SUBJECT: CHEMISTRY    Refute or Justify: Water determines the rise and fall of a civilization. Explain

Q: @ which term describes the following process? A-B-→A• + •B @homolysis b) heterolysis ) hydrolysis d)…

A: In a process known as homolytic cleavage, a chemical bond is broken while allowing each atom to…

Q: Provide a synthesis of the following compound by indicating the reagents, conditions and…

A: Given is retrosynthesis reaction.let's see forward synthesis in next step.

Q: 5) In chapter 6, we will see that electrophiles (such as H) tend to add to the least substituted…

A: The least substituted alkene is the carbon of double bond that is directly attached to more…

Q: Use the References to access important values if needed for this question. Does a reaction occur…

A: When given two reactants barium nitrate and sodium carbonate reacts, a precipitate of barium…

Q: An aqueous solution was prepared by mixing 50.0 mL of CH3OH (MM = 32.0) and 93.1 mL of water.  Given…

A: The volume of  = 50.0 mLThe volume of water = 93.1 mLThe %v/v of CH3OH present in this solution = ?…

Q: (11) Which is a representation of a Newman Projection of the anti conformation of butane? CH3 CH3 Q)…

A: Two methyl groups are positioned opposite each other and steric repulsion is minimized. This is the…

Q: Which one of the following are different from the others? H un CH3 you Br CH3CH2- 1 H Br CH3 CH₂CH3…

A: Given are organic compounds. Different compounds have different absolute configurations. We…

Q: 1.00g of an organic compound containing C,H,O is burned in air (oxygen) to produce 1.47g CO₂ and…

A: Empirical formula is a way of representing the chemical formula of the compound that shows the atoms…

Q: Which set of reagents would accomplish this conversion? O M H CH3ONa followed CH3OH CH3ONa followed…

A:

Q: necessary reagents, alkenes or nitriles (no oxygen) (rac) OH carbonyl compound CN (Type 1) organic…

A: Retrosynthetic analysis is a technique for solving problems in the planning of organic syntheses.…

Q: Figure 8-5 shows a mechanistic scheme for an organic reaction. If Step 1 is the rate determining…

A: The progress of a reaction can be represented by the reaction coordinate diagram. In a reaction…

Q: Choose the major product(s) for the following reaction Select one: O Ob. L Ill, and IV OC 811 Od. N…

A: Given is organic reaction. Given reactant is secondary alkyl bromide and reagent is…

Q: 19. Which one of the following solutions would be acidic (have a pH <7)? a) NaBr (n) b) NaF (aq) c)…

A: Answer:Solution of the salt of weak acid and strong base is basic in nature because anion of weak…

Q: Figure 8-5 shows a mechanistic scheme for an organic reaction. The overall reaction is a…

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Q: For a reacion involving 0.20 mol of reactant, and given that AT = -7.0 "C and C = 410 J K! for the…

A:

Q: 1. Design a synthesis for the following organic compounds from acetylene. А. В. C. ОН X H НО OH

A: We have to design a synthesis of given compounds form acetylene.

Q: Name the alkenes below. Use ONLY E/Z designators to indicate stereochemistry. CH=CH₂ H3C H3C CH3

A: Given that, the structure of the alkene is:

Q: The base protonation constant K of ammonia (NH3) is 1.8 × 10 Calculate the pH of a 1.2 M solution of…

A:

Q: Draw a structural formula for the following compound: meso-2,3-dibromobutane. . Use the wedge/hash…

A: If an organic compound contains more than one chiral carbon and a plane of symmetry then the…

Q: Which is a possible correct name for an amine? ON-ethylpyridine N-ethylpyrrolidine O…

A: Amine is functional group that contains nitrogen.To find out correct name, let's draw structures…

Q: 2) Consider the following three weak monoprotic acids acetic acid (CH3COOH) K₁ = 1.8 x 10-5 benzoic…

A:

Q: 1. Predict the major final product(s) for ANY FIVE of the following six problems. Assume one…

A: We have given two reactiona) In left side andb) In right sideThe reagents and starting material of…

Q: Which type of reaction is represented by the chemical equation below? O Free radical HBr addition O…

A: Given is organic reaction. In given reaction reactant is alkene.Reagent is HBr.

Q: What will the organic product of the following reaction be?

