Match three steroid structures shown below to the following values for Ahexane: Compound A, 275 nm; B, 304 nm, and C, 356 nm. max C9H19 C9H19 C3H17 H3C H3C HO

Q: III. Fill up the numbered spaces (only) in the table below. You may type or manually write/ draw you...

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Q: 5-37 Which of the following pair mer, and which represent different enantiomers? CO2H Br CN (b) (a) ...

A: ->If the configuration of chiral centers are  same then they are same enantiomers but if configur...

Q: -1 Measurements shown that the concentration of salt in seawater is 35.5 g-L .C recover 0.100 kg of ...

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Q: dral representa R enantiomer o o form of 3,5-he

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Q: Calculate the molarity of 126.2  mL of diluted NaOH solution prepared from 16.6 mL of 6.9  M NaOH st...

A: To solve this problem we will use the formula of dilution law .  According to this law  M1V1 = M2V2 ...

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Q: R3 A Question 12 CH3 CH3 Br -F F- Br ČH3 ČH3 These two structures represent: a pair of diastereomers...

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Q: QUESTION 6 If you have 4 moles of CH4 molecules, how many atoms do you have? O 4 20 4 moles O 5 mole...

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Q: C. Explain the following occurrences in terms of molecular polarity and intermolecular forces. 1. Am...

A: NH3 is a polar molecule. Since nitrogen is more electronegative than hydrogen in NH3 , the dipole mo...

Q: Draw chiral molecules that meet the following descriptions:

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Q: Give the synthesis mechanism for following molecule from methane, ethane or benzene. give clear hand...

A: Here we have to synthesize the target compound from starting material benzene or methane and ethane ...

Q: An increase of greenhouse gasses would have what effect on the planet? *   a. Decrease the Temperatu...

A: Effect of greenhouse gases — Greenhouse gases plays important role in environment of planet.  

Q: At the pressure of 2.98 atm, the enthalpy of fusion is 3.59 kJ/mol at freezing point 229.46 K and en...

A: Given that, The pressure is P = 2.98 atm, The enthalpy of fusion is ∆Hfus = 3.59 kJ/mol, The freezin...

Q: What is the pH of a 0.215 M solution of HIO (hipoiodous acid)? (Use your workbook to find Ka) Upload...

A: [H+] = (Ka × C )1/2 

Q: Consider the reaction below which can occur during the reforming process when manufacturing high oct...

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Q: 20. When HCl is placed in water it dissociates completely to the hydronium ion and the chloride ion ...

A: ->When HCl dissolved in water it dissociate into H^+ and Cl^- then H2O can reacts with H^+ and fo...

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Q: calculate the volume of your stock solution that would be required to make 50.0 mL of a 0.0200 M koo...

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Q: III. Fill up the numbered spaces (only) in the table below. You may type or manually write/ draw you...

A: Functional group - Aldehyde( -CHO) Functional group - Ester ( -COO)

Q: Determine the [H+] in a 0.155 M HClO solution. The Ka of HClO is 2.9 × 10-8.

A: Given, Concentration of the H+ ion = [H+] = ? Ka of HClO = 2.9 × 10-8 Concentration of the HClO solu...

Q: HBr (1 equiv) -80°C

A: Low temperature favour Kinetically control reaction that is 1,2 addition take place

Q: Structure 1 Structure 2 Structure 3 Structure 4 O,N. O: OH Structure 5 Structure 6 Structure 7 Struc...

A: The solution of the question is given below:

Q: What happens to the internal and external temperature of the body after drinking cold water? Increas...

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Q: Simple extractions are particularly useful for separations where only one component has a favorable ...

A: Several important separation techniques are based on a simple extraction, including liquid–liquid, l...

Q: Prelaboratory Assignment: Qualitative Analysis Group II Cations 1. Prepare a complete flow chart for...

A: The group II cations are ||Bi3+, Sn4 +, Sb3+ and Cu²+Follow the steps to determine the presence of c...

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Q: What is the strength of the ionic interactions between an ion with 1 positive charges and an ion wit...

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Q: In the titration of Y(OH)3 with HX, which of the following equations should be used to calculate the...

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Q: How much pressure in kPa does 4.00 moles of nitrogen gas at 30.0°C exert on a container that holds 5...

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Q: Which statement is valid when the multiple extraction and single extraction is compared. Multiple ex...

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Q: Analyzing Polymers (Gray Band of Goggles) Interpretation:

A: A question based on IR spectroscopy that is to be accomplished.

Q: What happens to the calculated molarity of the sample if the burette was not washed with the standar...

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Q: the boiling point of thi

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Q: 5) Draw the following molecules from their given names, determine if they are chiral or meso. a) (1R...

A: The compound having more than one chiral carbon but have a plane of symmetry then it is known as mes...

Q: Section 5.9 The Mole and Chemical Equations 11. In the following equations consider the bold formula...

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Q: If the mass of a truck is tripled-for example, when it is loaded-by what factor does the kinetic ene...

A: Using kinetic energy formula (K.E)  K.E = 12mv2  Where m is mass, v is the velocity  As kinetic ener...

Q: A chemist prepares a solution of zinc nitrate by measuring out 78. umol of zinc nitrate into a 100. ...

A: Given: The number of micromoles of zinc nitrate present = 78 μmol The volume of the solution = 100 m...

Q: 7. The ka for acetic acid is 1.0 x 10.5. Is acetic acid a weak or a strong acid?

A: Strong acids completely dissociate in aqueous solution (Ka > 1, pKa < 1).

Q: Q.6 The standard enthalpy of combustion of solid urea (CO(NH2)2) is -632 kJ mol at 298 K and its sta...

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Q: Glucose in stored in the body as glycogen.  Consider the oxidation reaction for glucose with oxygen...

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Q: Supply a  balanced chemical equation for the reaction of potassium permanganate with the  sodium bi...

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Q: 5. The entropy of vaporization (AS.) for toluene is 87.30 J/K-mole. The enthalpy of vaporization (AH...

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Q: 3. The addition of 5 grams of a compound to 750 g of CC14 lowered the freezing point of the solvent ...

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Q: A cubic lattice which has 4 atoms per cell; each face has ½ of an atom and each corner has an atom e...

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Q: Assume that in a certain cell, the ratio of products/reactants or Keq = 614.9 (Keq is dimensionless)...

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Q: product. In a good flowchart, you should indicate the key steps, volumes/masses added, name, formula...

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A: Given- Molarity = 1.89 M Molar mass = 76.09 gm/mole Density of solution = 1.03 g/ml  

Q: NaSCH3 DMSO Mechanism Determine the anticipated ELIIMINATION mechanism for the reaction below. Using...

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