Give the numbers of peptide bond present in given structure, structure is given at pH 10.5,  find the error in if pH is 7.4

Q: Please answer both parts of this question What is the (final) product of a. a primary alcohol and c...

A: Given: reaction of alcohols with chromic acid i.e. H2CrO4     

Q: Choose the best Lewis structure for OCN. (It will help to work out the missing formal charges for th...

A: In this question, we have to give the Lewis structure of OCN- from the given options:

Q: (True or False, explain if its false) The value of the chemical displacement of a proton is determin...

A: In the given problem we have to discuss whether the statement given "The value of the chemical displ...

Q: The formula for the pH of a solution of hydronium ions is given by the logarithmic equation pH = - l...

A: pH = -log[H3O+] 

Q: The following test data were obtained for an aqueous solution of calcium chloride. Mass of empty 100...

A: Given,  The Mass of empty 100-mL graduated cylinder=36.2 g             nn                          T...

Q: olid cuprous sulfide is oxidized by hot concentrated nitric acid forming cupric salt, and nitrogen d...

A:                               Answer  Pridict  the product and balance redox reaction  In balance re...

Q: Calculate the value of the free energy change, ΔG, for the reaction below at 100.0ºC when the pressu...

A:

Q: What is the pH of a 0.0013 M solution of niacin? Ka = 1.5x10^-5

A:

Q: For the reaction 2NO(g) + O2(g) 2NO2(g) at 750°C, what is the relationship between Kc and Kp? A) Kc ...

A:

Q: Determine the standard enthalpy and change in internal energy of the hydrogenation of ethyne (C2H2) ...

A:

Q: Calculate the molar solubility of Al(OH) 3 in a buffer solution with 0.100 MN * H_{3} and 0.400 M NH...

A:

Q: se the following information to answer this question. CAle) + 3CuClz(ag)→2AICI3(aq) + 3Cu(s) word eq...

A: Given- 2Al+3 CuCl2->2AlCl3+3Cu

Q: Balance the following reactions and classify each reaction. i. N2 (g) + H2 (g)  NH3 (g) ii. Zn (s) ...

A: Types  of  reaction - There are five common types of reaction 1) Synthesis reaction . 2) Decompositi...

Q: H 2 (g)+I 2 (g) rightleftharpoons2HI(g)+Heat How would the equilibrium shift if more gas were added ...

A:

Q: Define and give an example of (a) A weak acid, (b) A weak base

A: Definition of weak acid and weak base with example is given below

Q: What does the term "equilibrium" mean in technical language to chemists? What are the similarities a...

A: Solution: Equilibrium in short and simple term is equality between two phases/ system. In chemical t...

Q: Define the following terms as they relate to NMR (please type the answer for all parts of this quest...

A: a. CHEMICAL SHIFT  The shift in the position of the NMR region resulting from the shielding and desh...

Q: Q4. A person digested 90 g fat and lost 2 g fat in feces. What is digestibility coefficient (DC) for...

A: We are given: Mass of fat consumed =  90g  Mass of fat in feces = 2g  

Q: Br,(g)= 2Br(g) the equilibrium constant, K, is 1.10 x 103 concentrations of Br if the initial and eq...

A:

Q: A 0.45 M aqueous solution of HBrO at 48°C is found to have a pH of 4.85 . What is the value of Ka fo...

A:

Q: You have 75.0 mL of 0.10M HA. After adding 30.0 mL of 0.10 M NaOH, the pH is 5.30. What Is the Ka va...

A:

Q: Carbonic acid CHe Cog) react in water to produce Hso" according to Pe cquation. cag) a) Determine Th...

A: Given reaction: H2CO3(aq) + H2O(l) ⇌ H3O+(aq) + HCO3-(aq) We have to determine the acid, base, conju...

Q: Below is a diagram showing a typical heating/cooling curve for water. It reveals a wealth of informa...

A: We would use the given heating curve to answer these questions.      Note : As you have uploaded mul...

Q: A1 liter solution contains 0.549 M hydrofluoric acid and 0.412 M sodium fluorlde. Addition of 0.206 ...

A:

Q: Test for Ct ion Take for instance, you have solution of new known test solution, you will add a coup...

