06) Responda às questões a seguir para cada uma das substâncias: a) Quantos sinais aparecem no espectro de RMN 13C? b) Qual sinal está na frequência mais baixa? Br

Q: Question 15

A: The tertiary substrate favours an sN1/E1 mechanism.

Q: Are any of the following carbohydrates L-sugars? What makes something an L-sugar as opposed to a D-s...

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Q: Calculate the carbon-carbon double bond energy from the following information: H H. H H- -H- На + AH...

A: Given reaction is :  Calculate the bond energy of carbon-carbon double bond = BE of C=C = ?   

Q: A student ran the following reaction in the laboratory at 1082 K: 2 S03 (g)=2 SO, (g) + 02 (9) When ...

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Q: Valence electrons

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Q: The Schrodinger equation for a moving particle in 1-D is given by h d'w -+Vụ = Ey 2m dx where h is t...

A: Schrodinger equation for a moving particle in 1-D:  

Q: Determine the van't hoff factor of the following solute given the supplementary information provided...

A: Can't Hoff factor depends on the Nature of solute.  If solute is non-electrolytic and non- ionizable...

Q: Q la- Calculate the radius of the first orbital of the hydrogen atom according to the Bohr model? Wh...

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Q: Explain briefly the percent volume and percent retrieval in separation of mixtures.

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Q: 1. How can you explain why ethanol is flammable while water is not or why table sugar turns black in...

A: 1. Sugar contains sucrose and glucose molecules when we heat them below there ignition point, many c...

Q: Question 5 of 20 Submit Identify the following substance as aromatic, anti-aromatic, or non-aromatic...

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Q: If a mixture was prepared by diluting 7.0 mL of the Blue#1 solution with water to a final volume of ...

A: you have to use equation M1V1 = M2V2 15M(7)= M2 (12ml) and., M2 = 8.75 M b = 0.1044 k= - 0.0351  

Q: Convert the following values of transmittance to absorbance: (a) 98, (b) 80, (c ) 50, (d) 10, (e) 1....

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Q: 1. What is the hybridization for each of the indicated atoms in the following compound?  2. Which i...

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Q: A system does 551 kJ of work and loses 236 kJ of heat to the surroundings. What is the change in int...

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Q: Penicillin G has a pH of 5.0 to 7.5 pKa of 2.72 The pH is higher than the pKa of 2.72, meaning penic...

A: Please find the below attachments.

Q: Your European friends tell you they are pleased because their new car gives them 15 kilometers per l...

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Q: Which change to an equilibrium modure of this reaction results in the formation of more HS The decom...

A: The equilibrium reaction given is, Given: The reaction is endothermic in nature.  

Q: Draw a product that could be formed when 1,3-butadiene reacts as a diene with 1,3-cyclopentadiene as...

A: Diels-Alder reaction: The Diels–Alder reaction is a pericyclic reaction (cycloaddition) between a co...

Q: Refer

A: Geothermal energy is heat within the earth. The word geothermal comes from the Greek words geo (eart...

Q: What is the starting material in the following sequence of reactions? tow O K* 1. KMNO4 HO 2. НаО, Н...

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Q: What set of reagents can best accomplish the following transformation? A) PCC in CH2C2 B) AICI3 C) H...

A: We have to tell reagent used to bring the above transformation.

Q: 5. If pipes feeding a water fountain were made of copper with lead solder at the junctions, which me...

A: Please find your solution below : Corrosion of a metal is defined as the deterioration of a metal be...

Q: Write the chemical reactions whose equilibrium constants are Kp and Ką for imidazole (C,H,N,) and im...

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Q: 5. If pipes feeding a water fountain were made of copper with lead solder at the junctions, which me...

A: Different metals have different solubility in water.

Q: Determine the change in entropy for 1.0 mole of an ideal gas originally confined to one- half of a 5...

A: At constant temperature, change in entropy is calculated using formula :  

Q: Write the ground state electronic configuration of the following Si As *3 Fe*3

A: The species given are Si, As3+ and Fe3+.  

