For a zero-order reaction with a starting concentration of 100mM A and a rate constant of k=.0002 mol/s how long will it take for the reaction to proceed 25mM?

Q: 2. Complete the elimination reactions shown below. a. Br œ **** Br Br KOH A KOtBu A butanol propanol…

A: KOH acts as strong base where KOtBu acts as base as well as nucleophile, But KOtBu works at less…

Q: II. III. A) I I. hat is the major alkene formed in the following Hofmann elimination? CH3- heat CH3-…

A: The given reaction is an example of pyrolytic Hoffmann exhaustive methylation to give less…

Q: Calculate the free energy AG at 25 °C for the nonstandard conditions at point C where the reaction…

A: We know, if reaction quotient is Q, the free energy change is given by the following equation -  ∆G…

Q: a. H30 b. Example: 5. What ylide and carbonyl compound could the following molecules have come from…

A: For the above molecule basically we have to draw the retrosynthesis i.e. the starting material from…

Q: Given AH° = -19.4 kJ/mol and AS° = +92.3 J/mol K, determine AG for the phase change CO₂(g) → CO₂(aq)…

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Q: NaCl He gave an example: Ferric chloride is reacted with sodium hydroxide to produce ferric…

A: By calculating the number of reactants atoms and product atoms we can balance the equation. Having…

Q: 6. How much energy is released in the fission of 1 gram of B by the following reaction: 10B+ 'n 'He…

A: This problem is based on concept of mass defect in radioactivity

Q: Question: How can we determine the concentration of a substance in a mixture using…

A: Spectrophotometry is a common analytical technique used to determine the concentration of a…

Q: 3). What is the major product of the following intramolecular Aldol reaction? H₂C (A) C) OH CH₂ CH₂…

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Q: Answer the questions in the table below about the shape of the sulfur dioxide (SO₂) molecule How…

A: Electron group or lone pair are the valence electrons which are not involved in bonding between…

Q: Which of the following is the main product in the reaction of but-1-yne with excess HCl?

A: But-1-yne is alkyne which react with HCl to give alkyl halide.

Q: If a tree dies and the trunk remains undisturbed for 1.375 x 104 years, what percentage of the…

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Q: Shape Media (This is a balanced equation.) 1. 2H₂ + O₂-2H₂O If we have three moles of H₂ and three…

A: ' Since you have posted multiple question, we will provide the solution only to the first question…

Q: Using smaller particle size for stationary phase in HPLC columns results in a(n) a) decrease in the…

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Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

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Q: Draw the major product of this Dieckmann condensation reaction. Ignore inorganic byproducts.

A: Dickmann condensation reaction produces a beta keto ester from a straight chain ester by absorbing…

Q: You suspect that your unknown contains halogen so you perform the silver nitrate in ethanol test and…

A: The silver nitrate in ethanol test and the sodium iodide in acetone test are used to detect the…

Q: Calculate the cell potential for this reaction, in the direction shown, at 298 K. Al³+ (1.48 M)→…

A: The question is based on the concept of electrochemistry. we need to calculate cell potential and…

Q: are present on each of the transition metal ions in the complexes shown

A: Given complex is, [Nb(NH3)2(H2O)4]+2 Here, both the ligands (NH3 & H2O) are neutral.  Atomic no.…

Q: Suppose 0.972 g of barium nitrate is dissolved in 50. mL of a 0.30 M aqueous solution of sodium…

A: 0.972 g of barium nitrate Ba(NO3)2 0.30 M aquous solution of spdium chromate Na2CrO4 Volume of…

Q: #6 Which element meets all of the following conditions? is smaller than indium, In has only one…

A: Answer: Periodic table is an arrangement of elements in such a way that properties of all the…

Q: Oxidation occurs at the electrochemical reaction. of an

A: Oxidation is the process in which an element loses it's electron and there is increase in the…

Q: 1- 2- 3- 4- 5- NH₂ A Lo A A -OH A NH3 A NH₂ B LOH B B гон B H₂O B

A: The electron rich species that likely to attack an electron deficient species is called nucleophile.…

Q: Determine the mass of precipitate, in grams, that forms when 76.4 mL of 0.0554 M Ba(ClO4)2 reacts…

A: Molarity is given as: Molarity=Number of moles of soluteVolume of solution (mL)×1000

Q: 4. What is the activity of a 1 gram sample of ¹311? (11/2= 3.38 x 104 seconds) will it take for only…

A: We have a 1.0 gram sample of 131I t12 = 3.38×104 seconds We will now calculate the activity of given…

Q: If these products were dissolved in methylene chloride and ran on a TLC plate in 20% ethyl acetate/…

A: Reduction of ketone to a secondary alcohol is done using NaBH4.

Q: Br co H

A: We have to synthesis of para-bromobenzoic acid from benzene molecule. Here, we have shown that two…

Q: <Electrochemistry Exercise 20.79 - Enhanced with Feedback MISSED THIS? Watch KCV: Cell Potential and…

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Q: 2. Is the following reaction spontaneous at 50°C? Cu (0.20M)| Cu²+ (0.04M)| Fe³+ (0.13M)| Fe²+…

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Q: In HPLC, the is always a liquid. a) mobile phase b) stationary phase c) solute

A: HPLC (high performance liquid chromatography) is an analytical technique to separate mixture of…

Q: T (°C) 30- 20- 10 0- -10- -20- A B C D heat added E

A: In the given plot , temperature is taken on Y axis and heat added is taken on X axis. The phase…

Q: Sodium dodecyl sulfate is an example of a: a) cationic detergent b) anionic detergent c)…

A: we are asked to determine the type of reagent

Q: РКА1 Ka1 a1 Average K₂1 Standard Deviation of K₂1 pK₂2 a2 Kaz Average K₁2 Standard Deviation of Kaz…

A: Given data, pKa1= 4.315, 4.53, 4.635 pKa2=9.35, 8.78, 10.78   To calculate, Ka1 and Ka2 values…

Q: Name the following organic compounds: compound CH3CH₂CH₂CH₂CH. CH3 CH3 1 CH3-CH₂-C CH₂ - CH3 CH₂ 1…

A: Since,Rule of IUPAC-1) Longest chain as parent chain.2) Numbering start from those side where more…

Q: Are CH3+ and CH3 ̄ symmetrical or unsymmetrical molecules? Explain your reasoning.

A: We have to explain if CH3+ and CH3 ̄  are symmetrical or unsymmetrical molecules

Q: How many minutes does it take to plate 228.6 g of chromium onto a car part using 19.24 A of current?…

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Q: 3. Write a balanced chemical reaction for the synthesis of methane (CH4) and liquid water from…

A: Write down balanced reaction for acetic acid and hydrogen. Then use enthalpy values to calculate the…

Q: Consider these compounds A. Ca(OH)₂ B. AIPO C. Ag₂ CrO4 D. AGOH Complete the following statements by…

A: The question is based on the concept of solubility product principle.  It that states that when a…

Q: Find the AH for the reaction below, given the following reactions and subsequent AH values: N₂H4(1)…

A: Hess's law states that enthalpy of overall reaction is equal to sum of enthalpies of all steps…

Q: <Electrochemistry For Practice 20.7 - Enhanced - with Feedback E° ( V) Au3+ (aq) +3e-Au(s) 1.50 Ag+…

A: First calculate the standard electrode potential and use that value to calculate the equilibrium…

Q: A solution of carbon tetrachloride and acetic acid (CH₂COOH) that is 75.% carbon tetrachloride by…

A: We have find out the answer.

Q: What mass in grams of the dihydrate H2C2O4 • 2 H2O (molar mass = 126.0 g/mol) is needed in order to…

A: The dihydrate H2C2O4 • 2 H2O losses two equivalent of water molecules to form H2C2O4  in the…

Q: Consider these reactions: Reaction 1: H₂(g) + Cl₂ (g) → 2HCl(g) Reaction 2: 20F2 (g) → O2(g) + 2 F2…

A: Recall the Reaction 1,                                    H2 g + Cl2 g → 2 HCl g…

Q: 17) If one wants all compounds (positive, negative and neutral molecules) to elute off the capillary…

A: The methods for separation of charged particles are electrophoresis and electro osmosis. However one…

Q: What species if added will allow the separation of neutral molecules in capillary electrophoresis?…

A: Capillary electrophoresis is a separation technique in which charged molecules are separated on the…

Q: Complete the three Lewis structures for N(NO2)2– by adding missing lone pair electrons and assigning…

A: Lewis’s bonding theory is based on the octet rule. The Lewis structure is a simplified…

Q: Acid and Base Strength Strong acids H₂SO4 HCI Weak acids KF HCN HNO₂ Strong bases Ca(OH)2 LiOH Weak…

A: The species that increase the concentration of hydrogen ions or hydronium in an aqueous solution act…

Q: An electron in a hydrogen atom is in the n = 3 excited state. Which transition from the n = 3…

A: 1) Given that An electron in a hydrogen atom is in the n = 3 excited state.  We have to find the…

Q: 3. Which state has the lowest energy? a. Gas b. Solid c. Liquid

A: Each substance has it's own energy. Energy of substance is sum of all translation energy, rotational…

Q: 16). What is the major product of the following reaction? IZ IZ (A) Br Br 1 eqiv. Br₂ IZ (B) Br ? IZ…

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