For fischer projections, how would you draw the positioning of hydrogen if you want it to be in the back, such that the configuration does not have to be reversed?

Q: Which of the following would destroy a buffer containing 0.134 moles of weak acid HA and 0.268 moles…

A: A buffer solution is the solution which resist the change in pH on addition of acid or base.  Given…

Q: 1. Consider the titration of 50.0 mL of 0.100 M HA (a weak acid with K.-4.0 x 10) with 0.100 M KOH.…

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Q: Which one of the following is a buffer solution? 0.4 MHCN +0.2 M NaCH3COO 1,0 M HNO3 and 1.0 M NaOH…

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Q: C. d. Br 1. Br₂, Light 2. Nat 1. LDA 2.

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Q: Identify the products formed in this Brønsted-Lowry reaction. HSO4 + NO₂ acid + base acid: base:

A: According to Bronsted and Lowry concept an Acid is a substance that has the tendency to donate a…

Q: Calculate the pH of a 0.971 M solution of ammonia, NH3, given that Kb = 1.80 × 10–5.  Provide your…

A: The pH of a solution can be calculated using the pOH formula, which is the negative logarithm (base…

Q: Predict the major product for the following reaction: 0 [H+] ? (-H₂O) -NH₂ Modify the given copy of…

A: This is imine forming reaction

Q: Determine the [H+], [OH-], and pOH of a solution with a pH of 3.20 at 25 °C. [H+] = [OH-] = pOH =…

A: Part 1 pH = 3.20 [H+] = ?  [OH-] = ?  pOH = ?

Q: What is the IUPAC name of the following compound? CH3 CH₂CHCH₂SH

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Q: Consider the sparingly soluble salt AB(s) for which AB(s) ⇌ A+(aq) + B−(aq). Calculate the Ksp value…

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Q: Which of the following would you predict to be the strongest acid? Draw Lewis structures and use…

A: As we move along the period then acidity increases.  This is because as we move along the period…

Q: A chemist has a 0.800 M solution of potassium hydroxide (molar mass = 56.1 g/mol). What mass of KOH…

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Q: OH H₂SO4 conc.

A: In this question , we have to react 2-pentanol with concentrated Sulfuric acid. When 2-pentanol…

Q: [2] Another group of Aggie students prepared their juice by using an initial concentration of Sodium…

A: The question is based on the concept of chemical equilibrium.  we need to calculate concentration of…

Q: Which of the following would decrease the solubility of a 0.10 M solution of Ag₂CO3 the most? (Ksp…

A: •Here common ion effect is applied. •We are adding Ag+ or CO32- in Ag2CO3 solution. So these ion act…

Q: Before (mol) Change (mol) After (mol) A student was titrating a solution of acetic acid with a…

A: Molarity is given by: Molarity=number of moles of soluteVolume of the solution (mL)×1000

Q: An ionic solid crystalline compound is formed by the elements X and Y. If element X forms the…

A: formula of the ionic crystal

Q: H₂C=CHCH₂CI heat Eto EtOH Consider the above reaction and draw the structures of products a and b. b

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Q: Reasoning by analogy from what you learned about solutions of weak polyprotic acids, what is the…

A: H2SO3 is a diprotic acid. It has two acid dissociation constants. Ka1= 1.2 x 10-2 ; Ka2= 6.6 x 10-8…

Q: What is the expected major product of the following reaction? Include appropriate stereochemistry,…

A: Cyclic esters are called lactones  Esters are unstable hence they are readily hydrolysed into…

Q: what nucleophile and solvent are needed to converg (CH3)2CHCH2CH2Br to the following molecule? O…

A: The question is based on the concept of organic synthesis.  we need to synthesize the product using…

Q: Balance the following unbalanced equation. αLi3N(s)→βLi(s)+γN2(g)�Li3N(�)→�Li(�)+�N2(�) Give your…

A: In balanced chemical reaction number of each atom on reactant side is equal to number of each atom…

Q: CAN YOU TYPE IT

A: Let V1 mL of 4% solution and V2 mL of 20% solution are mixed to prepare 400 mL of 8% solution

Q: [1] A group of Aggie students prepared vinegar in the lab by using an initial concentration of…

A: The question is based on the concept of chemical equilibrium. we need to calculate pOH and…

