complete this Robinson annulation eaction in basic conditions with heat. Ignore inorganic byproducts.

Q: Consider the smelting of iron ore which consists of Fe2O3 and Fe3O4. If Fe is produced in the pig…

A:

Q: If a solution is made by taking 40 mL of ethanol and adding enough water to make 240 mL of solution,…

A: Given : volume of ethanol = 40 mL             Volume of solution = 240 mL  To determine : percent by…

Q: 13. A 2.5-L flask at 15°C contains a miyture of Na. He and Ne at partial pressure of 0.32 au N2,…

A:

Q: A) Grignard reagents are prepared from elemental magnesium and an alkyl halide. B) Grignard reagents…

A: Grignard reagents are used to convert carbonyl compounds to alcohols.

Q: Which of the following terms best describes the pair of compounds shown: enantiomers, diastereomers,…

A:

Q: ANSWER IN 3-5 SENTENCES EACH. 1.What are the function of the Pancreas. 2. Identify the different…

A: Pancreas has both exocrine function and endocrine function. It's also called heterocrine gland or…

Q: A closed, 7.8-L flask contains 1.0 g of water. At what temperature will half of the water be in t…

A: Solution -

Q: What is the net ionic equation? Please also write the state of matter (aq) or (s)

A: The net ionic equation is needed to be provided.

Q: Give the products of each reaction.

A: Here we are required to find the product of the reaction

Q: What reaction occurs at the anode? Select one: a. Ni2+ + 2e- → Ni b. Ni → Ni2+ + 2e- c. Ag+ + e-…

A:

Q: Acids turn blue litmus paper red. Does the red litmus paper change color with acids? acid

A: If red litmus paper is used -> then if basic medium present then colour change to blue but if…

Q: Compounds X and Y are both C5H11CI products formed in the radical chlorination of pentane.…

A:

Q: Clearly indicate the acid and the conjugate acid in each of the following reactions and determine…

A: Equilibrium is favoured on the side where more stable product is formed.  Positive charge is more…

Q: A student is trying to prepare a buffer solution with a pH of 9.00. Calculate the mass of potassium…

A: pH of a buffer is calculated using Henderson -Hasselbalch equation    pH = 9  pka = -log Ka  We…

Q: When the nuclide cesium-129 decays by electron capture: The name of the product nuclide is The…

A: Given,  When Cesium-129 nuclide on electron capture the formed nuclide is:

Q: 2. Find the density in pound per cubic feet of ammonia gas at 100C when confined by a pressure of…

A: Answer: Ideal gas equation in density form is shown below: P=dRTMPMRT=dd=PMRT Here: d=density of the…

Q: Match the region A,B,C. Question 4 Below is the structure of a hypothetical photo-affinity probe…

A: 1. Cross-links with nearby proteins in the presence of UV light The answers is B.

Q: It was discovered that a beverage stored at room temperature (assume 25 degrees C) spoils 40 times…

A: The relationship between rate constant , temperature and activation energy is given by Arrhenius…

Q: For items 13-15, refer to this problem: What is the heat of reaction of Carbon monoxide if the…

A:

Q: The enthalpy of the formation of ammonium chloride is AH° = -175.9 kJ/mol at 25°C. Calculate the…

A:

Q: Which the pigments present on spinach leaves correspond to each spot in the chromatogram resulting…

A: When the thin layer chromatogram of spinach leaves were read under the regular fluorescent light,…

Q: Which of the following will reduce KMnO4 and produce a brown precipitate? 2,2-dimethylpentane…

A: The reduction of KMnO4 (violet-pink) color to brown precipitate (MnO2) is a test for the detection…

Q: Which of the following characterizes a beta ray? Choose all that apply. is attracted to the…

A: Answer: There are different types of radiations named as α-ray, β-ray and γ-ray present and they can…

Q: An electric current of 1.000 A flows for 301. milliseconds. Calculate the amount of electric charge…

A:

Q: The following alcohols undergo Lucas test (a test used to determine the reaction speed of the…

A: Lucas reagent is the mixture of concentrated HCl and anhydrous zinc chloride, ZnCl2 (Conc. HCl +…

Q: A sample of 9.00 mol of gas in a 5.00 L container is at 65.0 °C. What is the pressure of the gas?

