EIO OEt Predict the major product of the following reaction sequence. 1) NaOEt 2) -Br ? EtO OEt 3) Ho+, heat `OEt HO

Q: Consider the titration of 20.0 mL of a sample of 0.105 M HC2H3O2 with 0.125M NaOH. (Ka = 1.8 x 10-5)…

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Q: How many grams of NaCl would be needed to prepare 100. mL of a solution of 0.250 M NaCl? Show your…

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Q: 16. The concentration of a 1500mL aqueous KCI solution was increased from 25.0 M to 80.0 M by…

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Q: 500g of AbSa is dissolved in H20 to make 15L of solution. What is its normality? (MW: Al-27g/mol,…

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

Q: AG° f

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Q: The nickel level in a soil sample was determined using AAS. A 3.0 g sample was dissolved in acid and…

A: The calibration curve equation given is, => y = 0.0699 x + 0.015  Where y = absorbance  And x =…

Q: hydrogen ion or hydroxide ion is added to a reaction mixture. Explain the reason.

A: pH of a solution measures acidity or basicity of a solution. pH less than 7 means solution is…

Q: A factory wants to produce 1.00 x 103 kg barium from the electrolysis of molten barium chloride.…

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Q: Which of the following reactions is the best method for preparing the compound shown?

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Q: H* + UO5² → UO2*2 + H2O + O2

A: Redox Reactions are those reactions in which the oxidation (Addition of Oxygen or Removal of…

Q: Question 11 Which of the following would be the correct equation for determining the number of moles…

A: Choose the correct expression for number of moles ---

Q: 1. What is the molarity of a solution in which 150g of Ca© are dissolved in 190ml of solution? (MW:…

A: Formula used:  Molarity: no of Mole/Volume in L  Molality: no of mole of solute/ weight in kg of…

Q: II. Balance each redox reaction in acid solution using the half reaction method. 9. As → H2ASO4 ¯ +…

A: Given that -  Unbalanced redox reaction -  As -----> H2AsO4 + AsH3  On deviding into half…

Q: A mixture of methane gas, CH, (), and propane gas, C,H, (), has a pressure of 0.6205 bar when placed…

A: Given: Initial pressure of mixture = 0.6205 bar. And the final pressure of product gases = 2.486…

Q: 500g of AlS3 is dissolved in H20 to make 15.0 L of solution. What is its normality? (MW: Al-27g/mol,…

A: Dear student, since you have asked multiple questions but according to guidelines we will solve 1st…

Q: ОН Br Br

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Q: Which of the following would be the correct equation for determining the number of moles of H2SO4…

A: Choose the correct expression --;

Q: Use the following formula for problem 2NaOH (aq) + CuSO4 (aq) ---> Cu(OH)2(s) + Na2SO4(aq)…

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Q: Calculate the pH of each of the following solutions (b) a solution that is 0.115 M in NaCIO and…

A: Given: pH of the given solution has to be calculated. (b) a solution that is 0.115 M in NaCIO and…

Q: Part C A sample of neon initially has a volume of 2.50 L at 20. C. What final temperature, in…

A: Volume is directly proportional to temperature at constant pressure

Q: What is the osmotic pressure (at 20 °C) of a solution made by dissolving 13g of sucrose in 117g of…

A: Mass of sucrose = 13 g  Total volume of solution = 125 ml  Temperature = 20 °C  Osmotic pressure = ?…

Q: . Tetrahydrocannabinolic acid (THCA), the precursor to THC, a psvchoactive: H.Q • This molecule is…

A: The compound given is,

Q: Consider the combustion of compressed methane, and liquid hydrogen. Which one will release more…

A: When methane gas is combusted it releases energy and specifically combustion of 1 gm of methane…

Q: 1. BH3, THF 2. NaOH, H202 Br2 но Et NaOH, H20 HBr, ROOR OMe

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Q: 1. A sample of 25.3 grams of BaSO, is mixed with 18.6 grams of Na3PO4- A) Determine which is the…

