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Q: Which of the following elements would have a very different electron affinity value compared to the…

A: Electron affinity is a measure of the energy released or absorbed when an electron is added to a…

Q: Archaeologists can determine the age of artifacts made of wood or bone by measuring the amount of…

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Q: The precent yield of this reaction is 78%. 2Al(s) + 3 F2 (g) = 2AlF3 (s) Determine the mass, in…

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Q: Complete the following nuclear decay process: 227 89 AC →°-1e +_ A) 22387Fr

A: As we know , During the radioactive decay , mass is conserved as it follows law of conservation of…

Q: 6. Given the reaction: CH3(CO)CH3 (M) 0.010 0.020 0.010 0.040 0.040 0.020 CH3(CO)CH3 12 (M) 0.010…

A: The question is based on chemical kinetics.   We have to calculate rate constant , order of the…

Q: Write the chemical equation for the reaction of propylamine with water. Express your answer as a…

A: In this question, we are asked to write and explain the reaction of propylamine with water including…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.80kg sample…

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Q: (16-20). A solution that is isotonic with blood cells was prepared by dissolving 0.860 g of NaCl (MM…

A: Given: Mass of solute (NaCl) , m=0.860 g Molar mass of NaCl, M =58 g/mol Volume of solution, V =99.5…

Q: 5. Which class of organic molecules does not contain oxygen? a. Ethers b. Esters C. Amines d.…

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Q: any I carbon molecules Inf

A: Given that, a synthesis scheme is shown below We have to carry out the above synthesis.

Q: 7. Balance the reaction equation: Al + H₂SO4 Al2(SO4)3 + H2 8. What are the family names of the…

A: 7. The balanced reaction is  2Al + 3H2SO4 ----------> Al2(SO4)3 + 3H2

Q: Create a graph in excel displaying the relationships identified in the data tables. The graph is…

A: Given Number of Particles (moles) Container Length(nm) 10 5.0 11 5.5 12 6.0 13 6.5 14…

Q: What are the missing products A and B in the following transformation? Br OH 1. Mg 2. CO2 3. H3O میں…

A: Answer: In this question we have to find out the products forming in a chemical reaction when…

Q: For the reaction: 2A-B The concentration of A was measured for one hour and the following data were…

A: For a general reaction,  aA + bB→cC + dD The rate of appearance and disappearance can be given as…

Q: Explain very detailed why the nitro group add to the ortho of the methyl and not to the Tbutyl…

A: The question is based on organic reactions. we need to account for the product formation.

Q: a. C. Determine the reaction order of each of the following reactants. -13 2- e. 1 0- 0 Time (s) 0…

A: The rate of a chemical reaction is defined as the change in concentration of a reactant or product…

Q: Nrite a complete name for each compound: old IUPAC format for a/c, new IUPAC format for b/d. 1. مفید…

A: Rules for IUPAC naming:- Select the longest chain which contains carbon-carbon single bonds.  Given…

Q: a. Using the average atomic mass of carbon, calculate the mass (in amu) of 137 carbon atoms. amu b.…

A: Answering only the first 3 subparts as per guidelines for further assistance please post the…

Q: Propose a synthesis (using the Wittig reaction) for E,E-1,4-diphenylbuta-1,3-diene from benzaldehyde…

A: The synthesis of E,E-1,4-DIPHENYLBUTA-1,3-DIENE from benzaldehyde can be done by wittig reaction…

Q: Which of the following is the chair representation of the double Newman projection shown below in…

A: To solve this type of problem draw the structure in 2-D form and then compare with the structure to…

Q: 16. Which of the following compounds is most polar? a. CH3CH₂CH₂OH b. CH3CH₂C(O)OH C. CH3C(O)OCH₂CH3…

A: Polarity of the organic compound is depends upon the strength of compound making hydrogen bond.

Q: What is the concentration of a weak acid if the K₂ = 9.8 x 10-6 and the pH = 2.94? concentration: M

A: We know, pH of weak is calculated from the equation given below -  pH=12(pKa –logC)  Where, C =…

Q: Study this chemical reaction: Zn + Cl₂ → ZnCl₂ Then, write balanced half-reactions describing the…

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Q: What happens to the reaction below when B is removed from the reaction mixture? A (g) + 3B (g) ⇌ 4C…

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Q: In which of the following reactions/processes is entropy increasing? C2H6O (1)→ C2H60 (g) 4Fe(s) +…

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Q: Determine the Bragg condition required to examine the following materials. Complete the following…

A: We need to determine the Bragg condition to examine the given materials by completing the table.…

Q: If an average carbon atom weighs 12.01 amu, how many carbon atoms are contained in 6.36 x 10¹3 amu…

A: We have been asked to calculate number of carbon atoms in 6.36 × 1013 amu of carbon and mass of…

Q: In a solution of 0.64 M Ag(NH3)2+, how much free NH3 is in solution at equilibrium? Ag+(aq) +…

A: Answer: Formation constant of the compound is very high, therefore whatever the free ammonia will be…

Q: Problem #2 How many grams of barium nitrate (Ba(NO3)2 are produced from 5.0 g of silver nitrate…

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Q: Suppose you have a solution of 0.17M HOCl with a Ka = 3 x 10-8. a) What is the pH of this solution?…

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Q: OEt A Me B OTS Me C NaOEt Me Me E Me

A: We know for E2 elimination both H and leaving group must be anti periplanar to each other i.e at…

Q: Provide names for the following five oxygen containing organic molecules.

A: we have to name the given structures

Q: What is the expression for the equilibrium constant (k c) for the reaction below? A 3B 2 (g) + C 3…

A: Since, Equilibrium constant or Kc is the ratio of the equilibrium concentrations of product over…

Q: Draw the most stable resonance form for the intermediate in the following electrophilic substitution…

A: Organic reactions are those in which organic reactant react to form organic products. In the given…

Q: C4H9Cl (isomer 1) C4H9CI (isomer 2) C4H9CI (isomer 3) C4H9CI (isomer 4) Experiment 10 Introduction…

A: The question is based on the concept of isomers. isomers are the compounds having same molecular…

Q: Please provide the step wise mechanism PH. PH-P-/ bH

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Q: (True or False): Fluorescence spectroscopy can be used to determine the ratios of Hg isotopes in a…

A: In the given questions, we have to choose correct option related to spectroscopy.

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

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Q: H Me, Br A Br Me H Н. H Br Me Me Me H Br Me Br₂ H Me, Br B Br Me H E H Br H Me, Br Br Me C Br Me

A: The question is based on organic reactions.     we need to identify the product formed and explain…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 0.60kg sample…

A: Given data :  mass of C9H10O2 = 0.60 kg = 600  g (1 kg = 1000 g)  molar mass of compound = 150.18 g…

Q: Please explain clearly the shielding and deshielding effect on the protons on the benzene ring and…

A: 1H NMR (proton nuclear magnetic resonance) spectroscopy is a technique used to study the chemical…

Q: BeClz BF3 SnCh CH4 NH₁ HO PCIs SF4 BrF3 XeF₂ SF6 IFs 1. Use the Lewis Structures from your prelab to…

A: The shape, geometry of a molecules can be deduced by using valence shell electron pair repulsion…

Q: Complete the following table, which lists information about the measured acid dissociation constants…

A: According to Arrhenius concept, an acid is a substance i.e. when dissolved in water gives H+ ions .…

Q: Write the correct IUPAC name for the following structure A

A: Parent hydrocarbon  ----> Cyclopentane Substituents  ------> Chloro, Ethyl and Methyl

Q: (21-25). Given that the vapor pressure of pure water at 30°C is 31.82 mm Hg, calculate the vapor…

A: The question is based on the concept of colligative property. relative lowering in vapour pressure…

Q: Nitric acid is a key industrial chemical, largely used to make fertilizers and explosives. The first…

A: We have to calculate the rate of production of nitrogen monoxide

Q: Given the following reactants, write the possible products and determine if the reaction will occur.…

A: • If the substance is soluble we label it as aqueous (aq) • If the substances insoluble we label it…

Q: Please help answer the question on natural polymers   proteins 1) sketch the two amino acids.…

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Q: A 55.1g sample of polystyrene, which has a specific heat capacity of 1.880·J·g−1°C−1, is put into a…

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Q: A solution is prepared that is initially 0.49 M in hypochlorous acid (HClO) and 0.12 M in sodium…

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