(b)

Q: How many grams of NaCl are needed to prepare 17.3 mL of a 0.46 M NaCI (aq) solution?

A: Given that:  Molarity of NaCl = 0.46M Volume = 17.3ml = 17.3ml×1L/1000ml = 0.0173L  We know, molar m...

Q: (14) V. At 25°C, Kc 4.64 x 103 for the reaction N2O4 (g) 2 NO2 (g) If 0.174 mol of N2O4 are placed i...

A: Given, 

Q: Two solutions of the same UV-absorbing molecule were analyzed by UV-vis spectroscopy on the same ins...

A: Given the path length of the cell, b = 1 cm Since the two solutions, A and B have the same UV-absorb...

Q: 3- Quantitative analysis is one which is used for separating out the specific constituents from a mi...

A: The given statement is, Quantitative analysis is one which is used for separating out the specific c...

Q: Experiment [A] (M) [B] (M) Rate (M/s)   1 0.1 0.9   2 0.2 0.9   (a) Which of the following reactan...

A:

Q: Psoralen, a compound found in giant hogweed, contains only C, H, and O. Combustion of 1.000 g of pso...

A:

Q: 56.3  mg sample of protein A in 1.5 mL of water has an osmotic pressure of 0.295  atm, what is the m...

A:

Q: Benzoic acid, HC7H5O2, and its salts are used as food preservatives. Ka for benzoic acid is 6,3 x 10...

A:

Q: What is the value of Keq for the reaction NO(g)  1/3 NO2(g) + 1/3 N2O(g)? Keq =  .

A:

Q: Question 7 of 14 Microwave ovens emit microwave energy with a wavelength of 12.0 cm. What is the ene...

A: Calculation of energy is given below.  Wavelength of microwave radiation =12 cm Speed of light =3 *1...

Q: Show the delocalization of charge in the following structure, draw the resonance forms and indicate ...

A: Resonance :-  The phenomenon of representing a molecule or ion with more than one Lewis structure is...

Q: which is chiral and which achira

A:   1. Optical activity : the property of rotation of plane polarized light (PPL) of an object (or) co...

Q: What is the IUPAC name for the compound shown below?

A: Some important rules for IUPAC naming :-  1. Select longest possible continuous carbon chain with ma...

Q: Predict the products (if any) that will be formed by the reaction below. If no reaction occurs, writ...

A: The given reactants are HI(aq) and Cr(NO3)3(aq), both of which are soluble in water.

Q: The Kohinoor Diamond ( d= 3.51 g/cm^3) is 108 carats. If one carat hasa mass of 2.00 x 10^3 mg , wha...

A:

Q: Draw a Lewis structure for SiH4 BrF3 H2CO please show evidence that you are using all 5 steps in th...

A:

Q: 10. Fill in the gaps in the following table: pH 4.20 [H*] (mol/L) [OH]] (mol/L) Acid/Base Sol'n? 1.9...

A:

Q: Please explain the answer. Plotting the ratio of atomic emission of Pb to the atomic emission of ytt...

A: Calculation is given below. 

Q: The potential, AEº, for an electrochemical cell for the reaction shown below is 0.339 V: Cu²*(aq) + ...

A: Given electrochemical cell reaction is Cu2+(aq) + H2(g) -----> Cu(s) + 2H+(aq)  The potential, ∆E...

Q: What type(s) of compounds can be recrystallized? Liquids Gases Solids Liquids and Solids Liquids, S...

A: Crystallization is a process of formation of crystals i.e. separation of solid. Recrystallization is...

Q: The iodide-catalyzed decomposition of hydrogen peroxide is thought to proceed by a four-step mechani...

A: #(a): Given the rate-determining step of the multistep reaction of iodide-catalyzed decomposition of...

Q: Draw the AO Contribution picture of CH3CH2+ and the MO energy diagram. B) What is HOMO and what is L...

A: Overlapping of atomic orbitals AO) of CH3CH2+ is given by,

Q: Reacción de desplazamiento simple Reacción de sintesis o combinacio Cl2 + KBr Mg2 + Cl2 Reacción de ...

A: In Chemical reaction two species react and form a new species known as products. 

Q: In your own words, Explain and Give two examples of important solutions in nature and explain why ea...

A: Solution  A solution is a homogeneous mixture of two or more components in which the particle size i...

Q: 21. The following two compounds are A) Constitutional isomers B) Conformational isomers C) Geometric...

A: Isomer are the compound which have same molecular formula but different structure.

