Calculate the vapor pressures of n-hexadecane at 15 °C (in bar and Pa) (1) by using the the boiling point and melting point Melting Point = 18 °C Boiling Point = 287°C (2) by using the Abraham solvation model
Q: 5. Na has an ionization energy of 5.14eV, CI has an electron affinity of 3.61eV. NaCl crystal has a…
A: The objective of this question is to show the binding and cohesion energy in an ionic crystal like…
Q: Compare and explain the difference between messier 1 compared with messier 56
A: The objective of this question is to explain the difference between messier 1 compared with messier…
Q: 2) For the molecule below: A)Describe how the M+ region would appear in its mass spectrum. Make…
A: The peak representing the whole ionized molecule without any fragmentation is called the molecular…
Q: What is are the chiral assignments of carbons 1 and 2 in this 1,2- dichlorocyclopentane? 1 CI CI 2
A: As in the diagram 1 chlorine is present above the plane and 1 is present below the plane . We will…
Q: 33. Which set represents a conjugate acid/base pair? (A) H₂PO. and HPO (C) H₂PO. and H₂PO 34. For…
A: The objective of this question is to show the given chemical equations contain species that,…
Q: 1.Draw a cis peptide bond and identify the groups that experience steric interference. 2. Calculate…
A: The question required the figure of cis-peptide bond and identify the groups that have steric…
Q: Water is critical to understand for biophysical processes. a. Draw the chemical structure of water…
A: The objective of this question is to explain the pH of water and its bond angle. The number of water…
Q: ↑ k왜 X ::::
A: Acidity is defined as the ability of a molecule to release protons.If a compound easily donates…
Q: c. The biosynthesis of valine by bacteria involves the following sequence: O (CH3)2CHCCO₂H…
A: Since you have posted multiple questions, we will provide the solution only to the first question as…
Q: Ten grams of soil were displaced with 250 mL of 1 M ammonium acetate and made to a final volume of 1…
A: The aim of this question is to explain the estimated exchangeable cations in meq/100 g…
Q: When the Pb²+ concentration is 5.44×104 M, the observed cell potential at 298K for an…
A: The objective of the question is to find the concentration of Mn2+ in an electrochemical cell…
Q: Calculate the Conditional formation constant of 0.10 mol/L AIY in a solution of pH at 5.00 and with…
A: The problem involves the calculation of the conditional formation constant (Kcond) for the formation…
Q: Fructose is a ketohexose monosaccharide found in honey, fruits, and other sources. It is also added…
A: The main aim of this question is to show the correct statement which is related to fructose and…
Q: 7) Uranium-238 decays by alpha emission to form a new nuclide. Identify the new nuclide. A)…
A: The main aim of this question is to show the Uranium-238 decays by alpha emission to form a new…
Q: A team mixed 14.00 mL of a 0.158 M solution of compound "A" with 18.00 mL of a 1.623 M solution of…
A: The objective of the question is to calculate the theoretical yield.
Q: You are analyzing the effluent from a lotion plant for parabens using HPLC. You have a working…
A: The objective of this question is to determination of the concentration of parabens in the…
Q: Which one of the given compounds is consistent with the mass spectrum below?
A: A question based on mass spectroscopy of organic molecules. The most appropriate molecule from the…
Q: Calculate the equilibrium temperature to have 10% of degree of ionization for cesium, argon and…
A: The objective of this question is to show the the equilibrium temperature to have % of degree of…
Q: 1. Solid Calcium carbonate (MgCO3) decomposes at high temperatures to form solid Magnesium oxide and…
A: The objective of the question is to understand the decomposition of Magnesium carbonate and…
Q: Stan and Kyle have observed a reaction between the aniline derivative A and acetone. a) Stan…
A: The objective of this question is to show the product of the reaction between aniline derivative A…
Q: Indicate the relationship between the two structures in the pair. Are they chair conformations of…
A: A pair of substances which are non-super imposable mirror images are called enantiomers.A pair of…
Q: A voltaic cell consists of a Mn/Mn2+ electrode (E = -1.18 V) and a Fe/Fe2+ electrode (E = -0.44 V).…
A: The concentration of Mn2+ is 0.50 MThe standard reduction potential for iron is -0.44 VThe…
Q: Identify the unknown compound using the following NMR and IR Spectra
A: In order to identify the unknown compound with the provided 1H NMR and IR spectroscopic data, we…
Q: % T Analyst Date 101.9 101.0 100.5 101.5 -100.0 99.0 98.5 99.5- 98.1+ 4000 3500 3000 University of…
A: The main aim of this question is to show the streching vibration peak present in the spectrum. The…
Q: Acrylic fibers are polymers made from a starting material called acrylonitrile, H2C(CH)CN. In…
A: The Lewis diagram of acrylonitrile is:
Q: 1. 2. 1. Br₂ AICI Ph CH Br Br -AICIS ▲a a = Proton transfer d Electrophilic addition b = Lewis…
A: The question is based on organic reactions.We need to identify the mechanism of the reaction.
