Why are some metabolic reactions coupled to the hydrolysis of ATP? To bypass metabolic regulation To drive the nonspontaneous reaction To increase the equilibrium constant To extend the half-life of enzymes

Q: For the following reaction, use the identity of the alkyl halide and nucleophile to determine which ...

A:   Nucleophilic substitution reactions (SN) :  Types   1. SN1       2 . SN2   1. SN1 (Unimolecular Nu...

Q: Exactly 6.21 g of MgCl2 (molar mass - 95.2 g/mol) was dissolved in water. An analysis indicated that...

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Q: What is the correct systematic name for the compound shown here? CH3 CH3

A: 1. Select the principle carbon chain 2. Numbering 3. Naming (prefix + word root + suffix)

Q: 3-38 Give IUPAC names for the following compounds: (c) H3C CH3 CH3CHCCH2CH2CH3 (b) CH3 CH3 CH3CHCH2C...

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Q: Metal ligand bonds tend to be weak and often are observed to vibrate below 600cm-1. Can you foresee ...

A: Metal ligand bonds tend to be weak and often are observed to vibrate below 600cm-1.  

Q: Identify the reactant that is a Brønsted–Lowry conjugate base in the reaction below. * a. HI   b. H...

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Q: A sorption study of Cd2+ on a loamy sand yielded the following results measured when the system was ...

A: We are given A sorption study of Cd2+ ion and We have to determine the Kd for this system

Q: Ammonium phosphate ((NH) PO) is an important ingredient in many solid fertilizers. It can be made by...

A: The reaction of phosphoric acid with liquid ammonia is, H3PO4 + 3NH3 → (NH4)33PO4  

Q: QUESTION 20 Match following waste with the proper waste container. Used capilary tube after m.p. det...

A: 20 . )  To match the wastes with correct container , we would check the type of waste produced in al...

Q: How many moles of NaI would be found in 250mL of a 4.5 M solution? Write your answer with three digi...

A: Definition: Molarity is a concentration term for a solution. The molarity of a given solution is def...

Q: Construct a (011) within a unit cell.

A: A lattice plane in a unit cell is those plane whose intersections with the lattice are periodic.

Q: Consider the following reaction: CO2(g) + C(s) –→2 CO(g) Which of the following statements is true? ...

A: The reaction given is,  

Q: Name th

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Q: Categorize each molecule below as a carboxylic acid, a ketone, an alcohol or an aldehyde. a) Hexanon...

A: Answer: a) ketone. b) aldehyde. c) carboxylic acid. d) alcohol

Q: In the presence of excess thiocyanate ion, SCN-, the following  reaction is first order in chromium(...

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Q: Categorize each alcohol below as primary, secondary or tertiary OH H3C CH3 CH3 HO.

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Q: In an SN2 reaction, which of the following nucleophiles will produce an ether? O "C=CH HO. "O-C-CH3 ...

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Q: determine whether they are the same, diasteromers, enantomers

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Q: A mixture of He, Ar, and Xe has a total pressure of 2.80 atm. The partial pressure of He is 0.450 at...

A: Dalton's law of partial pressure:  According to this law, the total pressure exerted by a mixture of...

Q: What is polarity in chemistry

A: It is a physical property of compound which relates other physical properties such as melting point,...

Q: Given the dissociation constants for each deprotonation, what is the dissociation constant for the o...

A: H3PO4 + H2O ↔ H2PO4- + H3O+..............1  ka =7.11 ×10-3H2PO4- + H2O ↔ HPO42- + H3O+ ................

Q: What is the mass % of carbon in dimethylsulfoxide (C2H;SO)? (C= 12.011 amu, H = 1.008 amu, S = 32.06...

A: The % of carbon in dimethylsulfoxide (C2H6SO) is: Atomic masses of C = 12.011 amu, H = 1.008 amu, S ...

Q: Question 7 The AG'rxn for the reaction: N2(g) + 02(9) + 2 NO(g) is +173 kJ/mol at 25 °C. What is the...

A: The relation between standard Gibbs energy change for standard condition and equilibrium constant is...

Q: In a body-centered cubic unit cell, which part(s) of the 3D unit cell do the atoms occupy? corner ed...

A: A body-centered cubic unit cell  consists of atoms arranged in a cube where each corner of the cube ...