Q: A chemist places 2.2352 g of NaCl in a 100 mL volumetric flask and adds water to the mark and calls ...

A: Weight of NaCl is 2.2352 gm Molar mass of NaCl is 58.5 gm/mole

Q: Impure Compound X was found to have a melting point range of 106-114 oC. What do each of these numbe...

A: The purpose of melting point experiment is to determine melting points of compound accurately. It is...

Q: 5. Show that the following wavefunctions are orthogonal v, (7) = 2(2)*e-f ao Y2 (r) = (2 – p) e-? ao...

A: Given: Two wave function, whose orthogonality can be tested as follows:

Q: H H H-C-O HHH HHH HHH HHHHH H-C-o HH HHH HH CH, H H 0/2 CH, H H -C-H HH 1. What do you call the stru...

A: amphipathic molecule that has both polar and non-polar parts.  

Q: Rank the following carbocations in terms of their energy. A Highest Energy Lowest Energy

A:

Q: 1+ 25. CH2=CH2 + CH3COOH ????? - A) CH3-CH2-Ċ-CH3 B) CH3-CH,-O-C-CH3 C) CH3-CH2-OH + CH3-C=0 D) CH3-...

A: This reaction type is called synthesis. Synthesis is when two or more compounds which combine or int...

Q: What type of hydrate does sodium carbonate exist as? decahydrate pentahydrate hexahydrate dihydrate

A:

Q: Decide which compound in pair is more reactive in electrophilic aromatic substitution reaction (Plea...

A: In electrophilic substitution reaction benzene reacts acts as nucleophile . So compound which have m...

Q: 9- The following titration curve is the kind of curve expected for the titration of a acid with a ba...

A: We have to select  correct option from following options  for the given  curve in question. 

Q: Rank the following carbocations in terms of their energy. + + A Highest Energy Lowest Energy

A:

Q: A 30.00 mL sample of an aqueous solution of HNO3 was titrated with 0.3621 M KOH. The HNO3 solution r...

A:

Q: Gives structure for ethyl propyl ether

A:

Q: 9. Phosphotyrosine (shown below) has four ionizable functional groups (pK1 = 2.5, pKR1 = 2.1, pKr2 =...

A: a) Given is the phosphotyrosine molecule, with four ionizable groups.

Q: Two ligands have 1000-times different affinities for the same binding site. They differ by a single ...

A: Given: Two ligands have 1000-times different affinities for the same binding site Let's say ligand '...

Q: Show that the third Bohr postulate, Eq. (2–5), is equivalent to an integer num- ber of de Broglie wa...

A: Bohr᾿s Postulate states that, An electron should revolve round only certain specified circular orbit...

Q: At 503 K the equilibrium constant K. for the dissociation of N2O4, N2O4(g) 2 2 NO2(g) has the value ...

A: Given : Kc = 40 Moles of N2O4 = 1 mole Volume of solution = 10 L

Q: At -992 oC, Keq = 23.4 for the reaction: 1/2 Br2(g) + 1/2 Cl2(g)  BrCl(g) (a) What is the value o...

A: Given reaction is : 1/2 Br2(g) + 1/2 Cl2(g) --------------->  BrCl(g) , Keq = 23.4  (a). What is ...

Q: Which reaction is the fastest, which is the slowest? I want to check my work and see if I am correct

A: A question based on aromatic electrophilic substitution reaction, which is to be accomplished.

Q: 5. [Multiple Choice] What is the product of the following reaction? ? a.1,2-dichloro-1,2-dimethylcyc...

A:

Q: What is the value of KP at this temperature?

A:

Q: Give the IUPAC NAME of the following compound: CH3 CH3-CH2-CH2-CH2-CH2-CH2-CH3 CH3-CH2-CH3

A: We have to predict the IUPAC nomenclature.  

Q: containing 0.0010 M Ba²“, what must the final sulfate concentration be to precipitate 99.9% of To pr...

A: The Ksp expression for BaSO4 is written as follows:- Ksp = Ba2+SO42- We have concentration of Ba and...

Q: Draw the structural formula for the major product(s) resulting from the following reactions

A:

Q: (a) Select all of the correct statements about reaction rates from the choices below. The lower ...

A: A question based on reaction rate is to accomplished.

Q: 1. [Short answer) What is the IUPAC name for the compound shown below?

A: Answer - The IUPAC name of the given compound is - hex-2-ene Hexene is an alkene with a molecular fo...