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Q: take to plate out 3.9 g Ni with the 10

A: Given,  Mass of Ni = 3.9 g Molar mass of Ni(M) = 59 g/mol Current (i) = 108.2 A Number of electrons…

Q: Complete the statements about the redox reaction below. 2Au*(aq) + 3Cd(s) → 2Au(s) + 3Cd²*(aq)…

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Q: II. Direction: Carefully read the following word problems. From the knowledge and skills in…

A: Since you have asked multiparts questions, we will solve the first three sub parts questions for…

Q: Boyles law the volume of gas at 209 kPa is 57 ml if the pressure is increased to 386 kPa what is the…

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Q: • What quantity of heat is liberated by a reaction that produces 50.0 g of SO2 in the following…

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Q: Your teacher asks you to dilute 6.0 M HNO3 (M1) to 250. mL (V2) of 1.0M HNO3 (M2). What volume (V2)…

A: Given Molarity(M1) = 6.0 M Volume (V1) = ?  Molarity (M2) = 1.0 M Volume (V2) = 250.0 mL

Q: At 1000°C, the reaction NO2(g) + SO2(g) NO(g) + SO3(g) has K. = 4.76. Suppose 0.215 mol of NO2 and…

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Q: Draw the MO diagram for the hypothetical square planar PtH42- ion. Consider only the s-interactions.…

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Q: new volume in L?

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Q: ange the highlighted bonds in the table below in decreasing order of polarity. That is, pick 1 for…

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Q: Calculate the equilibrium constant at 25C for the reaction of methane with water to form carbon…

A: Thermodynamics is branch of chemistry in which we deal with amount of heat evolved or absorbed…

Q: When the following equation is balanced properly under acidic conditions, what are the coefficients…

A: The reaction given is, => IO3- + H2SO3 → I2 + SO42-

Q: Predict the species that will be oxidized first if a mixture of molten salts containing the…

A: The ions given are Cu2+, Mg2+, Cl-, Br- and F-.

Q: Epinephrine contains the __ group that is absent in norepinephrine. The donor of this group is…

A: epinephrine: It another name is adrenaline, this is a hormone that is secreted mainly by the medulla…

Q: What is normality of a solution containing 90g of HCI in 2600ml of solution? (Use the given…

A: Normality is defined as number of gram equivalents of the solute dissolved per litre of solution.

Q: When alkenes are oxidized initially, they form what types of compounds? A. Aldehydes B. Alcohols C.…

A: It is asked in the question that what forms when alkene are oxidised initially.

Q: What is the hybridization of atom A in this compound?

A: The combination of two or more than two atomic orbital to form new molecular orbital is known as…

Q: Organic compounds that contain large proportions of nitrogen and oxygen tend to be unstable and are…

A: Given that, a reaction is C2NO6 → 2NO2 + 4NO + 2CO2. The reaction in the CCl4 solvent is first order…

Q: Solid ED00 3000 2008 1000 S00 KAVENUHBERId

A: Ans : 3050 cm-1 sp2 C-H stretch, 2800 cm-1 and 2700 cm-1 are aldehyde C-H stretch, 1690 cm-1 is…

Q: Identify the reagents needed to achieve the following transformation. If any of the steps aren't…

A: We have to carry out the given transformation.

Q: Beta particles are best described as _ ejected at high speeds from a radioactive nucleus. positive…

A: Radioactive decay is the emission of radiation from the unstable nucleus is called radioactivity .…

Q: Question 3 Green Chemsitry: Select among the possible answers the corect answer for each of these…

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Q: What kind of intermolecular forces act between a hydrogen peroxide (H,0,) molecule and a water…

A: We have to say the intermolecular force present between a hydrogen peroxide (H2O2) molecule and a…

Q: Referring to the figure below, what volume of the titrant was used to reach half-neutralization…

A: The titration curve given is,

Q: Study this chemical reaction: Pb+O, - Pbo, Then, write balanced half-reactions describing the…

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