Q: Which of the molecules below would be the expected product for hydrobro (addition of HBr) of the…
A: Product of following reaction can be made by applying appropriate reaction mechanism.
Q: Which of the following pairs can be used to illustrate the law of multiple proportions? O H₂O and…
A: The law of multiple proportions describe that two elements are connected to form more than one…
Q: QUESTION 3 The number of moles should have remained the same since you did not pump more in. What…
A: The aim of this question is to explain the effect of temperature changes on gases is factors that…
Q: Consider the equilibration of a weak base B (Kb = 7.63 x 10-2) between water (phase 1) and benzene…
A: Given:Equilibration of weak base B between water (phase 1) and Benzene (phase 2)Kb = 7.63 x 10-5To…
Q: Comment on the importance of the properties of silver chloride in the digestion process of the…
A: The question is related to explain the properties of silver chloride in digestion process of…
Q: Dinitrogen tetroxide decomposes to nitrogen dioxide: N2O4 (9) → 2 NO2 (g) A, H° 55.3 kJ mol-¹ At 298…
A: The balanced chemical equation is,N2O4(g) 2NO2(g) = 55.3 KJ/molIn…
Q: Draw the two major products obtained in the reaction shown. Br₂ (one equivalent) CH₂Cl2
A:
Q: Relative Transmittance 2000 Wavenumber (cm-1) NIST Chemistry WebBook https://webbook…
A: The main aim of this question is to explain the Streching vibration peak present in different four…
Q: Explain the patterns and intensities of the isopropyl group in isopropyl iodide. CH3 CH3 CH-I What…
A: “Since you have posted multiple questions, we will provide the solution only to the first question…
Q: Q3. Determine the oxidation number of the Chromium (Cr) in an unknown salt if electrolysis of a…
A: Above question can be solve by following relation W=ZitZ= MM/nfMM molar mass
Q: Identify the lonic and Covalent model for this compound, as well as the IUPAC name, and oxidation…
A: The objective of this question is to explain the given complex which show the features bridge…
Q: The melting temperature of A is 900 K. To measure its enthalpy of melting at 800 K, one mole of…
A: The aim of this question is to explain Melting enthalpy is an important thermodynamic parameter that…
Q: Caffeine has an octanol-water partition coefficient, or Kow, of 0.616. A cup (237 mL) of coffee…
A: The question is based on solvent extraction. It uses the principle of nernst distribution law.It…
Q: Is this reaction product-favored or reactant-favored as written? 2 Cr2++ Cu2+ Cu + 2 Cr³+ Eº net =…
A: A spontaneous reaction is a reaction that proceeds forward without any help from an external agency.…
Q: C)The line representing the gas phase in F.15 CTQ 2, should not be straight, especially over a…
A: The main aim of this question is to depicting the Gibbs free energy (G) and reaction rate (P) of H2O…
Q: The compound below is treated with N-bromosuccinimide (NBS) in the presence of light. Draw both…
A:
Q: 10. What is the hydrogen ion concentration of a solution with a pH of 10.33? d. 4.68 X 10-4 e. 2.14…
A: The objective of this question is to calculate the hydrogen ion concentration of a solution given…
Q: for each structure in the figure aissign the number of CO stretching signal observable with IR based…
A: The objective of this question is to explain the streching vibration peak present in complex. The…
Q: TOPIC: QUANTUM, ATOMIC AND MOLECULAR PHYSICIS In C-C bonds of organic molecules, there are orbitals…
A: The main aim of this question is to explain the sp hybridization of carbon atoms, focusing on the…
Q: 100 50 15 -8 41 57 68 81 85 (96) т OH н+ 1914+.
