Which of the following structure has S configuration? (Figure attached) A: Only I CH₂OH B: Only II CH C: Both I & II D: None H₂N CHÍNH II CN C H CH2NH2 OH

Q: 4. Draw as a polygon structure one of the following steroids: Estradiol…

A:

Q: 1

A: SiF6-2 d2sp3 Electronic and molecular geometry=octahedral PO4-3 sp3 Electronic and molecular…

Q: Experiment No 24: Determine the relative strength of two Acids by studying the hydrolysis of ester…

A:

Q: In thin layer chromatography (TLC), explain how the pigments separate on a piece of paper. 2. If…

A: The mixture of pigments should be applied to the silica gel in a very thin line, so that the…

Q: EXERCISE NO. 4 1. For the given reaction: Calculate AG at this temperature = 298.15 K 4Fe(s)+302 (g)…

A:

Q: n=5l=4 n = 5ml = 5 On=5l=0 On=5l=2

A: For a given value of n : l : 0 to (n-1)  ml : -l to +l

Q: A student burns a small snack food item and finds that it releases 40,800 J of energy. How many…

A: The conversion of quantity from one unit to another unit is known as unit conversion. During the…

Q: 2. NH₂ SO3 CH3 H₂SO4 ?

A: In this question we have to tell the product of the reaction.

Q: Ozone is most depleted in Antarctica although very few people live there. Scientists believe that…

A: The solution of the given question is

Q: A student carried out an experiment to determine the equilibrium constant between Fe³ and SCN…

A: The equilibrium reaction given is, => Fe3+ (aq) + SCN- (aq) ↔ FeSCN2+ (aq) The calibration curve…

Q: Which molecules are chiral? Select all that apply. 2- I) II) NH3 [+] Brill Co. Br IV) 기 IV V Il III…

A: I) this is achiral because it contains a plane of symmetry elements.

Q: (d) Do you expect the pH of the pure water at 100 °C will be 7, lower than 7, or higher than 7? Give…

A: [H+].[OH-] = Kw  pH = -log[H+]

Q: a. Differentiate Benedict's test from Barfoed's test b. Can the Seliwanoff's test be used to…

A: Chemical testing and analysis are necessary for  understanding the purity and content of chemical…

Q: 5. For the following reaction which reactant is getting oxidized and which is getting reduced:…

A: Species for which oxidation state is increased is getting oxidised while species for which oxidation…

Q: +qcal 1927 J = qunknown 192 hermal energy is supplied by a 36 le of unknown material at 125.0 s…

A: Given  qUnknown = -1927 J Initial Temperature = 125 °c Final Temperature = 23.8 °c Mass of sample =…

Q: The radial eigenfunction for the quantum state of lowest energy for an electron with angular…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: iven AH = +90.7 kJ/mol and AS = +221.0 J/mol K, determine AG for the reaction CH,OH(g) → CO(g) + 2…

A: Here we are required to find the Gibbs free energy for the given reaction at 250C

Q: Consider the titration of 150.0 mL of a 0.0040 M solution of the weak base caffeine (C8H₁0N4O2, K₂ =…

A:

Q: pH calculation after the second equivalence point:   Calculate the pH of 50.0 mL of 0.250 M oxalic…

A: Answer: This question is based on acid-base titration where base solution is being added into the…

Q: 5. CI NH3

A: Below attached file showing the details answer.  All the best.

Q: magnesium aluminum sulfur silicon

A: To solve this question,  it is very important to write electronic configuration of all the species…

Q: 1) help me please.. need it BEFORE 7:20 pm. THANK YOU SO MUCH! <3 Differentiate solid density…

A: Density is a physical property of a molecule/substance that is measured as the mass per unit volume.

Q: At 338 K, the reaction X(g) →Y(g) has a Kc of 1.4. The scenes represent different mixtures at 338 K,…

A: The reaction given is X (g) ⇌ Y (g)  The value of equilibrium constant, Kc = 1.4 Reactant, X =…

Q: 2. In the reaction CH4 +202 CO2 + 2H₂O a. How many grams of methane, CH4, is needed for the complete…

A: A. From the above reaction we see that 2 moles oxygen react with 1 mol methane Hence for 6 moles…

Q: The reaction HCl(aq) + H₂O(l) --> H3O*(aq) + Cl¯(aq) is an example of: homolytic cleavage by proton…

