F HO Br

Q: For each structure, star (*) any asymmetric carbon atoms. label each asymmetric carbon as (R) or...

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Q: The maximum number of amino acid side chains that can potentially form an ionic bond (+lil- interact...

A: Histidine is an amino acid with a imidazole ring attached as a substituent. The polarity of histidin...

Q: 4KO2(s) + 2CO2(g) 2K2CO3(s) + 302(g) What is the maximum volume of oxygen that can be produced when ...

A: Given balanced equation is as follows. 4KO2s+2CO2g→2K2CO3s+3O2g The ratio between KO2 and CO2 is 4:2...

Q: 1. What type of reaction explains the solubility of phenol in Sodium Hydroxide? Explain the organic ...

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Q: I need help

A: Diffusion is a process of movement of the particles from a region of higher concentration to a regio...

Q: How do you name an ionic compound if it contains a polyatomic ion?

A: A metal cation will always be the first element in the binary ionic compound, while a nonmetal anion...

Q: product in this reaction how you can determine that from which position C-C, C-H, C-Br bonds are bro...

A: The two reactants given are secondary alcohol and a tertiary alkyl halide. The basic concept for bon...

Q: What mass of Ca(NO3)2 must be added to 0,75 L of a 2.0-M HF solution to begin precipitation of CaF2(...

A: Given,  0.75 L of 2.0 M HF solution.  Ksp of CaF2 = 4.0*10-11 Ksp for HF = 7.2*10-4 We need to calcu...

Q: 2. What can we do to reduce the production of SO; 2SO:(g) + O2(g) SO:(g) Answer:

A: In the given equilibrium Reaction - 2SO2(g) + O2(g) ---> 2SO3(g) The rate of formation of sulphur...

Q: 1) a) A solid substance is considered to be orthorhombic in nature. Since the edges of the unit cell...

A: The d is the interplanar spacing and it is defined by the spacing between the adjacent planes which ...

Q: Why do glass electrodes indicate a pH lower than the actual pH in 0.1 M NaOH?

A: Glass electrodes are highly sensitive for the determination of pH. It is usually ion selective elect...

Q: What is the mass in grams of NACN in 120.0 mL of a 2.40 x 10-S M solution?

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Q: Give the amino acid sequence of an octapeptide that contains the amino acids Tyr, Ala, Leu (2 equiv)...

A: Peptide linkage is formed between the amino group of amino acid and the carboxyl group of other amin...

Q: A solution contains 45.0 g of methanol, CH3OH, dissolved in sufficient water to give a total mass of...

A: In chemistry, mole is a standard notation which is used to measure the quantity of the amount of sub...

Q: Why does water have a higher heat of vaporization thandiethyl ether?

A: The quantity of energy that must be supplied to a substance to convert it from the solid to liquid p...

Q: For the reduction of MnO4− to Mn2+ in aqueous acid, ε⁰ = 1.51 v.For the reduction of I2 to 2I− in aq...

A: The question is based on the concept of electrochemistry. it involves the formation of a galvanic ce...

Q: It is thought that a solid substance has an orthorhombic structure. Since the edges of the unit cell...

A: Given data, Structure of the solid substance = Orthorhombic Edges of unit cell: a = 3.50 A b = 4.0 A...

Q: Write a stepwise mechanism for  the following reaction . Use curved arrows to show the flow of elect...

A: It is a friedel- craft's reaction . The friedel craft reaction involves the electrophilic substituti...

Q: Show how you would accomplish the following conversions.(a) cis-hex-3-ene to meso-hexane-3,4-diol

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Q: 3) Çalculate the potential in a solution at 298 K when 5.0 ml of 0.25 M Ce* solution is added to 5.0...

A: E°(cell) = E°(cathode/red) - E°(anode/oxi) = (1.61) - (0.77) = 0.840 V Number of electrons transferr...

Q: Define process of Identifying fragments in the mass spectrum of hexane ?

A: The mass spectrum is obtained as m/z versus the relative intensity. The m/z value is the mass to cha...

Q: (a) Which solution is used for the leaching of silver metal in the presence of air in the metallurgy...

A: Ans (a): Leaching is a process involved in the extraction of metal. Leaching is used to extract thos...

Q: It is considered that a solid substance has an orthorhombic structure. Since the edges of the unit c...

A: Edges of unit cell: a = 3.50 A b = 4.0 A c = 5.5 A Miller indices of plane for which diffraction is ...

Q: Estradiol is a female sexual hormone that causes maturation and maintenance of the female reproducti...

