Describe the Bohr model of the atom, including quantization and emission spectra. (b) Discuss the successes and failures of the Bohr model

Q: What mass of CaSO4 will precipitate after mixing 50.0 mL of 0.020 M Ca(NO3)2 with 50.0 mL of 0.0080…

A: Answer: On mixing two solutions, precipitate of a sparingly soluble salt will only form when its…

Q: Una solución de HCl a cierta temperatura tiene una densidad de 1.189 g/mL. La concentración de la…

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Q: In order to form a tertiary alcohol excess CH3MgBr could react with: HO. A A, C, and D A, B, and D A…

A: Ketones react with Grignard reagent forms tertiary alcohol. In the case of acid and cyclic ester…

Q: If the leg is broken, it is gently bent and suspended with a piece of cloth Choose The effects of…

A: Q1) If the leg is broken it shouldn't be bent because it will cause more pain and swelling and also…

Q: 5.5 Show that, for a perfect gas, (aUaS)y = T and %3D

A: The two relations can be derived from the following expression which can be obtained from the…

Q: Which of the following gas samples have the greatest average molecular speed at 25°C? A) Kr B) CH,…

A: Given,  The gas, which have the greatest average molecular speed at 25 °C is :

Q: 23. The nucleus of an atom is made up to a. Proton and neutrons b. Electrons and protons c.…

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Q: These two structures, shown as Fischer projections, are: Br H3C- H- H-N- H- NH2 Br the same compound…

A: Stereisomers are those which have same molecular formula but different arrangement of atoms in…

Q: Los siguientes datos fueron obtenidos para la reacción hipotética: 2A + B - productos Rapidez…

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Q: What is the hydronium ion concentration in a solution that has a pH of 8.34?

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Q: Which of the following correctly describes the structure of these compounds? CH;CH;OH and CH;OCH;…

A: Here one alcohol and one ether are given.

Q: Draw a plausible mechanism for the reaction shown below. Determine the major product and provide…

A: In this question, we will determine the major product with explanation for each steps and showing…

Q: 2. Calculate reaction AH°rxn and reaction AU°rxn for the total oxidation of benzene. Use the stable…

A: Here we have to find ∆H°rxn and ∆U°rxn of combustion of benzene at 298.15K.

Q: 14. What are control rods in a nuclear reactor? they control the intensity of the chain reaction…

A: Answer: Control rods in the nuclear reactor are generally made of cadmium or Boron.

Q: (a) What is spectroscopy? (b) Discuss how spectroscopy was useful to the development of early atomic…

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Q: 4. How many mL of 2.0M boric acid solution must be added to 600ML of a 0.01M sodium borate in order…

A: 4. Given,  Concentration of Boric acid = 2.0 M  pH = 9.45  pKa of H3BO3 = 9.24  Concentration of…

Q: iccording to the IUPAC system: CH2 H.C 2. ( Name this according to the IUPAC system, including…

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Q: CH3 CH3 CH3 H and H H CH3 These two compounds can be labeled as: O a. identical O b. stereoisomers…

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Q: 31. After drawing the mechanism of the below reaction, what is the substitution product of the…

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Q: An object has a mass of 170 g and a density of 13.2 g/cm³. Determine the volume of the object in…

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Q: 34. Propose a mechanism for the following reaction: H + H20 CH, CH2CH2CH2 он

A: In this question, we will draw the mechanism steps for the formation of cyclic ether from the given…

Q: A fixed container containing an ideal gas is heated. The pressure of the gas increases because A)…

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Q: Calculate the pH of 0.010 M His if His is obtained from a monobasic acid. Note: His is an amino acid…

A: To Calculate: pH of 0.010 M His- if His- is obtained from a monobasic acid.

Q: 4. From the following data at 298.15 K as well as the data tables (see file below), ΔΗ reactic (kJ…

A: We use the formula below to find the standard enthalpy of reaction, ∆Horeaction.  ∆Horeaction =…

Q: Chemistry suggest mechanism of Photoinduced Electron Transfer Reaction

A: In the given problem we need to find the mechanism of the photoinduced electron transfer reaction.

