What hazards should you be aware of when working with copper and lead compounds in the laboratory

Q: Provide the correct sequence of reactions needed form the epoxide starting from ethyne. from H, H EH…

A: ->NaNH2 is base which can abstract most acidic hydrogen present in terminal Alkyne and form…

Q: 9. What is the major Hofmann elimination product formed from the following amine? CH3 CHs. NH2…

A: Explain : Hoffmann elimination Reaction :         Hofmann elimination is an elimination…

Q: A solution is 0.0111 M in both Br– and SO42–. A 0.270 M solution of lead(II) nitrate is slowly added…

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Q: Assign oxidation numbers to each element and balance the equation in an acidic solution.  Cr2O72- +…

A: The balanced equation in acidic medium is given below

Q: 7)) Sucrose does not undergo mutarotation because A) it contains no hemiacetal linkages. B) it is a…

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Q: Explain a procedure to separate a mixture of the following 3 compounds to 3 separate individual…

A: The above compounds can be seperated using ether, DCM, 10 % NaHCO3, 10% HCl, 10% NaOH.

Q: The carbon-14 decay rate of a sample obtained from a young tree is 0.252 disintegration per second…

A: Decay process is a first order reaction. Therefore we have to put the integrated rate law for first…

Q: Name the following

A: A question based on nomenclature that is to be accomplished.

Q: y amperes a

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Q: What is the pH of a solution made by mixing 100.mL of 0.0500 M HCIO4lan) and 50.0mL 0.0400 M KOH(an?…

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Q: A)σ (2s orbitals) B) o (2pz orbitals) C) T (2px and 2py) D) T* (2px and 2py) E) o* (2pz)

A: Highest occupied molecular orbital in C2:

Q: grams of H20

A:

Q: Consider the following reaction: Use the data to find AHon for the reaction. 2 NO2(g) =2 NO(g) +…

A: Given that, a reaction is 2NO2g↔2NOg+O2g. The data table for the equilibrium constant (Kp) at…

Q: A sample of 30.0 mL of krypton gas, Kr, is at 756 mm Hg and 25.0°C. What is the new volume if the…

A: Given :- initial pressure = 756 mm Hg  Initial volume = 30.0 mL  Initial temperature = 25.0°C  Final…

Q: Use the standard reduction potentials located in the 'Tables' linked above to calculate the standard…

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Q: 591. mL of 0.00499 M Nal (aq) is combined with 419. mL of 0.00325 M Pb(NO3)2 (aq). Determine if a…

A: Given, the Ksp of PbI2 = 1.40×10-8 We have to find whether a precipitate will form or not when 591…

Q: Find the pH of a solution produced by the reaction of 250 mL 0.1 M NaOH and 150 mL 0.03 M acetic…

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Q: Gaseous butane  will react with gaseous oxygen  to produce gaseous carbon dioxide  and gaseous water…

A: Ethane reacts with oxygen to form carbon dioxide and water. The equation for the balanced chemical…

Q: QUESTION 10 Which compound is best represented by the following 13C NMR data? 21 6 (ppm) O enthanoic…

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Q: How does water activity affect enzymatic reaction?

A: The action of enzymes to carry out a reaction is known as enzymatic action. It depends on the…

Q: When water is boiled, it is converted into a gas. When gasoline is burned, it too is converted into…

A: To solve the question we have to know the difference between boiling and burning. Then we will get…

Q: Write the condensed (noble-gas) electron configuration of barium.   Write the condensed (noble-gas)…

A: Note : As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost…

Q: For the reaction below, Kc = 1.10 × 10⁻⁸. Note Kc is sometimes called K. What is the equilibrium…

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Q: 7. The antioxidant BHA and BHT are commonly used as food preservatives. Dhow how BHA and BHT can be…

A: Butylated hydroxy anisole And Butylated hydroxy tolune Are widely used as preservative now a days.

