a. Propose a plausible mechanism for the following Heck reaction TBSO Pd(PPH3)4 K2CO3 H. OTBS 2.

Q: Name the three alkenes using systematic names. H3C CH3 A. H3C The name of compound A is: CH2 B. CH3…

A:

Q: Show how the amphiprotic ion hydrogen carbonate, HCO,, can react as both an acid and a base.

A: We have to show the amphiprotic behavior of the hydrogen carbonate ion, HCO3-. We know that a…

Q: The free energy change for the following reaction at 25 °C, when [H*] = 1.20 M and [Pb2+] =…

A: The relation between cell potential and Gibbs free energy of a reaction is given as,…

Q: :Considering this reaction (Mg (OH)2(s) = Mg2+(aq) + 20H-(aq ?How can this reaction shifts to the…

A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on…

Q: 4. Using the graph, calculate the % recoveries of acetone and water. V2-V1 RECOVARY % x 100 V TOT

A: The percentage recovery of acetone and water are needed to be calculated.

Q: Balance the following equation with the smallest whole number coefficients. Choose the answer that…

A:

Q: DATE. EXI4 the rate constant of zero order reactiok is 08mat cim' whaet wih be the itial Cancentra…

A: Integrated rate equation for zero order reaction is,    [A]t = -kt  + [A]0     [A]0 = Initial…

Q: From the titration curve below, estimate the "target pH" to synthesize potassium dihydrogen…

A:

Q: Part B. Heat of Neutralization Your Data Partner's Data Concentration (M) of NaOH 2.0 20 2.0 Volume…

A: Enthalpy of neutralization in kJ/mol can be obtained by dividing the heat produced in kJ by the…

Q: Predict the major and minor products for each of the following E2 reactions. Br -O Na a) + O Na b)…

A:

Q: A compound with molecular formula C3H100 has the H NMR spectrum shown. Which of the choices shows…

A: C8H10O ( DBE = 8- (10/2) + 1 = 9-5 = 4 . The compound name is ethoxy benzene.

Q: The overhead ozone at a given location is brought to the surface into a square with 1.00 m2 area, at…

A:

Q: 2) Given the following redox reaction. Identify/Solve for the following: H202 + Cr¿0?- → 02 + Cr³+ •…

A: Write the oxidation number of each element in the given redox reaction and identify the oxidiizing…

Q: The following reaction: 2 NaOH (aq)   +   H2SO4 (aq)   —>   2 H2O (l)   +    Na2SO4 (aq)   Can…

A:

Q: emical apparatus te easure potassium?

A: Answer: to measure the potassium  the method are used  atomic absorption or inductivity  coupled…

Q: The following reaction takes place: PCI3(g) + Cl2(g) → PCI5(g) Which statement below about the…

A: We have to tell about delta S Whether it is positive or negative.

Q: Consider this metal complex: 3- ОН F Fe OH F Complex A Now decide whether each complex in the table…

A: Isomers are compounds in which position of ligands is different .  Different compound would be that…

Q: Calculate the ratio of conjugate base to weak acid required to prepare a buffer with pH = 8.00.

A: Acidic buffer pH From Henderson's equation  pH = pKa + log [Salt]/[acid]  Where given  pH = 8 Weak…

Q: is true of false? (a) The second law of thermodynamics says that entropy is conserved. (b) If the…

A: a) According to second law of thermodynamics, entropy of univese is always increasing.  So, it is…

Q: 2 moles of water vapor is initially at 400 K. It thermally interacts with 3 moles of a diatomic gas…

A:

Q: HCO3- + HCl ==== H2CO3 + Cl- . Which one of reactants is an acid?

A:

Q: 32. Which of the following statements about tetramethylsilane is incorrect? A. it produces a single…

A:

Q: You obtain a cell count of 4 x 105 cells/mL. Before counting, your cell suspension was diluted 1:5…

A: Given that, the cell count is 4×105 cells/mL. Also, given that, before counting the cell suspension…

Q: Q2/ Clorine is produced by burning hydrogen cloride gas using air. The reaction taking place in the…

A:

Q: Give rate law for the following elementory steps!

A: The rate law for the given elementary reactions are needed to be predicted.