Q: From the following equations and heats of reaction, calculate the standard  molar heat of formation ...

A: From the following equations and heats of reaction,calculate the standard molar heat of formation of...

Q: 2. We learned alcohols as perhaps the most versatile substrate that we see in organic chemistry. Fil...

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Q: Outcome 8 – Bridge Assignment 2 Advanced Nomenclature: Esters and Nitriles 1) Draw the following com...

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Q: How many H20 molecules are there in 3 moles of H20 sample? O 6.02 x 1023 molecules O 2x 6.02 x 1023 ...

A: Given: Moles of water, H2O = 3 mol.  

Q: D-glucose, blood sugar, exists in two forms; ring open and ring closed. Don’t worry about the chemis...

A: So, we will proceed step by step here . Determining absolute configuration of C3  Here, first we g...

Q: Question 17 of 20 Submit Draw the product of the reaction shown below. Ignore inorganic byproducts. ...

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Q: (a) Max Planck proposed two postulates to explain the behaviour of the black- body radiation. Explai...

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first question out o...

Q: 8.) Determine AG°rxn using the following information. (assume 298 K) H2(g) + CO(g) → CH2O(g) AH°=+1....

A: This question is related to Gibbs energy formula. Gibbs free energy is a quantity that is used to qu...

Q: Classify the relationship between (2R,3R)-2,3-dibromohexane and (25,3S)-2,3-dibromohexane. Constitut...

A: What is the relation between both compound -

Q: Free Energy (kcal/mol) 25 20 15 10 Reaction progress Use the reaction energy diagram above to answer...

A: The energy diagram given is,  

Q: 4. Circle the molecule that would react fastest in an SN2 reaction. In addition, classify cach molec...

A: The molecules given are,  

Q: Consider the structure of cyclohexyne, if it undergoes acetylide reaction with NaNH2 and 2 moles of ...

A: Consider the structure of cyclohexyne, if it undergoes acetylide reaction with NaNH2 and 2 moles of ...

Q: When solutions of silver nitrate and sodium chloride are mixed, silver chloride p AGNO3 (aq) + NaC P...

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Q: 2. Fill in the missing reagents or products for the incomplete reaction schemes shown below (only Re...

A: The solution of the question is given below: 

Q: (c) (c) Determine the axis intersects of a surface with Miller Index (i) (220) (ii) (312) (d) Sketch...

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Q: A reaction occurs according to the following balanced chemical equation: 5 A (s) + D (aq) 2 E (g) + ...

A: Given :-  5A(s) + D(aq) → 2E(g) + 5G(aq)  Mass of A = 4.22 g  Molar mass of A = 170.32 g/mol  To cal...

Q: Calculate (H,O*] for a 5.19 x 10-3 M HBr solution. [H,O*) = Calculate (H,O*] for a 1.60 x 10-2 M KOH...

A: Hydrogen bromide is a strong acid and the strong acid dissociates completely in an aqueous solution.

Q: 8.2 Distinguish between a boson and a fermion. Provide examples of each type of particle.

A: We have to discuss the distinguished between a boson particles and fermion  with example.

Q: rave-like properties. Determine the waveler by an electron moving at 10 ms-1.

A: Mass of electron(m) = 9.10×10-31 kg Velocity(v) = 10 m/s Using De-broglie wavelength,  Wavelength(L)...

Q: Show how the reactions take place. Concert the ff condensed formula into structural formula. 1. снЗ-...

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Q: How many grams of water must be used to dissolve 240g of glucose (C6H12O6) to prepare a 1.67 x 10^-3...

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Q: Ammonium cyanate isomerizes to produce urea in aqueous conditions. NH,NCO(aq) → (NH,),CO(aq) The rea...

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Q: A 12% w/w sodium chloride solution is prepared by dissolving enough of the salt to give 200.0 g of s...

A: The mass of solute in gram present in 100 g solution is known as the mass percent concentration of a...