Calculate the isoionic pH of 6.022 x 1021 molecules of thereonine in 500 mL of solution. (For Thereonine pK1 = 2.088 and pKz=9.100)

Q: According to kinetic-molecular theory, in which of the following gases will the root-mean-square…

A: Root-Mean-Square velocity (RMS) velocity :-  According kinetic molecular theory the RMS velocity is…

Q: он A B NH2 но. SALE =0 но- O Na* -NH2 D

A: Polar compounds contains one or more polar bonds because of the difference in electronegativity…

Q: In questions 5-7. consider the following two reactions and the corresponding enthalpy change CH…

A: Recall the given reaction of formation of methanol from methane and oxygen. 2CH4(g) + O2(g)…

Q: Convert the calorific power of H2 which is 2,582 cal to at STP, where 1 kg-mol = 22.4 m3 m3 kg

A: 2583 cal m-3 = 2583 cal x 22.4 cal cal kg-1 = 57836.8 cal kg-1

Q: A corrosion cell consists of copper(Cu) with an sheet area of 250cm2 and the density of the current…

A: Given: Surface area of Cu = 250 cm2  Surface area of Fe = 25 cm2  And current density passing = 0.5…

Q: Calculate the heat of atomization of C2 HC13, using the average bond energies in the following…

A: Heat of atomization :- The amount of heat required to break all the bonds in one mole of a compound…

Q: Explain the derivation of the calculation formula for AV of the two-stage rocket.

A: We have to prove: The derivation of the formula ∆V of two-stage rocket.

Q: Consider the apparatus below at a constant temperature. The two flasks have equal volumes. At the…

A: Now we have given that volume of two flasks are equal and temperature is also constant now which…

Q: A corrosion cell consists of copper(Cu) with an sheet area of 250cm2 and the density of the current…

A: Given: Surface area of Cu = 250 cm2  Surface area of Fe = 25 cm2  And current density passing = 0.5…

Q: Three bottles of aqueous solutions are discovered in an abandoned lab. The solutions are green,…

A: Given are the complex ions and for complex ion colour is due d-d transition which depends on the…

Q: An aqueous solution of ferric hydroxide has a specific gravity of 1.25 and a weight fraction of…

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: A solution of 0.021 M AgNO₃ that is also 1.23 M NH₃. The kf for Ag(NH₃)₂⁺ is 1.7x10⁷. In a 1.5L of…

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Q: An unknown ideal gas has a density of 0.654 kg/m^3 at ambient conditions of 25 degrees Celsius and 1…

A: here we are required to identify the gas which has density 0.654kg/m3

Q: Consider an apparatus containing two bulbs connected by a valve. The left bulb contains helium, the…

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Q: Classify the possible combinations of signs for a reaction's Δ? and Δ⁢S values by the resulting…

A: If ΔH is negative and ΔS is positive, the reaction is spontaneous. When ΔS < 0 and ΔH > 0, the…

Q: Be sure to aDSwer all parts. Gire the IUPAC name for the following compound. CH;CH,CH(CH;)C=CCH;CH,…

A: In this question we have to tell the IUPAC name of the compound.

Q: A differential scanning calorimeter run with a 13.7 mg sample at a heating rate of 15.0 K/min yields…

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Q: What is the osmotic pressure (in atm) of a 0.225M solution of glucose at 305K?

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Q: 4. Complete the following statement: Resulting from the alpha decay of (A)-223 is a daughter nuclide…

A: A question based on nuclear chemistry that is to be accomplished.

Q: What is the molarity of the solution prepared by diluting 27.4 mL of 2.10 M AgNO3 to the final…

A: Molarity is defined as number of moles of solute divide by volume of solution

Q: Hydrogen peroxide can be prepared in several ways. One method is the reaction between hydrogen and…

A: ∆G°rxn can be calculated using standard Gibbs free energy change of formation (∆G°f) of species…

Q: b. The standard molar entropy of O2 is 205.14 J mol-1 K-1 and õ = 1580 cm-1 and the electronic…

A: GIVEN:   The standard molar entropy of O2 is 205.14 J mol-¹ K-¹ and ≈ = 1580 cm-¹ and the electronic…

Q: For each quantity in the table below, write the symbol of the SI unit in which it would usually be…

A: Radioactive decay is the process by which a unstable nuclei of a atom loses energy to produce a…

Q: An 8.00 gram sample of the hydrated salt, CoCl2 x XH2O was thermally decomposed into anhydrous…

A: Given: Mass of hydrated salt = 8.00 g. And the mass of anhydrous salt obtained = 4.370 g.