A: Halide test We will talk about halide particles (F, Cl, Br, I) tests by utilizing silver nitrate and...

Q: 3. The following reaction was observed 2A → 2B +C, and yielded the results shown below. t (min) [A] ...

A:

Q: Question 31 of 48 Submit What is the relationship between the two molecules shown below? A) They are...

A:

Q: An aqueous solution contains 0.32 M potasslum hypochlorite. One liter of this solution could be conv...

A:   Buffer solutions:  A solution which resists it's pH by addition of small amount of Strong acid (or...

Q: Consider the molecules R-CH2OH and R-CH2CO2H where R is rest of the hydrocarbon molecule.  a) Which...

A: When H+ is removed from acid conjugate acid is formed and vice verse for base .

Q: A solution may contain, chloride, carbonate, phosphate, and or sulfate ions. No effect is observed u...

A: 1) As no impact is seen upon the expansion of 6M HNO3, it affirms that CO32-is missing. In the event...

Q: In the preparation of 60 mL Magnesium citrate in the laboratory, you are required to: calculate for ...

A: The volume of carbon dioxide produced during the formation of magnesium citrate from the reaction of...

Q: Provide the correct IUPAC name for the compound shown here. 1 H3C H2C- CH3 Provide the correct IUPAC...

A: Given multiple question

Q: A reaction that favors reactants (i.e. doesn't react very much) has a K = A. 0 B. 1 c. >1000 D. ...

A: Which of the following is correct

Q: he change of the entropy for a process of dissolving the polymer in certain solvent is S = -0.07- mo...

A:

Q: 4) One of the diastereomeric cyclohexyl bromide starting materials below will readily undergo an E2 ...

A: Rate law of E2 reaction : Rate = k[Substrate][Base] because reaction follows through transition stat...

Q: . Calculate the wavelength (in nm) of the red light emitted by a barcode scanner that has a frequenc...

A:

Q: Curved arrows are used to illustrate the flow of electrons. Follow the arrows and draw the reactant ...

A:

Q: se ( x Edward V x O procedur x G traductor x E Imt rgt c x Course H X Part The x Part A A X course.h...

A: 2.4 moles of ethane undergoes combustion reaction with 3.5 moles of oxygen. Here we have to calculat...

Q: Calculate the pH of a solution resulting from dissolving 23. g of Ba(OH)2 in enough water to make 15...

A:

Q: Complete the following solubility constant expression for CaF2. K sp

A:

Q: Using the molecular models to explain the answer, determine if 2-chlorobut-1-ene is polar or non-pol...

A: The molecule is 2-chlorobut-1-ene. It has one Cl-group ,one double bond and 4 C.  

Q: What is wrong with the Lewis structure depicted below? [Image description: A Lewis structure with a ...

A: The bonding in main-group elements (especially carbon, nitrogen, oxygen, and halogens,) can be expla...

Q: The decomposition of hydrogen peroxide (H2O2) was observed and yielded the results shown below. Time...

A: Simply we can find the order of reaction from a  reactant concentration vs time graph. A standard gr...

Q: Predict the isoprene unit in the compounds R and S. (i) НО R (ii) ОН 3 НО S

A:

Q: Consider the Lewis structure below. Assign formal charges to each atom. [Image description: A Lewis ...

A:

Q: What is the relationship between absorbance and the shift in equilibrium?

A: According to Le-chatelier's principle, if any type of stress is applied at equilibrium, then equilib...

Q: A student carres out the equilibrium constant experiment for the formation of FeSCN" (ag) using iron...

A: The slope of the beer's plot is greater than it should been, resulting in smaller Kc values calculat...

Q: 3. Which 3-carbon molecule(s) from the following families would you predict to be a gas at room temp...

A: Boiling point: The temperature at which the vapor pressure of a liquid becomes equal to the atmosphe...

Q: 3-9. A 40-cu ft tank is filled with air at 14.7 psia and 80°F. The tank also contains a 15-lb block ...

A: The pressure will be 58.14 psi

Q: Provide an appropriate response. 12) The IQ scores of adults are normally distributed with a mean of...

A: X~ Normal with mean 100 and std 15. P(85<X<125) =P( (85-100)/15 < (X-100)/15< (125-15)/1...

Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.