Q: The membrane shown is permeable only to solute molecules. In which direction will solu flow? 0.4 M…

A: Electrochemistry is branch of chemistry in which we deal with oxidation and reduction reaction. In…

Q: A 30 mL of 0.1 M CH3NH2 (kb= 4.8 * 10 ^ - 4) is titrated with 0.1 M HCI. Calculate the pH after the…

A: Given that, 30 mL of 0.1 M of CH3NH2. The Kb is 4.8×10-4. We have to calculate the pH, when various…

Q: CO, (aq) OH (aq) CI (aq) | (aq) NO3 (aq) , (aq) 5o, (aq)

A: Answer: unknown bottles (solution)in set 1 are  bottles A- E    . NaOH ( aqueous ) was kept in…

Q: Calculate the pH of a buffer solution that initially consists of 0.0400 M ammonia and 0,0250 M…

A: ADDITION OF NAOH WILL CAUSE INCREASE IN CONCENTRATION OF AMONIA AND DECREASE IN CONCENTRATION OF…

Q: As a general rule, stoichiometric reactants are preferable to catalysts, because catalysts often…

A:

Q: 11.) Using S° values from Appendix C, calculate Δ S° values for the following reactions. (a)…

A: Entropy is measurement of chaos in the thermodynamic system  Here we are required to find the…

Q: 2 1. Calculate the number of moles of Pd that were added. The catalyst weighed is 10% by mass Pd.…

A: Here we are required to find the Moles of palladium used as catalyst as well as we need to find the…

Q: Which element in each pair is larger (atomic radius)? (be sure you understand why) Bromine or iodine…

A:

Q: Group |w wenmie dionalGrap に く 3 C る エーリーキ

A: IR spectra deals results from the interaction of infrared radiation with matter by absorption. IR…

Q: 7. What are the assumptions made when using the Arrhenius equation to describe the effect of…

A: 7. Arrehenius equation is a formula for temperature dependence of reaction rate.  This equation…

Q: Calculate the hydronium ion concentration and the pH when 35.0 mL of 0.45MN*H_{3} is mixed with 35.0…

A:

Q: At what temperature, in °C, is a certain reaction at equilibrium if AH = +90.7 kJ/mol and AS =…

A: Given, In a certain reaction at equilibrium, ∆H = +90.7 kJ/mol  ∆S = +170.2 J/(mol.K) = 0.1702…

Q: What is the minimum pH at which Cu2* may be titrated effectively? Calculate the fraction of EDTA…

A:

Q: Write the formula and appropriate structure(s) for each of the following.…

A: The naming of coordination complexes are followed by a set of rules. Example:  The number of ligands…

Q: , (What is the weight needed to prepare (2 litters) of (0.1)N of calcium carbonate (CaC03 40, C= 12,…

A: Given:: Normality of CaCO3 = 0.1 N molar mass of CaCO3 = 100 g mol-1 Volume= 2 L weight of CaCO3= ?

Q: 1. Explain transformation process of chilli sauce.

A: Specialized food processing machinery is an essential asset for simplifying various food processing…

Q: In some old European churches, the stained-glass windows have so darkened from corrosion and age…

A: In some old European churches, the stained glass windows have so darkened from corrosion and age…

Q: Which of the following reactions is associated with the definition of Ka? Question 2 options: A)…

A:

Q: Question 3: Sulfur dioxide is a primary pollutant which leads to the formation of sulfur trioxide…

A:

Q: The half-life for the zero order reaction A → Products is 276 s. What is the value of the rate…

A:

Q: 18.26 Synthesize each of the following compounds from diethyl malonate or ethyl acetoacetate and any…

A:

Q: What is the wavelength (in nm) of light having a frequency of 4.80x1014 1/s?

A: 18) Given, Frequency of light (f) = 4.80 x 1014 s-1 Wavelength of light (λ) = ? nm Note:  Speed of…

Q: 2C4H10 + 13O2 = 8CO2 + 10H2O How many grams of CO2 are produced by burning 9.41 g of C4H10?

A:

Q: Provide IUPAC names/structures a. CI. H. b. Methyl (2S, 4R, 5Z)-4-formyl-2-methylhept-5-enoate

A: Note : Select the parent carbon chain and start the numbering from functional group. Then write the…

Q: 1 Order each of the following sets of compounds with respect to Sp1 teactivity CH3 H3C-C-CI CH3 NH2…

A: