The temperature of a sample of copper increased by 23.7 °C when 267 J of heat was applied. What is the mass of the sample?

Q: In the laboratory you dissolve 23.7 g of calcium chloride in a volumetric flask and add water to a…

A: 1. Mass of calcium chloride = 23.7 g Volume of solution = 500. ml 2. Molarity of aluminum sulphate =…

Q: can you please prepare the mechanism for the reaciton in detail

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Q: What is the major organic product obtained from the following reaction? CH₂CH₂CH₂CH₂C=CH 1 2 3 4 H₂O…

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Q: How many carbon atoms are in 57.9 g glucose (C6H12O6)?  (Provide your answer with the correct…

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Q: Lines associated with the atomic spectra represent: Nuclear energy emitted by atoms in the cores of…

A: IntroductionThe lines associated with the atomic spectra represent the energy absorbed or emitted by…

Q: Define the following terms: (i) Real gas (ii) Ideal gas (iii) Briefly explain the differences…

A: Real gas :- Real gas don't follows assumptions of ideal gas laws at  standard pressure and…

Q: When pent-1-ene is treated with mercury(II) acetate in methanol and the resulting product is reacted…

A: The addition takes place according to Markovnikov rule.

Q: Draw a full arrow-pushing mechanism for the solvolysis of tert-butyl chloride as you saw in lab. H₂O…

A: Mechanism of Sn1 mechanism: Step 1: It involves formation of Carbocation.Step 2: Attack of…

Q: Read each description in the first column of the table below. If any chemical element with atomic…

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Q: The pka's of the amino acid asparagine are 2.02 and 8.80. Select the asparagine structure that…

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Q: Which of the four reactions does NOT proceed through the same intermediate as the others?

A: We know that bromination of an alkene proceeds through the three member cyclic bromonium ring…

Q: Cl₂ + 10CO₂+ 6H₂O—2CIO3¯ + 5H₂C₂O4+ 2H+ In the above redox reaction, use oxidation numbers to…

A: In the given redox reactionOxidation: Chlorine (Cl2) is the species undergoing oxidation. The…

Q: 2C-Write the separation scheme for the isolate the product, diphenylmethanol, from the reaction…

A: Chemical formula for Diphenylmethanol:-C13H12O

Q: name of the element oxidized: 31₂ + CI+ 60H™- In the above redox reaction, use oxidation numbers to…

A: Oxidation : Loss of electrons with an increase in the oxidation state.Reduction : Gain of electrons…

Q: A sample of gas contains (among other things): 7.0% CO, 15% CO2, 4.0% O2 and 4.5% CH4, all by…

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Q: Choose the best explanation about distinguishing the two molecules below by IR. A B H The two…

A: The correct answer is to be identified.

Q: Read each description in the first column of the table below. If any chemical element with atomic…

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Q: 9:12 STARTING AMOUNT ADD FACTOR x( ) A liquid in the lab has a density of 1.17 g/cm³. What is the…

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Q: Use the following results from a test for marijuana use, which is provided by a certain drug testing…

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Q: 1A. What type of substitution mechanism would 2-Methyl-1-phenyl-2-propanol undergo in the presence…

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Q: Consider the following substitution reaction, where X represents an alkyl bromide: X substitution…

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Q: What is/are the reagent(s) needed to convert the molecule below into a ketone?

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Q: Given the absorption spectra below, select the true statement. 14 400 nm The moving object is red…

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Q: Organization of the Periodic Table Read each description in the first column of the table below. If…

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Q: 3B. There is no IR question for this module. Below are the ¹H NMR spectrum of 1-chlorobutane,…

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Q: What volume (in mL) of a solution 0.153 M in Ca(OH)2 must we use to neutralize 28.5 mL of a solution…

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Q: 6. The molecule below is reacted with N-bromosuccinimide (NBr) and light. Using the structure below,…

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Q: Be sure to answer all parts. For the decomposition of gaseous dinitrogen pentaoxide, 2 N₂O5(g) 4…

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Q: What volume (mL) of a 16.0 M hydrochloric acid solution must be diluted in order to make a 500. mL…

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Q: 3C. 2-methyl-2-propanol (0.0100 mol) is reacted with NH4Br (0.0175 mol) and NH4Cl (0.0350 mol) in…

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Q: A 149.5-g sample of a metal at 75.5°C is added to 149.5 g H₂O at 15.6°C. The temperature of the…

A: Mass of Water, m = 149.5 gspecific heat of water, s = 4.184 J/goCinitial temperature, T1 = 15.6…

Q: Which of the following compounds is likely to have ionic bonds? Select all that apply.    CsCl…

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Q: An analyst determines the Ct content of rain water with ion chromatography. The data for the…

A: IntroductionAn analyst is using ion chromatography to determine the concentration of chloride ions…

Q: A small volume of HCl(aq) is added to the buffer system HCHO2(aq) + H2O(l) = HgO*(aq) +CHO;(aq). O…

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Q: Fill in the missing information: symbol 2- p²- 0 0 atom or ion? check all that apply neutral atom…

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Q: Reduction of a ketone with NaBH4 will result in the formation of a primary alcohol a secondary…

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Q: 3. What monomer or monomers are needed to form the following polymer -n n

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

Q: 1) What is the hybridization of the indicated atoms? A- D N ZE IZ C O Atom A = Atom B Atom C = Atom…

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Q: AtF5 Lewis dot structure

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Q: 1. НО. 2 AICI 3 НО. 'OH

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: How many grams of PbBr2 will precipitate when excess FeBr2 solution is added to 71.0 mL of 0.698 M…

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Q: What is an acid-base reaction? Match the items in the left column to the appropriate blanks in the…

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Q: The following data were obtained for the reaction of NO with O₂. Concentrations are in molecules/cm³…

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Q: Draw the most stable chair conformation of the following disubstituted cyclohexane. Draw carefully…

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Q: Calculate the total pressure in a binary system where the mole fraction of A in the vapor phase is…

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Q: What would be the optimal conditions to achieve the following synthesis? dilute H₂SO4 O concentrated…

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Q: 1. Write the complete electron configuration and orbital diagram for each of the following. a. C b.…

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Q: Which of the following is the IUPAC name of sec-butyl alcohol?     a)  1-butanol   b)  2-butanol…

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

Q: If a 0.1814 M NaOH(aq) solution is used to titrate 10.00 mL of a weak acid, ba on the titration…

A: concentration of NaOH = 0.1814 MVolume of HCl               = 10 mLfind the Concentration of HCl…

Q: 31₂ + CI+ 60H6I+ CIO3 + 3H₂O In the above reaction, the oxidation state of chlorine changes from How…

A: Given balanced chemical equation,3 I2 +  Cl–  + 6OH- → 6I– + 6 ClO3– +  3 H2O