What are the possible causes of low percentage yield in the preparation of tetraphenylcyclopentadienon  using a reaction between benzil and dibenzyl ketone

Q: 200 A) Estimate core density, surface depth and radius for 2Pb B) Compare 2Pb with other nuclei 160…

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Q: Give the conjugate base of each of the following: 1. HNO3 2. CH3COOH 3. HPO42-

A: Given species: 1. HNO3 2. CH3COOH 3. HPO42- We have to write the conjugate bases of these species.

Q: Considering the molecule D-Galactose below, HO- H HO- a. b. H CHO OH H -H -OH CH₂OH Which galactose…

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Q: Question 28 Provide a detailed, stepwise mechanism for the reaction of butanoyl chloride with benzyl…

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Q: An archaeologist claims that a bone in her collection is from a saber-tooth tiger that is believed…

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Q: 7. Determine the molecular formulas and then write condensed structures for the following line-…

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Q: a) Ammonium cation (NH4*) b) Hydroxide (HO) c) Formaldehyde (CH₂O) d) Ethylene (CH₂CH₂) e) Acetic…

A: Lewis dot structure of molecules:  Conditions  1 - Each bond is formed as a result of sharing of…

Q: To prepare Al(CH₂CH3)3, we should react Al, H₂ and a CH₂CH2 b CH₂CH3 C CH3 CH3 с d C3H5

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Q: Which of the following are examples of qualitative observations? Select all that apply. The…

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Q: 5. A sample of iron Fe weighing 14.2g contains how many moles of iron atoms? 00.254 moles O 0.0739…

A: The number of moles of any substance is the ratio of the given mass of that substance in grams to…

Q: absorbancy of 0.310 was obtained. Set up a standard curve, excluding outliers (experimental and…

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Q: To prepare Al(CH₂CH3)3, we should react Al, H₂ and a CH₂CH₂ b CH₂CH3 C CH3 CH3 d C3H5

A: We have to find with which compound Al  and Hydrogen react to form the product Triethyl Alluminium,…

Q: what is the balanced reaction of the reaction?

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Q: 1= = exactly 36 in) = in nL = cm L(1qt=946 mL) kg = OZ exactly 1 lb and 1kg=2.20 lb) _qt (1qt=…

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Q: Fluorine-18 is a radioactive isotope commonly used in medicine.  It has a half-life of 110 minutes.…

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Q: Complete the statements by providing the reagents necessary to complete each step of the synthesis.…

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Q: Complete the statements by providing the reagents necessary to complete each step of the synthesis.…

A: Please find the attachment.

Q: Starting with the alkyne A, provide a logical stepwise strategy for the synthesis of allylic alcohol…

A: Organic transformation.

Q: Aspirin has been recommended to minimize the chance of hearts attacks in persons who have already…

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Q: Assign R/S for carbon 15. Attachments но. A. R B. S ОН ОН 15 Н |||** Н О ОН

A: The configuration of the carbon-15 will be assigned using the Cahn-Ingold-Prelog rule.

Q: 1.4. The rate of the above reaction is normally expressed as the algebraic sum of the rates of the…

A: Option C is correct. (both a and b)

Q: Can you please determine the lewis structure, shape, and if it is polar or nonpolar for the species…

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Q: What are the treatment options for celiac disease?

A: Celiac Disease is a chronic digestive and an autoimmune disorder that damages the small intestine.…

Q: 21.10 Predict the major product for each of the following transformations: (a) OH 1) Br₂, PBr3 2)…

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Q: What is the density of water, in kg/m3, at 304.9 K? Recall that there are two available equations…

A: Density of a substance or a liquid is understood as ratio of mass of that liquid to the volume…

Q: Molar mass of a volatile liquid In Molar mass of a volatile liquid experiment, a student collected…

A: Here we are required to find the molar mass of volatile liquid . We know 1L=1000ml

Q: How many grams of ethylene glycol (C2H6O2 = 62.07 g/mol) must be dissolved in 1000.0 grams of water…