A: Alkyl halide reacts with ammonia to form a primary amine. Alkyl halides react with a primary amine…

Q: Calculate the number of grams in 4.9x10-2 moles of Vitamin C, C6H8O6.     2.8x10-4 g     8.6…

A: Molar mass = mass of 1 mole

Q: At a certain temperature, 0.820 mol SO, is placed in a 3.50 L container. 2 SO, (g) 250₂(g) + O₂(g) =…

A: Given,The equilibrium equation:2 SO3 (g)  2 SO2 (g) + O2 (g)Initial,  moles of SO3 = 0.820 molAt…

Q: Dimethyl ether, a useful organic solvent, is prepared in two steps. In the first step, carbon…

A: Answer:Properties that depend on the size of the system are called as extensive properties. They are…

Q: A chemical reaction takes place inside a flask submerged in a water bath. The water bath contains…

A: Given,mass of water = 4.60 kgIntial temperature of water = 25.3 oCheat flows from the reaction into…

Q: H HO A) I B) II H O NH₂ OH

A: Given,The molecule:

Q: Predict the major product of the given hydration reaction. H3O+/H₂O draw structure ...

A: A question based on reactions of alkenes. An unsymmetrical alkene is given that has to be answered…

Q: Calculate the energy required to heat 1.10 kg of ammonia from 55.6 °C to 66.5 °C. Assume the…

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Q: Ti Express your answer in condensed form in the order of orbital filling as a string without blank…

A: Check the atomic number of a titanium(Ti) element and use it to write down its electronic…

Q: Q2. Calculate the pH of a 6.73 x 10 M H3PO4 (phosphoric acid) solution. pH = -log[H*] Molar mass…

A: The question is based on the concept of pH of the solution.  It is defined as a negative logarithm…

Q: In order to prepare 81.0 mL of a 5.31 %m/v NaOH solution, how many grams of NaOH (MM = 40.0) would…

A:

Q: Suppose 1.50 g of sodium bicarbonate (NaHCO3) and 1.50 g citric acid (H3C6H5O7)  reacted to produce…

A: Information of question

Q: 12 which is the least stable conformation of cyclohexane? a) boat b) chair c) envelope @) all six…

A: Ring flipping is another process that cyclohexane can go through to switch between the boat and…

Q: In each row check off the boxes that apply to the highlighted reactant. reaction HCIO(aq) +…

A: Acid -Base definition

Q: 39 Di-, Tri-, Tetra-). Determine the degree of substitution for each alkene. (Monosubstituted, ind

A: Given,The alkenes are:

Q: 4 A nucleophile reacts readily with: a) an electron-rich species b) an d) a Lewis Base e) a Bronsted…

A: A nucleophile is a electron rich species and a electron rich species reacts with a electron…

Q: I and II are: H₂C CH₂CH₂ CI CH₂CI HH CH₂CH₂ II A) constitutional isomers. B) enantiomers. C)…

A:

Q: A chemist measures the energy change AH during the following reaction: CH (9)+20₂(g) →…

A: Answer:During a chemical reaction, when heat evolves then it is called as exothermic reaction and…

Q: Name the following molecules using appropriate stereochemical designations where applicable: a) b)…

A: 1) Select longest chain or block of carbon atoms as parent. 2) Start numbering carbon from that end…

Q: Calculate the energy required to heat 1.00 kg of water from 36.0 °C to 51.5 °C. Assume the specific…

A:

Q: What type of carbocation rearrangement occurred in the following reaction? ☆ methyl shift Alkyl…

A: Wagner–Meerwein rearrangement is a class of carbocation 1,2-rearrangement reactions in which a…

Q: What is the systematic name of the product P of this chemical reaction? OH O ||| HO–CH,—CH-C—OH +…

A: Given is organic reaction. Given reaction is acid-base reaction.

Q: A chemist measures the enthalpy change AH during the following reaction: 2 Na(s) + Cl₂(g) →2 NaCl(s)…

A: Answer:Properties that depend on the size of the system are called as extensive properties. They are…

Q: From the data in the following plot determine the value of Ea for the reaction in kJ/mol. -13.000…

A: The minimum amount of energy required to proceed the reactants for effective collision and form…

Q: Next, 4.490 g of ethylene (C₂H4) are put into the "bomb" and similarly completely burned in an…

A:

Q: Convert 1134 micrograms/cubic meter to ppm

A: The question is based on the concept of dimension analysis.We need to convert given concentration in…

Q: An electric range burner weighing 625.0 grams is turned off after reaching a temperature of 478.7°C,…

A: The specific heat can be described as the amount of heat needed for each unit mass to enhance the…