Q: Please mark all processes that produce a decrease in the entropy: 2 SO3(g) ® 2 SO2(g) + O2(g)…

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Q: One of the buffers that can be used for running an agarose gel is 1x TBE (tris borate EDTA) buffer.…

A: On dilution concentration changes but no of moles remain same. So, M1V1 = M2V2 M1: Concentration of…

Q: Tahir De Malang 18. So, (aq) + H,0(e) so (aq) + 2H"(aq) + 2e Which of the following ions could be…

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Q: 1. Pour Observe the hydrogen peroxide. (Warning: Hydrogen peroxide is corrosive. Avoid contact with…

A: 1. When yeast was added to hydrogen peroxide, a chemical in the yeast causes a reaction in which the…

Q: Grubbs Catalyst

A: Note : Ring opening cross metathesis followed by ring closing metathesis using Grubbs catalyst.

Q: Aluminum hydroxide (Al(OH)3 - solubility product of 1.3x10-32), a waste product from several…

A: Given that value of solubility productKsp of AlOH3 is 1.3×10-32We have to find the solubility of…

Q: Which are the spectator ions in the reaction between aqueous calcium chloride and aqueous lithium…

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Q: reaction for the following galvanic cell? Cr(s)| Cr3+(aq) || Fe3+(aq) | Fe(s)

A: Reduction is process that involve gain of electrons and oxidation is a process that involves loss of…

Q: Delkaomine TVE 2. Co (I-nosborenea Mo cco), CP Pho)s 3.

A: Total valence electrons is defined as the sum of valence electrons of metal (d and s electrons) and…

Q: A 45 mL sample of (1.60x10^-2) M calcium hydroxide, Ca(OH)2, is added to 55 mL of 0.010 M sodium…

A: Given,  A 45 mL sample of 1.60x10-2 M Ca(OH)2, is added to 55 mL of 0.010 M sodium Na2SO4 ,the value…

Q: Please give the the VB partial :C : CI Te CI CI: orbital diaaram for the following:

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Q: 1) 03, -78 °C H. ? 2) CH3SCH3

A: ->Ozonolysis of alkene produces carbony compound. In cinnamaldehyde there is present alkene which…

Q: QUESTION 7 R-Q O Alcohol O Ether O Ester O Ketone O Aldehyde O Amide O Carboxylic acid O None of the…

A: -> functional group is any atom or group of atoms which has special properties.

Q: кон, EIОН, сalor

A: The name of the reaction is benzil-benzilic acid rearrangment...

Q: prational temper aracteristic rota lculate the parti tational and vibr andard molar er

A: Given that characteristic vibration temperature is= 3084K  Thus ,vibration partition function of CO…

Q: For u=0.1, the activity coefficient (gamma) of M2+ is 0.41 while gamma of X- is 0.75. Calculate how…

A: At ionic strength of 0.1, the activity coefficient values are: Ksp = 1.2 x 10-9

Q: A Zn wire and Ag/AgCl reference electrode saturated with KCI (E = 0.197 V) are placed into a…

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Q: Select all that apply. For each pair of isotopes listed, predict which one is less stable. (a) ÓLi…

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Q: (a) EtO OEt NH2 (c) OEt

A: Detail synthetic route is given below

Q: Q11. Provide a mechanism that leads to the major product: NO2 CH NH2 Br Q12. Propose a set of…

A: Q 11. Aromatic Sn2. Q 12. ( see below).

Q: A balloon with at the surfacé of the and a temperature of 395.2 K. The balloon is submerged into the…

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Q: Solution: Kso=1.41-10-11 The resistance of a saturated solution of PbSO4 (very insoluble salt) at…

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Q: What is the molar solubility of calcium hydroxide Ksp (Ca(OH)2) = 5.02 × 10-6J, when it is added to…

A: Given :  Ksp of Ca(OH)2 = 5.02 x 10-6

Q: How many grams of zinc metal will be deposited from a solution that contains Zn2+ minutes. ions if a…

A: I=0.785 amperes t=61.9minutes n = 2 w=ZIt = 65.3 × 0.785× 61.9 ×60 /2× 96500 w =0.986gm

Q: Provide a short answer for why the alkyne is recovered versus an SN2 reaction in the transformation…

A: Here we have to tell instead of SN2 reaction why E2 elimination takes place.

Q: Please give the the VB partial :C : Te CI: orbital diagram for the following: TeCl5 : :J: :

A: