Propose two molecular formulas for each of the following molecular ions: (a) 72; (b) 100; (c) 73.

Q: Name the following compound P204

A: Name of P2O4 will be Diphosphorus tetraoxide.

Q: -COCH3 6. (ба) (6b)__→ + H2O

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Q: immonia to give C,H N,0,

A: (f)  Succinic anhydride and aqueous ammonia to give C4H10N2O3:

Q: 0.3872g of an unknown weak acid with general formula HY, was dissolved in water and made up to a…

A: Since HY has 1 replaceable H, it is a monoprotic acid. Equation for the association of HY is: HY(aq)…

Q: Estimate the pK, values for the functional group classes represented by the given molecules. CEC-H…

A: Acidity is defined as the ability of a molecule to release protons.  if a compound  easily donate…

Q: 2- The spectral characteristics of phenols and aromatic amines change with the change of pH of the…

A: When we study the interaction of electromagnetic radiation with matter then this study is known as…

Q: How would the pKa values of carboxylicacids, alcohols, ammonium ions 1RNH32 + , phenol, and an…

A: The strength of a chemical substance acidity is determined by its pKa value.

Q: ОН PhMgBr H3O+ EtzN, CH2CI, Et20 C3H1202

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Q: Given that Kb For ammonia is 1.8 x 105 and that For hydroxylamine is 1.1 x1D-8 A.What is the ha…

A: Ka * Kb is equivalent to adding the acid and base reactions together, which results in a net…

Q: Propose four possible structures for a hydrocarbon with a molecular ion at mlz = 112.

A: Given: m/z= 112 To find: The four possible structures for a hydrocarbon

Q: What is the structure of the compound which gives rise to this data? Explain your reasoning. 2.

A: A question based on NMR spectroscopy that is to be accomplished.

Q: A) Phenol Red is a weakly acidic dye which is yellow in the HA form and red in the A form. What…

A:

Q: Molar concentration of the dye stock solution: 2.52e-5 mol/L Solutions(Dilutions) Absorbance…

A: The concentration of the initial stock solution is 2.52×10-5 mol/L. The final volume of solution is…

Q: Why σ2px lie at higher energy level than π2py and π2pz in N2? 2-Discuss the structure of [Ni…

A: This can be explained by using the s-p mixing phenomenon. All the elements in the second period…

Q: 1.) MeMgBr (excess) 2)H, HO 3.) NaH 4.) CH "R" abbreviation for answers b.)

A: The question is based on the concept of organic reactions.   we have to identify the Product formed…

Q: CDCI3 80 75 70 65 60 55 50 45 40 35 30 25 15 10

A: The question is based on the concept of Spectroscopy. we have to assign chemical shift value to…

Q: Which of the following has optical isomers? Explain your answer a) Square planar- [Pb(OH)Br₂l ]²- b)…

A: For optical isomerism there should be no plane of symmetry in complex.

Q: QUESTION 19 Briefly explain why there are + and - charges in the amino acid structures in the table…

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Q: 100 43 80 60 27 29 28 40 41 42 39 15 58 10 20 30 40 50 60 Mass/charge (mle) Relative abundance (%)…

A: Given: Mass spectrum To find: Which compound will show this mass spectrum . Solution: Mass…

Q: Answer Q25, 26, 27

A: Coordinate covalent bond  is also known as  dative covalent bond  and in which shared pair of…

Q: Co3 -2 show me dot and cross diagram for it and explain why

A: Given Co3 -2 show me dot and cross diagram for it and explain

Q: spectru moleculor formula and use the formula to calculate units of ursaturation Assume that the…

A: From this we will do the calculation of the molecular formula of the compound who gives this…

Q: NMR Mass Spectrum Data m/e relative abundance 134 7.2 0.71 0.05 135 136 Moiecular Formula Data for…

A:

Q: Which structure fits the following IR-spectrum? 3363 3090 1600 770 690 1528 1352 ENUHO но, Но. CEN…

A: Answer. A option is correct.  Given IR spectrum shows the characteristics peaks for the N-O bond…

Q: Н (еxcess) O,N-

A: Degree of unsaturation is analysis of structure of an organic molecule. It helps in determining the…