A: Given: HCl(aq) + H₂O(I) --&gt; H3O+ (aq) + Cl¯(aq) To identify:  This reaction is an example of…

Q: When 14.8 g of lead(II) nitrate was reacted with excess zinc, a student isolated 7.17 g of lead and…

A:

Q: ENTROPY, MICROSTATES, AND PROBABILITY Overview Expansion of a gas at the molecular level is…

A:

Q: vill be the final temperatur of the two systems? 400. K 250. K

A: Using energy conservation  Heat loss by sample A = heat gain by sample B (m.c.□T)A = (m.c.□T)B

Q: Enumerate the qualitative tests that are based on the production of furfural and furfural…

A: Furfural test is chemical tests used to distinguish glucose and fructose. Furfural test is performed…

Q: Experiment No 24: Determine the relative strength of two Acids by studying the hydrolysis of ester…

A:

Q: 1. Give the IUPAC name and the common name of the following: CH3 -N-CH CHg - N - CH, 0 7. CH₂-C-OH…

A: Multiple question given here.

Q: ACTIVITY 6.2.5 Supply the missing product in the reactions by drawing structure and giving its name…

A:

Q: 1. The dramatic reaction below was reported in the Evans synthesis of colchicine in 1981. MeO CO₂Me…

A: Note : Acid catalyzed electrophilic aromatic substitution followed by dehydration. ( see below).

Q: Calculate the AH for the reaction NO(g) + O(g) given the following information: NO₂(g) NO(g) + O3(g)…

A: Given aim equation is :  Step equations are : Calculate the change in enthalpy of the aim equation…

Q: (d) Provide a curved arrow mechanism for the coupling of dipeptide to give tripeptide Boc-Ala-OH,…

A: Mechanism for the coupling reaction to make dipeptide in presence of HBTU and DIEA as coupling agent…

Q: Suppose that instead of plating copper on a strip of aluminum you used a strip of silver.  Explain…

A: Given: Instead of plating copper on a strip of aluminium, you used a strip of silver.

Q: What is the principle involved on how a simple distillation can isolate the eugenol from cloves?

A: Principle: The principle of steam distillation is based on the fact that two immiscible liquids will…

Q: If 50% water : 50% methanol solvent system was used in the chromatographic analysis, the technique…

A: The chromatographic technique which makes use of 50 % water and 50 % methanol as a solvent or a…

Q: What is the pH of a solution prepared by dissolving 0.35 mol of solid CH3NH3Cl (methylamine…

A:

Q: The order of decreasing rectivity towards electrophilic reagent for the following: (a) Benzene (b)…

A: According to Q&amp;A guidelines of Bartleby, we are supposed to answer only the first question out…

Q: Identify the data set with the highest (a) precision and (b) accuracy. Data set Certified true Mean…

A: Accuracy refers to closeness of mean value of data set to the actual value.  Precision refers to…

Q: The specific heat capacity of liquid mercury is 0.14 J/g-K. How many kilojoules of heat are needed…

A:

Q: Draw the product of the following reaction: 1. NaCN 2. H₂O*. A 'Br Draw the most stable enol…

A:

Q: Predict the sign of ΔSsys (positive or negative) combustion of ethane gas. 2C2H6(g) + 7O2(g) →…

A:

Q: Mangrove bark is extracted by treating the finely ground wood with hot water. The original bark…

A: Given: original bark contains-      7% moisture     33% tannin       20% soluble non-tannin  Residue…

Q: h

A: To tell the best way to confirm that a reaction is first order?

Q: A system receives 80.0 J of heat from its surrounding and the surrounding has done work on the…

A:

Q: An octahedral coordination complex, that only has one type of ligand, and has six d electrons is…

A: All the necessary explanation has been given in thr following step.

Q: 25 Rank by relative basicity. "1 "→ strongest base -NH₂ -NH₂ -NH₂ O₂N "5" weakest ban NH₂ Me O -NH₂…

A:

Q: 12. = a The solubility product constant for the salt silver chromate, Ag₂CrO4 is Ksp 1.9 × 10-¹2. If…

A: Answer: These questions are based on Le-chatalier's principle according to which on changing any…

Organometallic Compounds of s- and p- block elements

Organometallic compounds have a minimum of one bond between a metal compound and a carbon atom. Metalloid elements such as silicon, tin, and boron form organometallic compounds which can be utilized in a few commercial chemical reactions.