12) Which structure is different from the compound (I) ? I CH₂ CH₂- H H a H CH(CH3)2 H. H CH₂ CH₂ H b CH(CH₂)2 CH₂ CH₂- H H C H -CH(CH3)2 H7 CH₂ CH₂ CH(CH3)2 d
Q: What is K for a reaction if /\G° =-178.6 kJ/mol at 25 °C (or 298 K)? (R = 8.314 J/mol • K)
A: Information of question
Q: Calculate the molarity and normality of the followi a. 200.0 mg/L HCI b. 150.0 mg/L H₂SO4 c. 100.0…
A: The question is based on the concept of molarity. molarity is a method of expressing concentration…
Q: Why does electron affinity tend to become more exothermic as you move right across a period? Hints
A: The electron affinity is the amount of energy released on addition of an electron to a neutral atom.
Q: 5. Organic chemists often utilize aluminum hydride reagents in the synthesis of complex molecules.…
A: LiAlH4 reacts with ethanol to form Lewis acid-base adduct and hydrogen gas.
Q: 2) The molecule corresponding to the NMR spectrum shown most likely contains which of the following…
A: NMR spectroscopy is a very important tool for the determination of the structure of the organic…
Q: Combustion analysis of 1.800 g of an unknown compound containing carbon, hydrogen, and oxygen…
A: Mass of the unknown compound = 1.800 gMass of the CO2 formed= 3.129 gMass of the H2O formed=…
Q: Circle the all of the salts that are acidic in aqueous solution. Explain your answers. KCl NaCN…
A: Answer:Salt of strong acid and weak base undergo hydrolysis and produces H3O+ ion, that's why…
Q: What is this molecule's pka to the nearest 5? O O
A: The molecule has 2 functional groups : A ketone (C=O) & an ether (C-O-C).The alpha protons, with…
Q: The equilibrium constant, K, for the following reaction is 1.38×10-2 at 602 K. COCI₂(g) =CO(g) +…
A:
Q: An electric range burner weighing 631.0 grams is turned off after reaching a temperature of 481.0°C,…
A:
Q: a) b) Using Newman projections, draw all staggered and eclipsed conformations that result in…
A: Newman projection represents a convenient way of representing a three-dimensional molecule in a…
Q: erform the retrosynthesis (with its structures) and the synthetic route of the molecule below f
A: Given is organic compound. To find out starting compound let's perform retrosynthetic analysis of…
Q: Label or circle CARBON chirality centers for both structures below and determine the maximum number…
A: We know if n is the number of chiral carbon atom that means the carbon atom containing 4 different…
Q: Which of the following is the weakest base? NH 2 NH 3 Br Br Br 4 Br
A: Answer:More stable the base is, more weaker it will be and vice versa. It means, among all 4 given…
Q: What is the pH of 0.0085 M of the strong acid H₂SO4 (Ka2 = 0.012)? 1.90 2.29 1.42 2.42
A: Given,Molarity of H2SO4 = 0.0085 MKa2 of H2SO4 = 0.012
Q: 10. For the following reactions, circle the more stable cation. Chemical reactions prefer to make…
A: The question is based on the concept of chemical equilibrium. We need to predict position of…
Q: A 61.76mL sample of 1.38M 'generic' monoprotic weak acid with Ka=9.43 x 10-5 is titrated with 1.24M…
A: Answer:Buffer solution is a type of solution that resists the change in its pH on adding small…
Q: Perform the retrosynthesis (with their structures) and the synthetic route of these two molecules…
A: Given are organic compounds.Given compounds are diastereomers of each other. Compound 1 has trans…
Q: At which temperature would O2 gas be most soluble? O a. 10. °C O b. 30. °C O OC 40. C Od. 10. °C
A: The gases are soluble in liquid and the solubility of a gas in a liquid depends on the nature of gas…
Q: DME heat
A: Given is organic reaction.Given reaction is pericyclic reaction.
Q: When 1.045 g of K2O is added to 50.0 mL of water at 25.0 ∘C in a calorimeter, the temperature of the…
A: Information of question
Q: Draw the Lewis structure for the following: [H₂C=OH]+
A:
Q: Calculate the pH of a 6.2 x 10-8 M HCl solution. Report your answer to the hundredths place. pH =…
A:
Q: :ÖH H :Ö: • Include all valence lone pairs in your answer.