A:

Q: Specific Chemical Shift Hd Hc Hb Ha multiplicity Integration Proton # of 13C-NMR (s, d, t, etc.)…

A: The given compound is 2-bromobutane, for which have to find the chemical shift, multiplicity and…

Q: In Part B of the experiment, a student mixes 28.0 mL of 1.100 M HC1(aq) with 28.0 mL of 1.000 M…

A:

Q: N,O4(g) 2 NO2(g) A. At a certain temperature 20.0 grams of N,O, is placed into a 500.0-mL flask. At…

A: Answer: Value of equilibrium constant for for a chemical equation is equal to the ratio of molar…

Q: 5. Consider the peptide bond formed between amino acids shown below. (fill in with numbers) Which…

A:

Q: In an ideal situation, what would the slope of a calibration curve be for an ISE experiment…

A: To determine the  slope of a calibration curve be for an ISE experiment measuring K+, NO3-, Sc3+

Q: Average Exposure to Radiation from Common Sources Source Dose (mrem/year) Naturally Occurring…

A: The data given is,

Q: A set of three nucleophilic displacement reactions is shown below: CH3 CH3 CH3Br CH;CHCH2CH2B1…

A: The correct answer about SN2 reaction is given below

Q: Thiamine is assayed by? I. Spectrophotometry II. Fluorometry III. Turbidimetry A. I, II and III B. I…

A: Thiamine is assayed by FLUOROMETRY, SPECTROPHOTOMETRY and TURBIDIMETRY. So, the correct answer is…

Q: Fill in the nuclide symbol for the missing particle in the following nuclear equation. Na

A: Positron emission is a nuclear reaction in which a positron (  0+1e ) is emitted.  It can be…

Q: Differentiate the scents of Lemon and Orange extracts

A: Lemon and orange extract are the flavouring material use to add flavour along with that these are…

Q: For the reaction below, the DH° = -113.1 kJ/mol and DS° = -145.3 J/K-mol. Calculate the equilibrium…

A: we are required to find the equilibrium constant for the reaction at 250C

Q: 13. The compounds 2-chlorophenol and 4-chlorophenol are examples of A) Molecules that are identical.…

A: 13. B  14. B  15. D  16. D  17. D

Q: *16. The following compound is a carboxylic acid that contains a bromine atom: CH,0,Br. The peak at…

A: Calculate degree of unsaturation(DU)    C = number of carbon atoms=4  H = Number of hydrogen atom= 7…

Q: A sodium thiosulfate solution is standardized using pure copper as the primary standard. A sample of…

A: Given data,                                 Mass of Cu = 0.2624 g Volume of sodium thiosulfate =…

Q: 1) H2O2 (iii) 2) PC13 3) H2O ČOOH

A:

Q: At room temperature, how would you expect the Kof AgCl in deionized water to compare to the K.of…

A: Answer: Solubility equilibrium AgCl is shown below: AgCl(s)↔Ag+(aq)+Cl-(aq)

Q: Q1: Fill the spaces below 1- Vitamin C (the chemical formula is 2- I2, is a strong...... . agent…

A: Ascorbic acid is known as Vitamin C.

Q: (ii) from

A:

Q: KPO, (ag) • 3AGNO, (ag) -- Ag,PO, (s) + 3KNO, (ag) 3K"(ag) • PO,(ag) • 3Ag'(aq) • 3NO, (aq) -->…

A: Given-> K3PO4(aq) + 3AgNO3(aq) ---> Ag3PO4(s) + 3 KNO3(aq)

Q: What volume of 1.18 M NaCI solution contains 159.8 grams of NaCl? Answer:

A: The concentration of any solution can be expressed in terms of molarity. It is given by,…

Q: A solution contains 20.5g of NaCl dissolved in sufficient water to give a total mass of 166.2g. What…

A: Given :-  Mass of NaCl = 20.5 g  Mass of solution = 166.2 g  To calculate :-  Molality of solution

Q: Which of the following describe(s) the following reaction? Choose all that apply. 23U + on ORb + 144…

A:

Q: Use the enthalpies of formation listed on the data table found on the course website to determine…

A: Given unbalanced reaction is :  CuO (s) ----------> Cu2O (s) + O2 (g)  Determine the value of…

Q: 39. Which of the following class of molecules is most likely to act as a base? A) alkyne B) amine C)…

A: 39) the molecule which is most likely to act as a base is