Q: Calculate the molar solubility of the sparingly soluble salt AB for which  Ksp = 5.16 × 10–10.…

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Q: balance the reaction in acidic soln VO₂+ + Zn ➖➖➖➖➖ > VO+² + Zn+²

A: To balance this overall reaction we will first write oxidation half and reduction half reaction and…

Q: (A) In the J → K transformation, dilute HCl (10%) was used to first deprotect/ unmask the acetal and…

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Q: Calculate the pH of a buffer prepared by adding 0.44 moles of acetic acid and 0.25 moles of acetate…

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Q: M₂6. oMe Ome оме Buli + ? ни о DMA AI OM Al Et C1₂

A: As per the rules, only the first question can be answered. Organic transformation.

Q: Problem 1 Spectra 100 89 Relative Intensity 100 FANDALES D 80 CDC13 -0 4000 40 20 0 220 25 2804 66…

A: The question is based on the concept of organic spectroscopy . we need to analyse the spectral data…

Q: For the reaction NO₂(g) + NO(g) = N₂O(g) + O2(g) K = 0.914. Equal amounts of NO and NO2 are to be…

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Q: Which is the most acidic hydrogen in the following compound?

A: The hydrogen atom present on the carbon atom adjacent to the carbonyl carbon is acidic in nature.…

Q: Name the following using appropriate IUPAC nomenclature. NO₂ Br CI & Br F. F H

A: A question based on nomenclature. 4 different structure of the organic compound are given that are…

Q: 5) Classify if this is Endothermic or Exothermic: HEAT IS ABSORBED BY THE REACTION FROM THE…

A: Answering question number 5,6 and 7 as per guidelines for further assistance please post the…

Q: Draw a Lewis diagram for YO2X, showing all atoms, bonds and lone pairs

A: The reaction which is given above is first order with respect to both the molecule YO2 and X2. We…

Q: Directions: Show all work (all conversions and final answer) for each problem and balance each…

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Q: Calculate the pH of a solution made of 0.50 g of KHPh and 50.0 mL of water. KHPh has a molar mass of…

A: First calculate molarity of the KHPh solution. Use that molarity and pKa value to calculate the pH…

Q: 23. What product is formed during the following reaction? O M= (1) O HO heat (-H₂O) O (II) (III)

A: This is carbanion reaction. in this reaction carbanion attack on another carbanion to form…

Q: ☆ 5. Provide a mechanism for the following reaction. OH OH H

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Q: How many of the following processes are nonspontaneous? climbing stairs dissolving salt in water…

A: How many given processes are non-spontaneous?  Non-spontaneous process is the one which doesn't…

Q: Calculate the pH of a 0.69 M NaCN solution. (K, for HCN is 6.2 x 10-10)

A: pH is defined as the negative logarithm of hydrogen ion concentration. It can be given as  pH = -…

Q: 2 YO2 (g) + X2 (g) → 2 YO₂X (g) AH°, -218 kJ/mol reaction The reaction is first-order with respect…

A: 2 YO2 (g) + X2 (g) → 2YO2X (g)∆H°rxn =-218 kJ/mol reactionThe reaction is first-order with respect…

Q: #of moles Calculate the pH of a solution prepared by mixing 3.00 grams of butyric acid (HC4H70₂)…

A: we have to calculate the pH of the solution

Q: Curved arrows are used to illustrate the flow of electrons. Using the provided starting and product…

A: The electron pushing arrows are to represent or indicate the electron flow from one atom to another…

Q: A diprotic acid is titrated with a strong base. The pH at the first half-equivalence point is…

A: During the acid-base titration where weak acid is the analyte and strong base is the titrant and as…

Q: h) Aldehyde or 0 Ketone alcohol || CH3-C-H + CH3CHCH ₂ OH OH hemiacetal CH3-C-O-CH₂CHCH3 CH3 он н…

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Q: 5. As part of a chemistry project, Xavier was wondering which of the following compounds would…

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Q: You assay the positive control for the succinate dehydrogenase assay and find A6oo déclin 0.711 to…

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Q: The metals in Group IIIA, IVA, and VA of the periodic table are not transition metals. However, all…

A: The element is having, Group - IIIA  Period - 3 Find the: name of the element= ? charge on the…

Q: NO₂ 2 ΖΟΝ,

A: