How many dots are shown in a dot diagram for the noble gases (except He)? A: 2 B: 8 C: 10 D: 18 Which of the following dot diagrams represents a halogen, X ?

Q: 3. Determine the reaction order and reaction rate constant for the decomposition of ozone in water…

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Q: 3.) What is the molarity of a 7.236 molal solution of potassium carbonate with a density of 1.540…

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Q: 1. You are approaching a traffic light. If the what is the wavelength frequency of the light? What…

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Q: 3. Names of molecular compounds Formula Name CIFS CS₂ PCI Formula Name SF6 N₂0₁ SeF

A: Naming of the compound: • First you have to decide whether the compound is ionic or covalent. •…

Q: The conversion of cyclopropane to propene in the gas phase is a first-order reaction with a rate…

A: We know that,  For first order reaction :-  Rate constant (K) =( 2.303/ t ) Log ([Ao] / [A]) Also…

Q: Draw energy level diagrams and electron configurations for the following: Atoms: a. Strontium atom…

A: Here we have to write the energy level electron configuration diagram of the following given atoms.

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A: The solubility of gaseous solutes decreases with an increase in temperature. This is because, at…

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Q: 8.) Loratadine (C22H23N2O2Cl) is an antihistamine marketed as Claritin. What is the vapor pressure,…

A: Here we are required to find the vapour pressure of the solution.

Q: Helium readily forms ionic bonds following the octet rule. True False

A: Having eight electrons in its valence shell, giving it the same electronic configuration as a noble…

Q: A chemist wishes to make a solution using 3.41 g of CoCl3 in which the total concentration of…

A: We would use mole ratio to calculate the concentration of CoCl3 for given concentration of Cl- .…

Q: Design a synthesis for th

A: Synthesis for the given product from acetylene and any alkyl halide is given below

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Q: Indicate the valence orbitals and valence electrons for the following atoms: a. Lead b. Astatine c.…

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Q: Propose a molecular formula for a compound that exhibits the following peaks in its mass spectrum…

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Q: CHALLENGE PROBLEMS 1. You are approaching a traffic light. If the frequency what is the wavelength…

A: The relation between wavelength and frequency of light is :         V= C/λ Here   C is the speed of…

Q: Transuranium elements are artificial and may be prepared by a fusion process in which heavy nuclei…

A: Atomic number is equal to number of protons present in a nucleus. Mass number of an atom is equal to…

Q: (a) What types of intermolecular forces do morphine and heroin each possess? (b) Which compound can…

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Q: If the following reaction has a yield of 87.97 % , how many grams of titanium (IV) chloride are…

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Q: Rank the following in order of elution from a column from first compound eluted to last compound…

A: Most non-polar compound elute first.. Hence correct option is C, D, A, B.

Q: ot pt pt [References] If 28.4 g of O₂ is required to inflate a balloon to a certain size at 38.0 °C,…

A: Case1: Mass of oxygen in the balloon = 28.4 g  initial temperature of the balloon = 38 oC  Case 2:…

Q: According to the reaction shown, how many moles of oxygen gas are necessary to produce 24.0 g of…

A: Here we have to determine the moles of oxygen gas needed to produce 24 g of Lithium oxide in the…

Q: 29. Dinitrogen pentoxide           __________             30. Diphosphorus tetraoxide __________…

A: 1.Chemical name of the compound is represented in simple notation is known as molecular formula.…

Q: 3) Which of the following is LEAST likely to function as a nucleophile: NaCN (A) 8(A) O (B) 0 (0 O…

A: Nucleophile is an electron rich species , which donates its electron to electron defficient species…

Q: draw the structure of coordination compound trans-diaquadibrominckel (lll) identify the ligans and…

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Q: Three components in a mixture have varying distribution constants between the mobile phase and the…

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

Q: The reaction of trichloroethanal with water is a nucleophilic addition reaction. It can be catalysed…

A: a.) To draw the mechanism, we would first show attack of OH- then reaction of water. To give the…

Q: 350°C while the volume is kept density of the gas: increases O decreases O remains the same O not…

A: Two moles of chlorine gas at 200 degree centigrade are heated to 350 degree centigrade while the…

Q: 2 What types of intermolecular forces are present in each compound? O a. b. C. - N. d. Cl e. f. —=…

A: In the given question , there are six organic compounds. They have different intermolecular…

Q: Complex or Compound Name Metal Metal d Charge electrons Molecular Geometry Obeys 18- electron rule?

A: Sn(acac)3]NO3

Q: Br CHz C H3 он вхо Косно CH ₂ CH

A: Alkyl halide nucleophilic substitution reaction can proceed by two mechanism: Sn1 mechanism: It…

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Q: Give IUPAC names for each of the following alkenes: 1. 1. CH3CH₂C CH₂CH₂CH3 CICH=CHCH3 CH₂ || CH₂…

A: Given Structures of different compounds Write IUPAC Name : 1. Select longest carbon chain . 2.…

Q: Which X ligand would cause Fe(NH3)4X2 to be a metal-to-ligand-charge transfer (MLCT) complex? X =…

A: Given, Metal complex [Fe(NH3)4X2] . X = CN-, OH-, or Cl- . Ligand CN- causes the Metal to Ligand…

Q: Please draw energy level diagrams and electron configurations for the following: Tellurium ion…

A: Given ions: 1) Tellurium ion 2) Manganese (III) ion 3) Arsenic ion 4) Palladium (IV) ion To draw…

Q: 4. A 100-ml buffer solution with pH of 4.80 is prepared as a stock solution. Using this stock buffer…

A: a. Yes all have same pH. As all three solutions are prepared by diluting same stock buffer solution…

Q: 44 R 0.50 R 0.30 No, the Rf values are too close together O No, there should be more lanes on the…

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Q: Material X has an atomic radius R = 0.125 nm, an atomic weight of A = 51 g/mol, and a body centered…

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Q: M Helium-neon lasers emit very high spectral purity red light at a wavelength of 632.8 nm, and were…

A: Given data :

Q: In Chapter 7 we will learn all about a class of reactions including the example pictured below,…

A: Any haloalkane that consists of an alkane substituted by at least one bromine atom.    Energy…

Q: 6. Each of these is an erroneous attempt to show the most likely acid base reaction. a. Briefly…

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Q: Rank the following from 1 = fastest EAS to 4 = slowest EAS.

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Q: A student combined 37.2 mL of 1.69 M KMnO4 solution with 16.60 mL of a 0.891 M KMnO4 solution.…

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Q: 3. A 0.3535 g sample of KHP requires 19.27 mL of NaOH to reach the end point. What is the…

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Q: How did you solve for the half life?

A: Answer-b Half life of any reaction can be found from its integrated rate law. For any reaction, half…

Q: The number of electrons in the valency shell of Li, Na, K is ONE. True False

A: Group 1A of the periodic table are the alkali metals. Elements present in group 1A is given below.…

Q: How many grams of Na2SO4 would you need to dissolve in 1.40 L of water in order to create a solution…

A: Answer: Given data: Vwater=1.40Ldwater=0.9881g/mLMolality=0.725m