Q: 7. P2S4 diphosphorus tetrasulfide valence e = REDS at each central atom = shape at each central atom...

A: Lewis dot structure of the molecule is drawn assuming that the molecule is covalent molecule. Here s...

Q: need help finding and naming all the functional groups

A: Functional group in riboflavin and malonic acid. 

Q: What is the mass % of carbon in dimethylsulfoxide, C2H6SO, rounded to three significant figures?

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Q: Sodium hydroxide is a strong base. This means that __________. *

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Q: The distribution coefficient, KD (C water/C ether), between ether and water for aspirin at room temp...

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Q: Draw an example of each of the following molecules a) Alcohols b) Aldehydes c) Carboxylic acids d) A...

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Q: Consider the following reaction: A2 + 2B+2 AB The initial concentrations are [A2] = 0.69OM and [B] =...

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Q: A critical reaction in the production of energy to do work or drive chemical reactions in biological...

A: We have to predict the ∆G reaction and nature of reaction.  

Q: Structural formula

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Q: co List all the possible transitions that can occur between n = 1 and n = 4 in a hydrogen atom. Whic...

A: The electronic energy levels in an atom are quantized and when an electron undergoes a transition fr...

Q: Name the following molecules: OH CI- HO,

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Q: If 52.00 ml of 0.500 M CaBr 2 solution is added to  128 ml of 0.320 M solution of KCl solution, what...

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Q: Which is the reductant and oxidant in the reaction? S2032- + 12 - 1 + S406² I'is the reductant; S406...

A: Given : We have to tell oxidant and reductant .

Q: Nitric oxide, NO, is believed to react with chlorine according to the following mechanism: NO + Cl2...

A: Which of the following is/are and intermediate in the reaction?    

Q: 2. Three immiscible liquids are added to a tall graduated cylinder. The three liquids are hexane (d ...

A: a.)  To draw a diagram for layers of three liquids , we would use the fact that liquid having highes...

Q: Determine the half life of the second order reaction, 2A -> product, given the initial concentration...

A: For the second-order reaction, the sum of the exponents in the rate law is two. The rate of second-o...

Q: Categorize each alcohol below as primary, secondary or tertiary OH OH OH

A: Identify which type of alcohol is present--

Q: 0.4ml to minims

A: ml and minims are unit of Volume   1 ml = 16.2307 minims 0.4 ml =0.4 × 16.2307 minims0.4 ml =6.49228...

Q: Evaluate Ar and Ap for the harmonic oscillator with n = 1. Discuss these quantities in light of the ...

A: Hesenberg uncertainty principle gives the equation given below We know h= 6.626×10-34 Js π = 3.14 O...

Q: E, = kJ - mol- What is the value of the pre-exponential factor (sometimes called the frequency facto...

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Q: Gaseous methane (CH,) will react with gaseous oxygen (0,) to produce gaseous carbon dioxide (CO,) an...

A: Given : Mass of CH4 = 0.96 g Mass of O2 = 7.53 g  To calculate :-  Mass of H2O (in grams)

Q: In this reaction, what is the coefficient for calcium oxide? CaO(s)+CO2(g). CaVO3(s)

A: According to the Law of conservation of mass " all atoms of different elements must be equal on both...

Q: Which reaction is more energetically favored, one with ΔG0 = - 44 kJ/mol or one with ΔG0 = + 44 kJ/m...

A: The spontaneity of a reaction can be found out by the change in Gibbs free energy of the reaction. I...

Q: Consider the following reversible reaction to answer questions 1-4. It is EXOTHERMIC. 2 CO2 (g) 4 2 ...

A: 1.)  We would write expression for Kc . 2.) Plug given values of concentration of each compound at e...

Q: 2. Molecule #2 a)What Group? (Carb, Lipid, Protein, or Nucleic Acid). b)Within the group, how would ...

A: Carbohydrates: Carbohydrates are macromolecules with the general molecular formula  CnH2nOn.  The mo...

Q: Question 14 Nitrogen dioxide decomposes according to the reaction: 2 NO2(g) + 2 NO(9) + O2(9); Kp = ...

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Vitamins and Coenzymes

A class of organic compounds needed in the human body for normal activities is known as vitamins. They are characterized into two parts depending upon their solubility in water. They can act as coenzymes, cofactors, or prosthetic groups for enzymes.