Q: What is the major final product from the following reaction sequence? H2. Pd/Caco,. Pb(OAc)2 Br2 LDA…

A: In this question we have to tell the product of the reaction.

Q: A high energy bond is formed when ADP is phosphorylated to ATP. Why? Choose all that apply. a) there…

A: a) there is a decrease in entropy. c) the negative charges on ADP and inorganic phosphate repel each…

Q: The Ecell of a reaction was found to be +0.78 V. What is the AG° of the reaction? ne = 1 mol O-75.26…

A: Given,  Ecell = + 0.78 V  ne = 1 mol  We have to calculate, ∆G° = ?

Q: V. (FREE) R&B x Trapsoul Type X 404 - File or directory not fo x OWLv2 Online teaching an X…

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Q: Identify the main product for the following reaction. Mẹ NABH, (2 equivalents) product THE Mẹ Mẹ Mẹ…

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Q: 11. The following (A-F) are a variety of carbonyl containing compounds. a. Which of the molecules…

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Q: Catculate the EMS stondanet state at 298k for this reaction +2 > Fe + Ti The Units Cam be n v, /,mvJ…

A: Given reaction is :  Fe (s) + Ti3+ ---------> Fe2+ + Ti+  Find EMF of the cell at 298 K = ?

Q: What characteristic charge do atoms in the first column of the periodic table have when they become…

A: Given, The first column of the periodic table they become ions.

Q: Synthesize a Sudan I. What method should be used and why?

A: It is prepared by diazotization of anthranilic acid followed by coupling reaction with…

Q: A student must determine if the forward reaction of the following equilibrium is exo- or…

A: If reaction is endothermic then heat behaves as a reactant. Heating the mixture will add heat to the…

Q: 4. From the following data at 298.15 K as well as the data tables (see file below), AH , (kJ mol"!)…

A: We know, heat of enthalpy of a reaction = total heat of formation of products - total heat of…

Q: Explain why the emission spectrum of an atom or molecule depends on its arrangement of electrons.

A: Electrons can be defined as the negatively charged particles that can revolve around nucleus in…

Q: . The ammonium ion (NH4+) reacts with nitrite ion (NO2-) to yield nitrogen gas and liquid water. The…

A: Ammonium ion and nitrite ion reacts to produce nitrogen gas and water.

Q: The inflated balloon bought by a mother for her child has a volume of 0.60 L at sea level (1.0 atm)…

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Q: a. The nitroprusside test is a test for the detection of methyl ketones. What are the reagents used…

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Q: Time left 0:31 Name these groups from left to right: CH3 CH3 H3C CH3 CH3 CH3 Oa isopropyl, isobutyl,…

A: The 1st group is isopropyl ,2nd is isobutyl and the 3rd group ia secbutyl

Q: The E, of a reaction was found to be +0.78 V. What is the AG° of the reaction? n.- 1 mol O+75.26 KJ…

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Q: Give the IUPAC name of this compound. Answer

A: In this question we have to tell the IUPAC name of the compound.

Q: ge transformation. s well as q, w, AU

A: Given: Temperature rise is 80oC CV,m=3/2 R at 20oC

Q: In the reaction CrCl3 (aq) + 3 AGNO3 (aq) --> Cr(NO3)3 (aq) + 3 AgCl (s) 4.4 moles of CrCl3 are…

A: Chromium(III) chloride reacts with silver nitrate to form chromium(III) nitrate and silver chloride.…

Q: 2. The rate constant for the first-order reaction: SO2Cl2(g) = SO2(g) + Cl2(g) is 2.2 x 10–5 s --1.…

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Q: Find the pH of a 0.0025 M HCl solution.

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Q: explaining

A: Bioactive compounds are the compound that have various actions in the body which promotes good…

Q: 32. Draw all possible alkene products of the following reaction, their mechanisms and circle the…

A: In this question, we will draw all the possible products of alkene which is formed by the E1 and E2…

Q: H H CH3 CH3 and H TH. H CH3 CH3 H These two compounds can be labeled as: stereoisomers Ob.…

A: The compounds with the same molecular formula but different bond connectivity are structural…