Q: what is compound C

A: In first step give positive test of carbohydrate by treatment with Alpha-naphthanol/H2SO4. Now…

Q: write out step by step how they got the k value

A: Let us consider The value of Rate constant (k)  is unknown. We have only Time and Concentration…

Q: @ May Apeebum campound © CGHQ CO iN gaeu beled 19 jN ga below Fig (4:4) Dedute the erautube y…

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Q: . If an unknown forms a silver mirror in the Tollens test, forms a purple color in the Schiff test,…

A:

Q: 4) Compare the IR spectra of both isomers and show the bond vibrations for functional groups, decide…

A: Linkage isomerism occurs with ambidentate ligands that are capable of coordinating in more than one…

Q: D3 (aq) → H3ASO,(aq) + NO(g) -

A: First lets balance the reaction with NO3- and than we will see for NO2-  Balancing explanation :  As…

Q: 43 100 80- 60 27 29 28 40 41 42 39 20 58 15 0- 10 20 30 40 50 60 Mass/charge (mle) Relative…

A: Solution: At first, vaporized the molecule or compound which is then pass into the ionization…

Q: TCDD is 44.77% carbon, 1.25% hydrogen, 9.94% oxygen, and 44.04% chlorine and has a molecular mass of…

A: Given that, TCDD molecule contains; Percentage amount of Carbon  = 44.77% Percentage amount of…

Q: What is the approximate pka of pyridine? O 20 O 5 O 10 O 15

A: The pKa value is one method used to indicate the strength of an acid. pKa is the negative log of the…

Q: A solution is made by dissolving 22.5 g of LiC;H;O2 in 500.0 mL of water. What is the value of Kb…

A: Mass of LiC3H5O2 = 22.5 g Volume ( in L ) = 0.500 L No. of moles (n) = 22.5 g × 1 mol / 80 g =…

Q: HCl can be standardized against: I.   Na2CO3                                   II.  KHC8H4O4…

A:

Q: Give equations to show the reactions of sodium stearate with the following.(a) Ca2+ (b) Mg2+ (c)…

A: Sodium stearate is a stearic acid salt of sodium. It is commonly used in soaps and detergents. It is…

Q: OH 1. CO2, aq. NAOH 2. H30+

A: This is Kolbe Schmidt reaction to convert phenol into Salicylic acid

Q: Provide pka (in scale of 5) of the o-Hydrogen on both compounds. pKa b) a) CH2 А pKa CH2

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Q: 1. Provide the systematic names for the following structures: a) b) -F Br

A: There are generally two types of nomenclature for organic compounds-  1- common name  2- IUPAC name

Q: 2b. Arrange the following compounds in order of decreasing pka values. COOH O2N- -COOH -соон O2N II…

A:

Q: 2. 8 What is the structure of the compound which gives rise to this data? Explain your reasoning. 9…

A: Given -> Molecular formula= C11H16

Q: Complete these Heck reactions

A: The Heck reaction is the chemical reaction of an unsaturated halide with an alkene in the presence…

Q: b. (NH4)2SO4 Show Hint

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Q: At 425 nm a 1.2 x 10-3 M solution of compound Q has Absorbance = 0.879. Another solution of Q is…

A: Given that, at 425 nm, A 1.2×10-3 M solution of compound Q has Absorbance is A1 = 0.879, ie,…

Q: Chemistry Name the compound using mass spec, NMR, and IR.

A: From the mass spectra, it is given that the mass of the unknown compound is 245.32 According to the…

Q: Find the AHrn for the following reaction: 2N29) + 502(9) → 2N,O5(9) given the following reactions…

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Q: QI/ Calculate the molecular weight ( M,) of the following polymers. OH ii- +CH,fH,00 CH, iii- 100…

A: As per our guidelines, we are supposed to answer?️ only 3 subparts of the question. So, Kindly…

Q: Procaine hydrochloride (MW = 273; L iso value = 3.37). Calculate its NaCl Equivalent 0.24   0.19…

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Q: In the synthesis of sulfanilamide, an intermediate reaction using 5 g of acetanilide (MW:135.2,…

A: