1. Show derivation for the Clausius-Clapeyron 2. Draw a phase diagram for molecular Iodine 12. 3. What is the name and (technique) shown below? Describe how this piece of equipment separates substances. equation.
Q: What would be the major product with the Pd/c and H2?
A: In both the case product are different. As shown below:
Q: Which substance is the Brøønsted-Lowry acid in this reaction? Which is the Brøønsted-Lowry base?…
A: Bronsted acid: The substance which donates proton(H+) is called Bronsted acid. Bronsted base: The…
Q: If 142.35 mL of 64.61 mM MgCl2 is mixed together with 164.59 mL of 208.37 mM AgNO3, determine the…
A: MgCl2 reacts with AgNO3 to form Mg(NO3)2 and AgCl precipitate.
Q: E3B.3(b) Estimate the change in the molar entropy of N₂(g) when the temperature is lowered from 298…
A:
Q: Explain how its specific chemical structure affects its persistence - Element: Mercury
A: The element mercury has the symbol of Hg and the structure of the mercury is simple trigonal…
Q: Determine the volume of water associated with 9.629g of water if the density of water is…
A: Density - Ratio of mass of a substance to its volume called density Density = mass ÷ volume It's…
Q: A certain shade of blue has a frequency of 7.04 x 10¹4 Hz. What is the energy of exactly one photon…
A: Energy is directly proportional to frequency
Q: Ammonia, NH3, is prepared for use as a fertilizer by reacting N₂ with H₂ Type here to search O II…
A:
Q: Please explain properly. Q16. Ibuprofen, an example of an NSAID, is the active ingredient in several…
A: iron-catalyzed Suzuki-miyaura coupling can be used to produce S-ibuprofen.
Q: ▼ Part A Review | Constants | Periodic Table Balance this equation, and then enter the coefficients,…
A: Balancing of redox reaction is done by separating the two halves and then balancing the electron…
Q: The temperature of an object increases by 43.5 °C when it absorbs 3829 J of heat. Calculate the heat…
A: The heat energy absorbed = 3829 J Temperature change = 43.5o C Heat capacity is calculated using…
Q: 4 Exp. No. 1 2 3 Mass of Volume of Volume of beaker and liquid Acetic acid Water N Om Mass of Alka…
A: NaHCO3 + CH3COOH = CH3COONa + H2O +CO2 Trial 1: Mass of…
Q: How would you classify the molecules shown below: H- H CH₂OH OH OH CH₂OH O They are identical. They…
A:
Q: 2. What is the shape around each carbon atom in the structure shown here? ATC=C=0
A: Given compound: We have to find the shape around each carbon atom in this compound.
Q: Designate each of the chirality centers in the following compound as R or S. CHCI2 CH3 是 HO CH3 H H…
A: Answer is given below
Q: Which of the following is incorrect about the molecule shown below? CH3CH=CH-CH=CH₂ it belongs to…
A:
Q: The tungsten metal used for filaments in light bulbs is made by reaction of tungsten(VI) oxide with…
A:
Q: 10. What volume of 0.200 M acetic acid (in mL) is needed to prepare 500. mL of a 0.028 M acetic acid…
A: Given, For Stock solution of Acetic acid: Concentration of Acetic acid solution (M1) = 0.200 M…
Q: A pictorial representation of an electronic configuration is shown. TL TL TL TL T↓ ↑↓ ↑ ↑ 1s 2s 2p…
A: Electronic configuration - Distribution of electrons amlog subshell of an atom called electronic…
Q: 6 4 Which of the following has the lowest boiling point CH₂Br2 0000 000 A solution of pH 6 is. 30…
A: The molecules in which weak intermolecular forces are present have lower boiling point. A change in…
Q: Which of the following is an enantiomer of the compound below? Т Ш Н Н Br H- Select one: O A. IV О…
A:
Q: What kind of intermolecular forces act between a chloromethane (CH3C1) molecule and a hydrogen…
A: London dispersion force(LDF) is the weakest intermolecular force of attraction and is found in all…
Q: rom the reaction of carvone with the following reagents? ) LiAlH4, then H3O+ ) CH3NH2 ) CH3MgBr,…
A:
Q: 335 mL of a 0.47 M hydroiodic acid solution is added to 388 mL of a 0.36 M perchloric acid solution.…
A: PH = -log[H+] PH + POH =14
Q: In a coffee cup calorimeter, a 6.50-g sample of solid sodium hydroxide dissolves in 100.0 g of…
A: Given: Mass of NaOH = 6.50 g Mass of water = 100.0 g Initial temperature = 21.6°C Final temperature…
Q: Why do we use the kw from this equation 2H2O(l) ⇄⇄H3O+(aq) + OH-(aq) to find the OH- of NaOH,…
A: To calculate the pH we need concentration of H3O+ ions as formula of pH is : pH = - log[H3O+]
Q: A hot 101.5 g lump of an unknown substance initially at 157.8 °C is placed in 35.0 mL of water…
A: we have to identify the unknown substance
Q: A radioactive isotope has a half life of 17.1 minutes. How long will it take for the radiation from…
A: Radioactive decay follow first order kinetics
Q: A beam of light with an irradiance of Po passes through a solution of a substance that can absorb…
A: Molar absorbtivity (ε) = A/bc where, b= path length and c =…
Q: The preparations of two aqueous solutions are described in the table below. For each solution, write…
A: #Part-1: HCH3CO2 is a weak acid with conjugate base CH3CO2-. moles of NaOH taken = 0.7 mol Moles…
Q: Write the full electronic configuration for lead (Pb).
A: The subshell with lowest (n + l) value is filled up first when two are more subshell have same (n+l)…
Q: soution B has more sugar that solution A. Solution B has 30%sugar and solution A has 10% sugar. what…
A:
Q: This question is based on the natural product menthol whose structure is drawn below. Which drawing…
A: Chirality centers are those carbon atoms which has four different groups attached on them . So, we…
Q: Microwave ovens emit microwave energy with a wavelength of 13.0 cm. What is the energy of exactly…
A:
Q: 2. Lead (II) sulfide is the principle source of lead metal. To obtain the metal, the sulfide is…
A: This is based on Hess law.
Q: Which of these structures represent the same compound? CH₂ CH3 CH₂ CH₂ CH3 H3C CH (B) CH₂ CH2 CH3…
A: Isomers are the species having same moleculer formula but different structures ,i.e. atoms or groups…
Q: what point should the Grignard reaction turn pink/red in coloration? O After the magnesium is…
A: Organic reactions are those in which organic rectant react to form organic product. The formula of…
Q: What is the volume, in millilitres, of H2SO4 did you use in your second determination in Part 2 of…
A: For the 2nd determination, Initial burette reading = 17.56 mL Final burette reading = 33.86 mL
Q: entify the configuration of each chiral center in the following compound: 5H 6F 10 Li In the boxes…
A: Chiral center: The centers at which isomers can be generated. Asymmetric center: Carbon atom…
Q: n this question, I don't see neutral chlorine bonded to the chlorine. Instead, I only sees…
A: Neutral chlorine is the Cl atom without any positive(+) or negative(-) charge. Charged chlorine…
Q: CHM 2410Z - Organic Chemistry I Lab 1) Consider the following molecules and choose the two…
A:
Q: what is the balanced chemical equation for hydrobromic acid and potassium sulfide and what type of…
A: We have to write the balanced chemical equation for hydrobromic acid and potassium sulfide
Q: #6. A detector picks up a signals of electromagnetic radiation at a wavelength of 255 nm. (a) Is…
A:
Q: 2 H₂O (l) ⇒ H3O*(aq) + OH(aq) Kw = 2.92 x 10-14 at 40 °C. Calculate the pH of 0.10 M NaOH at this…
A: Given that 2H2O(l) ⇄H3O+(aq) + OH-(aq), Kw = 2.92×10-14 at 40 °C The pH of 0.10 M NaOH at this…
Q: Dinitrogen tetraoxide is a colorless gas that dissociates into nitrogen dioxide, a reddish brown…
A: Equilibrium: The state of reaction at which the contraction of the reactants and products does not…
Q: Calculate the moles of Mg in the product (mol) Calculate the moles of Cl in the product (mol)…
A: Empirical formula: Empirical formula of a molecule is the simplest whole number ratio of atoms…
Q: 3.) Calculate the molality of the following aqueous solutions: a) 5.20 M NaCl solution (density of…
A: Molarity and molality are both concentration terms. Molality (m) = no of moles of solutemass of…
Q: A 28.9 mL sample of 0.290 M triethylamine, (C₂H5)3N, is titrated with 0.347 M perchloric acid. At…
A:
Q: A 503 g portion of soup is heated in a microwave oven from 25.0°C to 90.0°C, using radiation with a…
A: Number of photons can be calculated from the energy of one photon and the total energy required for…
Q: Use the following information to answer the next two questions A technician places a sample of…
A: a.) First we would write expression for Kc and plug the given concentration values at equilibrium to…
Step by step
Solved in 10 steps with 10 images
- 7.58. Do communities that use salt in the winter use enough to form the low-melting eutectic betweenand , or are they taking advantage of the freezing-point depression phenomenon in general? How can you tell?What is the chemical formula of the solid represented by the verticalphase boundary passing through point g? (Hint: use mole fractions of A and B to answer this)Given that a mixture of nitric acid (bp 86 °C) and water forms a maximum-boiling-point azeotrope that boils at 120.7 °C with a composition of 67.4% nitric acid to 32.6% water. Construct an approximate boiling-point-phase diagram (with % composition on the x-axis and temperature on the y-axis) for this system. Include the boiling points of pure nitric acid, pure water, and the boiling point of the azeotrope on your diagram. Describe the behavior on distillation of a mixture that is 80% water and 20% nitric acid.
- Describe the changes you will observe by increasing the temperature of the triethylamine / water mixture in point a in the drawing below to point a ''. How the relative number of separate phases changes triethylamine and water along this path? How do you calculate the relative amount of separate phases of triethylamine and water at point a ’’? Explain exactly how the calculation is done. Please make the solution as simple and understandable as possible.If the mixing ratio of CO2 is 350ppmv calculate the CO2 concentration in terms of moles/L and molecules/cm3 . What is the partial pressure of CO2?Consider the data in the table. Compound Melting point (°C) ????? (??/???)ΔHfus (kJ/mol) Boiling point (°C) ????? (??/???)ΔHvap (kJ/mol) HFHF −83.11 4.577 19.54 25.18 HClHCl −114.3 1.991 −84.9 17.53 HBrHBr −86.96 2.406 −67.0 19.27 HIHI −50.91 2.871 −35.38 21.16 Using the data in the table, calculate Δ?fus and Δ?vap for HF. Δ?fus= J/(K⋅mol) Δ?vap= J/(K⋅mol) Determine the entropy change when 8.70 mol HF(g) condenses at atmospheric pressure. Δ?= J/K
- 3. The phase diagram for the simple system aluminum copper is drawnbelow. Answer the following questions by referring to this diagram.A. How many phases will be present if an aluminum-copper mixture containing 80% copper is heated to 1000oC?B. If the system described in (A) is slowly cooled, at what temperature willa solid start to appear? What is this solid?C. What phases will be present if the mixture (A) is further cooled down to600oC?D. What is the concentration of the saturated solution of copper inaluminum at 800oC?E. For a mixture given in (A), at what temperature will the eutectic mixturecrystallize out?F. What is the percentage by weight of copper in the eutectic mixture formed in (E)?The table below shows temperature/composition data collected for a mixture of methylbenzene (M) and octane (O) at 1 atm. Recall that x stands for the mole fraction in the liquid and y stands for the mole fraction in the vapor in equilibrium. The boiling points for methylbenzene (M) and octane (O) are 110.60C and 125.60C, respectively. Construct the phase diagram with Temperature vs. xM. What is the composition of the vapor in equilibrium with the liquid of composition (a) xM = 0.250 and (b) xO = 0.250. T (0C) 110.9 112.0 114.0 115.8 117.3 119.0 121.1 123.0 xM 0.908 0.795 0.615 0.527 0.408 0.300 0.203 0.097 yM 0.923 0.836 0.698 0.624 0.527 0.410 0.297 0.164Create your scale on the x and y axes. Estimate the boiling point of the mixture which is composed of 80% A and 20% B What will be the vapor composition?
- 1. What limitations are encountered in the application of sublimation as a general method of purification? 2.Explain how a process of fractional sublimation might be applied to a mixture of two substances which sublime closely together.Answer the following (This is all about Phase Diagram of Water and Carbon Dioxide). "Phase diagram of water from carbon dioxide" A. Give practical applications of phase diagram in the industry. B. Explain why expressing a concentration as "x-percent can be ambiguous?For a given liquid a plot of the lnP versus 1/T gives a straight line with a slope of -4344 K.What is the ΔHvap of this liquid? Your answer should be in kJ/mol and have 3 sig figs(Note, do not include units on your answer, just a number)