Q: CH3 (ii) H. CH3 H3C H3C H3C° .CH3 CH3 CH3 ко H H;C H. H. `NH CH3 CH3 H H;C H3C H. CH3 `CH3 HO, `H…

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Q: name the compounds

A: 1) In the given compounds, consider cyclopentane ring as the substituent. 2) The side chain…

Q: 1 Zn + 2 HCl → 1 ZNCI, + 1 H, Given 300 grams of zinc, what is the theoretical yield of hydrogen in…

A: Calculation of theoretical yield.

Q: a. Based on the picture above, do you believe that picture b can be returned to its original…

A: Given two pictures, picture a and picture b We need to explain is it possible to return the picture…

Q: MISTRY [References) TUTOR Identify the Components of a Voltaic Cell A voltaic electrochemical cell…

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Q: In this experiment, we covered carbohydrates, fats/lipids and proteins as key food molecules. What…

A: Biological macromolecules.

Q: Calculate the cell potential when 50.0 mL of 0.05 M Sn2+ was titrated with 0.10 M T/3+ in a matrix…

A: Cell potential can be calculated by using Nernst equation.  Ecell = E0cell - (RT/nF)lnQ

Q: What are the electron domain geometry (edg) and molecular geometry (mg) of H3S+? a.) edg =…

A: The species given is H3S+.

Q: 15. Write the major organic product of the following reactions. * CH,CH, Li THF solvent +…

A: Since, you have multiple subparts questions, so I will solved first three subparts questions for you…

Q: Organic chemistry:Discuss the Grignard synthesis of triphenyl methanol and benzoic acid .

A: Here, we will discuss the grignard synthesis of triphenyl methanol with benzoic acid.  First we will…

Q: 0. но -А- он HO-C-B-C-OH ethylene glycol (A group) terephthalic acid (B group) What small molecule…

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Q: Two methods were applied to measure and test the standard reference materials of chromium. Quantity…

A: For testing that two std deviation are significantly different or not, we apply F test s1 = 0.000013…

Q: Change the oxidizing agent from Ag+ to Au³+. What is the value for E°cell for the reaction between…

A: When standard reduction potential (SRP) values are given then the standard cell potential (E°cell)…

Q: Instruction for no.3: Balance in acidic solution. Show your solution. 3. H2C2O4 + MnO4¯ → Mn²+ + CO2

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Q: Which way will negatively charged molecules migrate?   in the opposite direction of the current…

A: In the electrolysis the movement of particle is based on the charge of molecule. If the molecule is…

Q: Because water was not supposed to react with any of the reagents or indicators used in this…

A: Given that, Water was not supposed to react with any of the reagents or indicators used in this…

Q: Based on the theoretical result, what is the order of reactivity of primary, secondary, and tertiary…

A: 1.  Reaction of alkyl halide with NaI, acetone is a SN2 reaction. The order of stability of alkyl…

Q: Review Topic [References) The isoelectric point, pl, of the protein lipase A is 4.9 , while that of…

A: At isoelectric point is the point where the net charge on protein becomes zero.

Q: Use bond energies to determine AHrxn for the reaction between ethane and chlorine. CH3 CH3 (9) + Cl2…

A: Given reaction is :  Table of average bond energy (BE) is :  Options are :

Q: Cr2O3 (s) + 3 H2S (g) → Cr2 S3 (s) + 3 H2O (1) Chromium(III) oxide reacts with hydrogen sulfide gas…

A: 1) Mass of Cr2O3=8 g , Molar mass = 152 g mol-1 Mass of  Cr2S3=?, Molar mass=200 g mol-1

Q: Give the major organic product(s) of each of the following reactions or sequences of reactions (Show…

A: We have to provide the major product by mentioning the mechanism like SN1, SN2,E1,E2.

Q: lonone is a substance found in rose oils. Identify the oxidation state of carbon I. II II ionone…

A: The compound given is, a) b)

Q: The oxidation state of Cr in Cr,0;¯ is: Select an answer and submit. For keyboard navigation, use…

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Q: Write the acid dissociation expression (kb) for the following reaction below: a) NH3 (aq) +…

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Q: Identify the enol form of each keto toutomer. A. HO IC. D1 OH C. B1 B. D. A1 HO. C1 B.

A: In this question we have to tell the enol form of keto form.

Q: Show that a, B¯ , B*, and EC decay are all possible for the nucleus 224Ac. (Enter your answers in…

A: