QUESTION 9 What is the mole fraction of sodium chloride (MW 58.45) in water (MW 18.02) solution that is 11.6% by mass sodium chloride. Express you answer to 3 decimal places. La prepared b

Q: Calculate the [H3O+] of a lime juice solution that contains [OH-] = 9.58 x 10-12 M.

A: Use the water equation's auto-ionization constant, Kw: [H3O+][OH-] = Kw = 1x10-14

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Q: 2. Mechanism Draw a complete arrow-pushing mechanism for the following reaction. CI AICI 3

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Q: 40. 34.0 ml of butanol is added to 250.0 ml of water what is the v/v% of the butanol solution? (3…

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Q: For which of the following compounds is hydrogen bonding the main intermolecular force? CH4 HCN CH₂O…

A: Answer:- This question is answered by using the simple concept of hydrogen bonding which is caused…

Q: 1. On a separate sheet of paper (can be included in lab notebook), please provide an arrow-pushing…

A: Grignard reagent is a strong nucleophile. It undergoes nucleophilic addition reaction when it reacts…

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Q: Review the list of common titration errors. Determine whether each error would cause the calculation…

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Q: 1.50 g of a certain Compound X, known to be made of carbon and hydrogen, and to have a molecular…

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Q: Determine the volume of 0.10 M CH3COOH and 0.10 M CH3COONa required to prepare 10.0 mL of buffer of…

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Q: How many polar bonds are represented in this structure? H O 5- O 3 02 H None of the bonds are polar.

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Q: (a) Write the balanced chemical equation that represents the standard heat of formation of HNO3(I)…

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Q: Question 34 A person drinks 1.50 kg of water (H2O) per day. How many moles is this? (Show your…

A: This question belong to some basic concept of Chemistry that is Mole Concept.  We know that, 18 g of…

Q: Explosive exnon trioxide, XeO3, is prepared as in the below unbalanced equation. In one expriment,…

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Q: Calculate the [H3O+] of a milk of magnesia solution that contains [OH-] = 4.25 x 10-5 M.

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Q: .Is glycine polar? How can you tell? B. Does a molecule have to be polar in order to be chiral? If…

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Q: 46. What volume of a 4.0 M calcium chloride solution will you need to provide 0.17 moles of calcium…

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Q: For each reaction you observed, the names of the reactants and products are given below. You must:…

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Q: There are only two naturally-occuring stable isotopes of antimony, the masses of which are listed in…

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Q: What is/are the limiting reagent(s) for this three-step procedure?  Why is sodium borohydride not…

A: A limiting reagent or reactant is a species that get exhausted first during the chemical reaction.…

Q: Write the name of the conjugate acid N,N-deithyl-1-pentanamine?

A: According to Bronsted Lowry concept acids are Hydrogen ion or proton donors while bases are Hydrogen…

Q: QUESTION 7 Which of the following expressions is the correct equilibrium-constant expression for the…

A: Equillibrium constant is the ratio of concentaration of products to the concentration of reactants.

Q: Phosphorous and chlorine gases combine to produce phosphorous trichloride: P2 (g) + 3Cl2 (g) → 2PCl3…

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Q: buffer consists of 0.44 M NH3 and 0.25 M NH4CL (pKb of NH3 = 4.74). Calculate the pH after the…

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Q: Which of the following is a substrate product when benzene is first treated with HNO3 and H2SO4, and…

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Q: QUESTION 3 Calculate the total number of atoms in 14.9 ng C51H76N7010 Give your answer to 3…

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Q: 오옹 1. 1. CH₂MgBr (excess) 2. H2O BrMg 2. H2O MgBr 오 애 애 애 가에 애

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Q: Classify the reaction below: H₂C. halogenation Ⓒhydration hydrolysis hydrogenation dehydration CH3 +…

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Q: Oxalic acid, H₂C₂O4, reacts with sodium hydroxide in a neutralization reaction. What is the balanced…

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Q: Which of the following is a conjugate acid- base pair? A) H2O, NHa* B) NH3, OH- C) NH3, NH4* D)…

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Q: What happens to the volume of a balloon that is taken outside on a cold winter day? Explain

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Q: 11. Which of these molecules undergoes dehydration more quickly? (Acid catalyzed for your example,…

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Q: 10. What is the oxidation state of the indicated carbon? O H3C C C O a. [+2] b. [-2] c. [+4] d. [0]

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Q: The pH of an aqueous solution of 0.506 M methylamine (a weak base with the formula CH3NH₂) is

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Q: The reaction, A + 2 B → products, has the rate law, rate = k(A)2(B)1. When the concentration of A is…

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Q: Please provide mechanism and structures for intermediate A and intermediate B

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Q: How many orbitals in the n = 3 energy lev 025 016 09 4 O 01

A: n represent principal quantum number   and it's represent principal energy level.

Q: Define what is a buffer and explain the principle under which it works. 2. Define what is an…

A: A buffer is a solution that resists changes in pH when small amounts of an acid or base are added.…

Q: Be sure to answer all parts. Part 1: Predict the product of the following reaction. Part 2 out of 3…

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Q: In the laboratory, a general chemistry student measured the pH of a 0.509 M aqueous solution of…

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Q: Using standard heats of formation, calculate the standard enthalpy change for the following…

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Q: Which of the following would indicate the strongest intermolecular forces in a solid? a low melting…

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Q: Calculate the de Broglie wavelength (in nm) of a 0.370 kg tennis ball moving with a speed of 45.0…

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