. When forming molecular orbitals from atomic orbitals, what is the order of increasing C-H bond strength for the following. sp I sp? II sp III A) II

Q: A. If an element with the valence configuration 4s23d7 loses 3 electron(s), these electron(s) would…

A:

Q: Draw the structure for the diphosphate of 2-phenylethanol 7. (1) 8. What is the pH of the solution…

A: The structure of 2-phenylethanol is:

Q: When the nuclide lead-210 undergoes beta decay: The name of the product nuclide is The symbol for…

A:

Q: 3. What is the concentration (molarity) of a solution made from 12.5 g of calcium fluoride and 250mL…

A: Molarity = number of moles of solute/volume of solution (in L) Number of moles = mass/molar mass…

Q: The preparations of two aqueous solutions are described in the table below. For each solution, write…

A: The solutions given are,

Q: 65. Which of the following molecules has non-polar covalent bonds? А) СО В) Nz С) ССI4 D) HF 66.…

A: 65. The molecule having non -polar bond is:

Q: 13. Which of the following structures contains a secondary amine? NH2 `NH `NH2 II II IV А) I B) II…

A: To Solve this problem first we have to know about primary, secondary and tertiary amines .

Q: 4) Convert each of the following to the structure style indicated. a) b) c) as a Lewis structure…

A:

Q: Answer questions 2, 3 and 4

A: Mole ratio depends upon the number  of moles of Reactant  and Products .

Q: please answer all 3 questions asked

A:

Q: 39. Which of the following compounds is expected to be H20 soluble? IV А) I B) II С) I D) IV 40.…

A:

Q: C) What is the most likely explanation if the melting point of a known-to-be-pure substance is…

A: he melting point is an important physical property of a compound. The melting point can be used to…

Q: 2. Examine each of these structures and determine if they are primary, secondary or tertiary…

A: Primary alcohols are those where the hydroxyl group is connected to a carbon atom that has two…

Q: 4. Was heat being added to the system during the times that the temperature remained rela- tively…

A: Law of conservation of energy states that energy can neither be created nor  be destroyed but can…

Q: A student weighs out a 6.38 g sample of Zn(CH3COO)2, transfers it to a 250. mL volumetric flask,…

A: Given, mass of Zn(CH3COOH)2 = 6.38 g Volume of the flask = Volume of the solution = 250 mL = 0.250 L…

Q: 63. Which compound contains the most polar bond? CH;SH CH;OH CH;C1 II CH3NH2 I II IV А) I B) II C)…

A: Symmetrical molecule always non polar

Q: Determine the name of each of the hydrates from their formulas. CoBr, 6 H,O: CaSO, · 2 H,O: Sn(NO,)4…

A: Since you have posted multiple questions with multiple sub-parts, we are entitled to answer the…

Q: Answer all questions please

A:

Q: When you reacted the 'black solid' with hydrochloric acid a metal chloride salt was formed and…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 59. Which of the following statements about electronegativity and the periodic table is true? A)…

A: 59. Electronegativity is the property of an atom which attracts the bonding electron pair more…

Q: Free radicals can be produced by: say all that apply use of high temperatures, irradiation with…

A: The stability order of free radical carbon centre is tertiary>secondary>primary. This is…

Q: 1. List the following alcohols in order of increasing reactivity (least reactive first) toward…

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Q: Complete the table below for calculating the formula weight of the ionic compound aluminum sulfite,…

A:

Q: Question 32 How many kWh are used when a 1750 Watt hair dryer is used for 35.0 minutes? 1021 61250…

A: Question 32 -->  Correct option - 1.021  Power (P) = 1750 W = 1.7 KW  As we know that, 1 KW =…

Q: A sample of an unknown compound is vaporized at 110. °C. The gas produced has a volume of 2280. mL…

A: The question is based on ideal gas equation. We have been given pressure, volume, temperature and…

Q: 2. (From Atkins, Exercise E17E.1(b)) The proposed reaction mechanism for the renaturation of a…

A: To derive the rate law for the production of the stable double helix product (H) using the steady…

Q: . What is the hybridization of the nitrogen atom in the ammonium cation, NH4*? A) sp B) sp² C) sp D)…

A:

Q: 17. Which of the following is a tertiary amine? -NH2 'N- N. II IV A) I B) II C) III D) IV

A: Note : As per our guidelines , we are supposed to answer first question. Please repost other…

Q: 29. What intermolecular force is generally considered the strongest? A) Hydrogen bonding B) London…

A: Since you have posted multiple questions , as per guidelines we can solve only one . If you want…

Q: earning Target 9 citeria for satisfactory score ementary mechanistic steps must be correctly…

A:

Q: 18. What is the formal charge of carbon in carbon monoxide (CO) when drawn with a triple bond? A) 0…

A: To Solve this problem first we will calculate the formal charge then we will  explain about…

Q: 1. How would one distinguish between compounds A and B via "C NMR? CH HC CH HC, CH HC CH

A: Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: A reaction at 20.0 °C evolves 333. mmol of boron trifluoride gas. Calculate the volume of boron…

A:

Q: 5-6. What is the major drawback of trying to distill a 500-µL mixture of liquids, all with boiling…

A: Introduction Distillation is a commonly used method in chemistry for separating and purifying…

Q: 1. a) Briefly explain the physical reasoning for requiring a wavefunction to be normalized. b) The…

A: Hello, since more than three sub-parts have been asked, the first three sub-parts shall only be…

Q: Which of the following statements about the IR spectrum of but-2-yne do you expect to be true? The…

A: Reducible representation can be deduced from product of number of unshifted atoms and character with…

Q: 3. Why do a bonds confer reactivity on a particular molecule? A) Because a bonds are difficult to…

A: Pi bonds have less dissociation energy than sigma bonds so pi bonds are less stronger than sigma…

Q: A solution of pH 12 is than a solution with a pH of 10 20 times more acidic O 100 times more acidic…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 1. Draw an energy diagram for a reaction between sodium methoxide and bromomethane. b. Draw a…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: 25. Rank the following compounds in order of decreasing acidity, putting the most acidic first.…

A: 25. Acidity of a compound depends on the stability of its conjugate base. Greater is the stability…

Q: Ammonia gas and oxygen gas react to form water vapor and nitrogen monoxide gas. What volume of water…

A:

Q: Combining 0.354 mol Fe,O, with excess carbon produced 10.8 g Fe. Fe,0, + 3C- 2 Fe + 3 CO What is the…

A: Given :  Fe2O3 + 3C → 2Fe + 3CO  Number of moles of  Fe2O3  = 0.354 mol  Actual yield of Fe = 10.8 g…

Q: please answer questions 2 and 3.

A: The values are given as follows:

Q: A chemical engineer must calculate the maximum safe operating temperature of a high-pressure gas…

A:

Q: 33. Which of the following intermolecular forces would not form between similar molecules of the…

A: 33. n- butanol is having OH group. Therefore it has hydrogen bonding. n-butanol is having C-O bond.…

Q: 5. Which of the following statements about valence electrons is true? A) They are the most tightly…

A: It's a multiple question type.   The above mentioned questions are explained below:

Q: Identify the species oxidized, the species reduced, the oxidizing agent and the reducing agent in…

A: Oxidation: Oxidation is stated as gain of oxygen or lose of hydrogen .  Reduction: Reduction is…