A: The percent of the element means the mass of the element in the compound. The mass of the carbon = 7...

Q: Question attached

A: Enthalpy of the reaction is the amount of heat released when 1 mole of the substance is reacted.

Q: Please someone who knows how to answer this

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Q: Explain the following: (i) Low spin octahedral complexes of nickel are not known. (ii) The n-complex...

A: Low spin octahedral complexes are formed when the central metal atom undergo d2sp3 hybridisation by ...

Q: Hydrated vanadium (II) sulfate, VSO4·xH2O, is 46.19% water by mass. Determine the empirical formula ...

A: Given data contains, Atomic mass of Vanadium is 50.94 amu. Atomic mass of sulfur is 32 amu. Atomic m...

Q: Question attached

A: The cells in which chemical energy is converted into electrical energy are termed as voltaic cells. ...

Q: What is the primary standard used in this experiment (acid and base titration of HCl,KOH). Give the ...

A: Acid-base titration involves the reaction between reaction between acid and base. Acid will be prese...

Q: 2. At temperature T, 30% of dinitrogen tetroxide decomposed according to the equation below: N2O. (g...

A: The equilibrium Reaction is given as - N2O4(g) <=> 2NO2(g) (1 mol)          ( 0 mol)     -----...

Q: 1. H2, Lindlar ii. 2. BH3 THF 2. H202, NaOH a) iii. b) a) iv. b) O Type here to search

A: lindlar's catalyst leads to the reduction of Triple bond into double bond.  And BH3,THF and H2O2 , N...

Q: Calculate the ΔH° of the reaction? CH4(g) + 2O2(g)→ CO2(g)+ 2H2O(g)  ΔH°f (CH4(g)):-75 kJ/molΔH°f (C...

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Q: Answer the following questions for 1,3,5- hexatriene, the conjugated triene containing six carbons.W...

A: 1,3,5- hexatriene has the conjugated triene containing six carbons structure.  

Q: lewis structure answer only letter d,e,f,g, and h

A: In lewis structure, all atoms must have to complete its octet and all bond should have to represent....

Q: Why EMF of the cell increases when the concentration of the solution at the anode decreases? Why EMF...

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Q: 1H NMR spectrum of (C5H5)2Fe(CO)2  shows two peaks of equal area at room temperature, but has four r...

A: Here one C5H5 has haptisity 1 and other has 5 .

Q: Rf value can be matched with to identify the solute Solvent front Solute itself None O Database

A: Rf value: The Rf value or retention factor is the ratio of distance travelled by the compound under ...

Q: When a substance changes from a solid to a gas, the process is called?

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Q: What volume of 0.028 M NaOH must be added to 0.75 L of 0.0900 M HCl to achieve a pH of 9.00?

A: Total 2.445 L of 0.028 M NaOH solution is needed.

Q: In the gravimetric analysis of iron, hydroxide may be added to a solution containing Fe3+ to precipi...

A: The question is based on the concept of gravimetric analysis. it involves the quantitative estimatio...

Q: Use bond-dissociation enthalpies (Table 4-2, p. 167) to calculate values of ∆H° for the following re...

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Q: 2. Rank the following compounds in increasing order of solubility in water? Explain your answer (usi...

A: The question is based on the concept of solubility. substances which can form hydrogen bonding with ...

Q: Complete the spaces in the sentences given below with the appropriate expressions. To obtain a cooli...

A: In the laboratory often it is needed to attain low temperatures below 0oC. Such temperatures are oft...

Q: Which of these dipeptides are hydrolyzed by trypsin? by chymotrypsin? Q.) Phe-Gly-Lys

A: Given dipeptide: Phen- Gly - Lys

Q: 1. Suggest the ways that can increase the production of nitrogen dioxide. N20:(g) = 2 NO:(g) Answer:

A: In the given Reaction - N2O4(g) <=> 2NO2(g) The reaction is endothermic, means on increasing t...

Q: What major alkene product is produced by dehydrating the following alcohols?a. Cyclohexanolb. 1-Meth...

A: In dehydration reaction, H2O is eliminated forming a double bond.  

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A: Phenol also known as carbonic acid having formula of HC6H5O is a weak acid . Given, Ka (Acid dissoci...

Q: A + 2B→ CWhen the chemical reaction above is carried out under certain conditions, the rate of disap...

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Q: A 0.8870 g sample containUng Qaix Naci and KGI was Teated win AgNO3. formed had a mass of 1.913 g. Ç...

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