 = 25.55 °C  Final temperature of water, T2 = 28.22 °C…

Q: Paper Clip 1 Paper Clip 2 m Before Paper Clip 1 8P Paper Clip 2 Paper Clip 1 Paper Clip 2 mpy Magnet…

A: B. Magnetism travelled through paper clip 1 to paper clip 2 and made them magnetic.

Q: Corinn bollow the following mixture des devise a Separation scheme that will physically sehrate each…

A: The components of the mixture are sand, toluene, ethyl alcohol, benzene, and iron fillings.  Among…

Q: You mix 125 mL of 0.250 M CSOH with 50.0 mL of 0.625 M HF in a coffee-cup calorimeter, and the…

A: Recall the given reaction,                            CsOH aq  +  HF aq  →  CsF aq  +  H2O l125 mL…

Q: An electric range burner weighing 655.0 grams is turned off after reaching a temperature of 497.5°C,…

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Q: In the following synthesis, there are 2 steps that must be done in the correct order (i.e. Step #1,…

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Q: Is the following E, Z, or neither? HO OE OZ O neither O No answer text provided. LOH

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Q: Decide whether each statement is true (T) or false (F). Place your answer in the blank space given.…

A: Scientific theory states that the atoms in today's plastics were parts of microscopic plants and…

Q: Propane, C3H8, is a possible substitute for gasoline. Calculate the enthalpy of combustion per gram…

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Q: Provide the organic products of the following and also show the mechanism involved in (a)? (a)…

A: Wittig reagent (CH2=PPh3) has been used both the reaction .

Q: The rotational spectral lines of 12C160 appear at higher frequencies than the rotational spectral…

A: Rotational spectroscopy deal with absorption and emission of electromagnetic radiation in microwave…

Q: What quantity of energy, in joules, is required to raise the temperature of 455 g of tin from room…

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Q: Calculate enthalpy changes for the following: a. 0.052 g of sulfur (rhombic) burns, forming SO₂(g)…

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Q: A student determined that his/her sample was 45.25% Cl-. If his/her original unknown sample weighed…

A: Mass(%) = (Mass of sample)*100/(Total Mass)

Q: What are the molecular processes that occur when (a) infrared, (b) x-ray, and (c) ultraviolet…

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Q: Radioactive molybdenum-99 is used to produce the tracer isotope, technetium-99m. Write a nuclear…

A: neutron has one unit mass write nuclear reaction Mo-99 with neutron

Q: 5. An unknown weak acid with a concentration of 0.095 M has a pH of 1.82. What is the K, of the weak

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Q: Determine the major product of the reaction shown in the box ن NaBH CH₂OH ON OH امه بلات C .

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Q: 5. Give the name of a reagent that you whe precipitate Aso ions as MgwthqASOg- म् 6. Name the…

A: (5) For this precipitation, magnesia mixture reagent is use. This mixture is formed of MgCl2, NH4Cl,…

Q: Rank the following from most to least stable: OH A O B, C, A O A, B, C O B, A, C O C, B, A OH в 00…

A: There are three alcohols in the given question. We have to compare the stability of them. Two of…

Q: A 46.0-g sample of copper at 99.0 °C is dropped into a beaker containing 159 g of water at 18.0 °C.…

A: When the hot metal is dunked into the water, the heat is released by the metal and equal heat is…

Q: (a) (b) (c) Draw the product that is formed when 1-bromobutane (shown in Figure Q25a) is treated…

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Q: An automobile engine provides 613 Joules of work to push the pistons. In this process the internal…

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Q: Question 18 Pese are the chair conformations for the below molecule After, please complete the…

A: Stereochemistry is branch of chemistry in which we study the three dimensional arrangement of atoms…

Q: Calculate enthalpy changes for the following: a. 0.080 g of sulfur (rhombic) burns, forming SO₂(g)…

A: Here, we have to find the enthalpy changes of the given processes.

Q: 3) Assuming you start with 1 mCi of $2Fe and no 52mMn, what will the activity of mCi. 31.5 Your…

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Q: Answer ALL parts of this question. Benzoic acid can be converted to the two products (A and B) shown…

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Q: What is/are the reagent(s) for following reaction? Problem viewing the image. Click Here HgSO4, H₂O,…

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Q: What is the strongest type of intermolecular forces present in acetone (look up the structure)?…

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Q: The meals-ready-to-eat (MREs) in the military can be heated on a flameless heater. You can purchase…

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Q: Can I get detailed explanation on 5 factors affecting rate of a reaction with diagrams if possible…

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Q: Answer the question(s) below about the following reaction. 2H202 OA) 6.0 moles OB) 4.0 moles How…

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Q: Problem 14. Briefly describe the IR spectra of crude cellulose and MCC. MCC is used as a texturizer,…

A: Crude cellulose- It is the unrefined or not yet processed cellulose. Therefore it may contain other…

Q: (Cp)TiCl +2Mel.i Mg + C₂H₂Br nBuli + PhBr CpMo(CO),H +CH₂N₂ สห -5

A: Here we have to understand the organometallic reaction for the given problems Cp2TiCl2 + 2MeLi…

Q: 16-g sample of a radioactive nuclide is taken from location A to B in 2 hours and it was found that…

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Q: For the following group of elements: Carbon (C), Aluminum (Al), Fluorine (F) a. Draw the electron…

A: The number of valence electrons in the element carbon, aluminum and fluorine are four, three and…

Q: Part of a series of radioactive elements is seen in table 1. Nuclide A changes to nuclide B with the…

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Q: Suppose you burned 0.300 g of C(s) in an excess of O₂ (g) in a constant-volume calorimeter to give…

A: we have to calculate ∆U per mole of carbon

Q: A new protein of an unknown structure ha graphy (gel filtration) reveals that the native absence of…

A: Given: weight of native protein - 100 kDa dithiotreitol - 50 kDa