A: G
Q: Identify the electrophilic centres in the following molecule: 5 6 3 1 F 9 VZE 2 F 10 x
A: Since Fluorine is most electronegative element so it withdraw electrons from adjacent atoms
Q: Table 1. Mass calculations for copper electrode. Mass of copper (initial) (g) Mass of copper (final)…
A: The objective of the first question is to calculate the partial pressure of the hydrogen gas that…
Q: 10. What is the hydrogen ion concentration of a solution with a pH of 10.33? 2.14 X 10-³ 4.68 X 10-4…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Exercise 15: X-ray diffraction by a row of identical atoms Consider the linear chain of carbon atoms…
A: The objective of this question is to estimate the path difference of the diffraction waves in…
Calculate the vapor pressures of n-hexadecane at 15 °C (in bar and Pa)
(1) by using the the boiling point and melting point
Melting Point = 18 °C
Boiling Point = 287°C
(2) by using the Abraham solvation model
Step by step
Solved in 4 steps with 4 images
- During the formation of the n-butyl bromide, a washing is carried out with the NaHCO3 solution and 2 phases are formed again. What is the organic phase? Justify. Compatible Polymers A and B are to be blended to achieve a glass-transition temperatureof 60 oC. Tg’s of Polymers A and B are 30 and 85 oC, respectively, using an appropriateequation determine the composition of the blend.The freezing-point of depression of a 0.010 b acetic acid solution is 0.00193 K. Calculate thedegree of dissociation for acetic acid at this concentration. Cryoscopic constant for the aceticacid is 1.86 K mol kg mol-1.
- Comelli and Francesconi examined mixtures of propionic acid with various other organic liquids at 313.15 K (F. Comelli and R. Francesconi, J. Chem. Eng. Data 41, 101 (1996)). They report the excess volume of mixing propionic acid with tetrahydropyran (THP, oxane) as VE = x1x2{a0 + a1(x1 − x2)}, where x1 is the mole fraction of propionic acid, x2 that of THP, a0 = −2.4697 cm3 mol−1, and a1 = 0.0608 cm3 mol−1. The density of propionic acid at this temperature is 0.971 74 g cm−3; that of THP is 0.863 98 g cm−3. (a) Derive an expression for the partial molar volume of each component at this temperature. (b) Compute the partial molar volume for each component in an equimolar mixture.Note: Express % strength with 4 decimal places. For ratio strength, state the volume only% Astelin nasal spray contains 0.1% azelastine hydrochloride and 125 mcg/mL of benzalkonium chloride as a preservative. A container is capable of delivering 200 metered sprays of 0.137 mL each. The percent concentration of benzalkonium chloride in the preparation is _______%, which is equivalent to a ratio strength of 1 in _____ w/v.In the system NaCl-H2O, a simple eutectic is observed at −21.1°C for a solution containing 23.3% by weight NaCl where NaCl•2H2O and ice crystallize out of the mixture. At a composition of 27% by weight of NaCl and at −9°C a peritectic point exists where the dihydrate decomposes to form anhydrous NaCl. The temperature coefficient of solubility of anhydrous NaCl is very small and positive. Make a rough sketch for the system showing clearly the phases in equilibrium in the various areas and along the curves of the diagram.
- Identify the effect of the condition on the indicated parameter. Write increase, decrease, or no effect , and provide an explanation. The test tube used in the determination of the ΔHrxn for nitric acid was still wet with water. [ magnitude of ΔHrxn].Sketch the non-ideal vapour pressure-composition curve of element X and nitrous acid, HNO2 where the composition of azeotropic mixture is 40% X at 40ºC and the boiling point of X is higher than HNO2. Explain the vapour pressure of each composition and distillation process of above mixture using the curveAt 90 degrees celsius the vapor pressure of 1,2-dimethylbenzene is worth 20kPa and the vapor pressure of 1,3 dimethylbenzene is worth 18 kpa. Consider preparing a mixture of these isomers in a closed container. assuming the validity of Raoult's law, answer: What is the composition of the liquid mixture at 90 degrees Celsius in a situation where the total vapor pressure on the liquid mixture is worth 18.3 kPa? Under these conditions, what is the composition of the vapor?
- Determine the following from the Txy diagram of a two-component (A and B) solid-liquid system: Composition of the eutectic mixture Consider a mixture with overall B composition of 0.57. What is the ratio of the amount of solid containing 0.67 B and 0.33 A to the amount of the eutectic mixture at the eutectic temperature? What is the chemical formula of the solid represented by the vertical phase boundary passing through point g? (Hint: use mole fractions of A and B to answer this)Give at least two examples of other methods used to calculate the mean activity coefficient, except for Debye Hückel limiting law and the extended Debye-Hückel law. Explain the approaches in these methods.Penicillin F is recovered from a dilute aqueous fermentation broth by extraction with amyl acetate, using 6.5 volumes of solvent per 100. volumes of the aqueous phase. At pH = 3.8 the distribution coefficient KD is 74. What fraction of the penicillin would be recovered in a single ideal stage?