A: The question is based on the concept of chemical bonding.We need to identify the product indicated…
Q: Consider two acids: Pyridinium ion (C,H,NH, pK = 5.2) and hydrazoic acid (HN3, pK = 4.72). Part: 0/3…
A:
Q: Phosphorus acid has three hydrogen atoms in the formula unit. How many of these hydrogen atoms are…
A:
Q: Which of the following compounds would be soluble in both diethyl ether and sodium hydroxide? (Hint:…
A: Diethyl ether is a non-polar solvent. Sodium hydroxide is a base, which reacts with acidic proton…
Q: Given the standard enthalpy changes for the following two reactions: (1) Hg(l) +…
A:
Q: For the following planar cycloalkanes, put the letter for the answer that is most applicable (You…
A: The objective of the question is to predict the cycloalkane witha) Highest melting pointb) Lowest…
Q: 26-How many signals would the following molecule show in its 'H NMR spectrum? A) 5 B)1 C)6 D) 8
A: Since you have asked multiple question, we will answer the first question for you. If you want any…
Q: Draw the major organic product (other than ethanol) formed in the reaction. Br CH3CH₂O™ CH₂CH₂OH…
A: Elimination reaction is a type of organic reaction where one functional group is lost to form…
Q: Draw the organic molecule(s) which is(are) formed in the following reaction. Do not include…
A: Amides are the most stable carboxylic acid derivative and they can hydrolyze into carboxylic acid…
Q: Which pair of structures are the bromination products of cinnamic acid? Are they erythro- or…
A: The addition of bromine to an alkene in a nonpolar solvent produces vicinal dibromo alkane.
Q: Which of the following will be the strongest acid? O HCIO O HIO2 O HCIO2 O HBrO2
A: The acidic strength of acids with same oxidation number depends upon the electronegativity of…
Q: 5) From the relative charges on the ions, we predict that the ion-ion attractions in CaF2 are…
A:
Q: A student mixesc2 clear, colorless solutions and observe the formation of bubbles. Has a reaction…
A: Given is , A student mixes 2 clear, colorless solutions and observe the formation of bubbles.When…
Q: How many ions of nitrate (NO3-) are present in 14.33 g of iron (III) nitrate (Fe(NO3)3)?
A:
Q: 4) Identify reagents that you would use to the following via a Wittig reaction. Keep in mind the…
A: The question is based on the concept of organic synthesis. We need to synthesize the product using…
Q: Give the structure of the organic product formed after the following series of reactions. Br Gee die…
A: We have to give the structure of the organic product formed after the series of reactions.
Q: 1) A mixture of gases at 30.0°C contains 0.850 moles of oxygen, 0.850 moles of argon and 12.5 moles…
A: (1)The temperature is T = 30 oC = (273+30) K = 303 K,The number of moles of oxygen is nO2 = 0.850…
Q: Draw the major product of this reaction. Ignore inorganic byproducts. 1. Ag2O, NH4OH 2. Neutralizing…
A: Given,The reaction:
Q: Draw the product(s) of the reaction below. H H H 'U C 0: ci. Add/Remove step X Click and drag to…
A: We know Cl- is a good leaving group . Here lone pair of nitrogen acts as nucleophile.This reaction…
Q: B 1. Provide the correct products for the following reaction ****** Δ A
A: These are the examples of [4+2]cycloaddition reactions
Q: H3C CH3 H3C- H3C H3C CH3 a. Name: CH3 CH3 b. Name: CH3 CH3 c. Name:
A: The question is based on the concept of IUPAC naming.We need to write IUPAC name of given compound…
Q: 4. Predict the product Formed Including stereochemistry _mg Br 7 O H THE
A: This type of question can be solved by following felkinanh model (method). In this method, the…
Q: d-footprint 12-The region of an infra-red spectrum where many absorptions take place is known as…
A: 12-The region of an infra-red spectrum where many absorptions take place is known as the…
Q: How much heat is required to convert 21.0 g of ethanol at -140 c to the vapor phase at 78 c
A:
Q: A solution contains 5.17x103 M sodium sulfide and 1.24x102 M potassium hydroxide. Solid iron(II)…
A: “Since you have posted multiple questions, we will provide the solution only to the first question…
Q: DME heat
A:
Q: For the following acid / base reaction which statement is true taking AH into consideration? MgBr +…
A: The question is based on the concept of organic reactions. We need to identify correct statement…
Step by step
Solved in 3 steps with 3 images