A: Concept:  Upon adding some electrolyte there occurs the depression in freezing point as the surface…

Q: Which of the following statements is incorrect? Molecular solids have high melting points. lonic…

A: Only Option A is the incorrect statement .  i.e. Molecular solids typically have high melting point.…

Q: Peak L MNOP Table 5: Spectrum 4 - insert correct alcohol name Highlight in red the proton/s…

A: Considering the proton NMR spectra, the proposed alcohol is CH3CH2CH2CH2OH and Its name is butanol…

Q: (b) Protein concentration can also be determined by UV spectrophotometry. (i) Describe the principle…

A: Answer. UV spectrophotometry or UV-Visible spectroscopy  is an analytical technique used to identify…

Q: Lead-211 is a radioactive isotope with a half life of 36.1 minutes.  How long will it take for only…

A: Chemical kinetics is branch of chemistry that deals with rates of chemical reactions.

Q: What makes HCL reacts to Metals/Non-Metals? - What makes CUCL2 reacts to Metals/Non-Metals

A: HCl is a strong acid known as hydrochloric acid. CuCl2 is a metal salt called as copper chloride .…

Q: 1. Put a star (*) next to each chiral carbon and label it as Ror S. Br Bri CI- H- H- WH OCH3 CH3 -H…

A: According to Cahn-Ingold-Prelog rule- 1) More atomic number having more priority.2) If first atom is…

Q: The given graduated cylinder is calibrated in milliliters (ml.). Determine the volume of liquid in…

A: Concept based on general chemistry.

Q: one facet of these reactions that does not properly conform to standard pericyclic reactions,…

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Q: In the di-cationic complex (+2) shown below, how many electrons around the metal center can be…

A: For these type of questions, we must know about the valence electrons of metal and electrons…

Q: Reaction paper about archimedes

A: Archimedes  Most people only know Archimedes as the scientist who discovered how much water can…

Q: The compound from the following list that exhibits the infrared spectrum below is CH₂(CH₂)₂CH₂ a…

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Q: Describe the water's role in the following reaction: (attached is a picture of the reaction) a.…

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Q: g CH3 T CH3-CH2-C-CH2 - CH3 h I CH₂ h I CH3 CH3 CH3 I T CH3-CH2-C- C- CH2 - CH2 - CH3 I I CH3 CH3…

A: IUPAC name of the above given molecules are shown below;

Q: Calculate the IHD and explain (elucidate) the structure using the 1H and 13C NMR data.

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Q: Class Activity 1 4. Draw the missing structures in the following table. H H C H Lewis H H H C C C-H…

A: Since, In condensed structure, formula can be written in a single line and in  lewis structure all…

Q: calorimeter, the temperature of 4700 g of water increased from 25.5 °C to 28.9 °C. The water…

A: GIVEN Weight of solid fuel in a bomb calorimeter (x)=1.2 g Weight of water (w1) = 4700 g Water…

Q: 4. Formulate the potential product of each of the following reactions. Write "no reaction" where…

A: As per the rules, only the first three subparts can be answered.

Q: Elemental magnesium crystallizes in a face-centered cubic latt The density of magnesium is 1.738…

A: FCC means Face centered Cubic lattice.In an FCC structure, Mg atoms contact each other across the…

Q: Molar mass of a volatile liquid In Molar mass of a volatile liquid experiment, a student collected…

A: Use the ideal gas equation:  PV  = nRT  P  = pressure  = 689 torr  = 0.907 atm  V = Volume of flask…

Q: A 77% excess air at 20 °C mixing with gas fuel containing of 66 mole percentage CH4 and C₂H6. Air…

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Q: Select the correct reaction type for the following process:

A: The reactions in which two molecules react to form a single product having all the atoms of the…

Q: Explain the Bohr model to me

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Q: 10 9 d (ppm) 3₂ 2 7 6 5 1.00 4 1.00 3 1.50 1.50 2 0

A: As per the rules, only the first question can be answered.