O3 → O2 + O (fast) O3 + 0 → 202 (slow)

Q: solution is at 298 K. (R=0.08206 L-atm/mol-K) A. 22.95 atm B. 24.50 atm C. 11.47 atm D. -11.47 atm…

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Q: A student wants to prepare a standard solution of BSA. They create a stock solution of BSA by add…

A: Concentration of stock solution=0.174 g10 mL=0.0174 g/mL

Q: For the reaction 2 Cu+(aq) + Sn4+(aq)  ->  2 Cu2+(aq)  + Sn2+(aq), E° = -0.0050 V, cell   (a)…

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Q: Question 21 An unknown sample of Cu2* gave an absorbance of 0.262 in an atomic absorption analysis.…

A: Beer's law states that the absorbance is directly proportional to the concentration of the absorbing…

Q: A 315mL of water was added to 2100 mL of 19M NaCI solution. What is the new concentration of the…

A: Since you have asked multiple type questions, we will solve only first  questions for you. If you…

Q: Calculate the root-mean-square velocity, in m/s, for a hydrogen molecule at -37.0 °C. The universal…

A: Molar mass of hydrogen molecule is 2 amu

Q: Which of the following chemical equations represent calcination reaction? a.CaCO3(s) + 2HCl(aq) →…

A: Acid is substance which release hydrogen ions and base is substance which release hydroxyl ions when…

Q: Silver nitrate reacts with nickel to form Ni(NO3)2 and silver. To produce 0.7kg of silver, how many…

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Q: 2. Find the AH for the reaction below, given the following reactions and subsequent AH values:…

A: Given equations are :  1). 2NaCl (s) + H2O (l) ---------> 2HCl (g) + Na2O (s) , ΔH1 = 507 KJ  2).…

Q: A pleasant-smelling liquid having a boiling point of 101°C was subjected to IR Spectroscopy to…

A: Given that, the molecular formula of the compound is C6H12O2. Also, the IR spectra of the compound…

Q: How many moles of Nitrogen gas (N2) is present in a sample if it exerts a total pressure of 1.18 atm…

A: Given, moles of Nitrogen (N2) gas (n)= ? Pressure (P) = 1.18 atm Volume (V) = 20.0 L Temperature (T)…

Q: TRUE OR FALSE 1. Liquids have short range order arrangement. 2. Solids both have long, and…

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Q: Question 19 Which of the following molecules best describes the IR spectrum given with a molecular…

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Q: A calibration curve was created, and the results has been established and showed in the table,…

A: Data for the Calibration curve n 1.55 1.65 1.70 1.80 ??? 1.62 Conc. 10% 15% 25% 35% 22% ???…

Q: Calculate to five significant figures the binding energy in J/nucleon of the nucleus of an atom of…

A: Binding energy is minimum amount of energy required to remove one electron from atom

Q: I would like to see the steps (arrows) that was taking to get all five isomers that is currently…

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Q: A sample of CO2 was confined to a container at a constant temperature. When the pressure applied to…

A: Given :-  Initial pressure = 2.50 atm  Initial volume = 4.50 L  To calculate :-  Final pressure if…

Q: At a certain temperature, the reaction 2HF(g) H2(g) + F2(g) has K 1.2 x 10 13. Does this reaction…

A: Reaction: 2HF(g) <=> H2(g) + F2(g) Kc = 1.2 × 10-13 Moles of HF = 0.013 mol Volume of…

Q: Arrange the following sets of organic compounds according to increasing solubility in water I.…

A: If the aliphatic carbon chain length of alcohol is longer then the solubility in water like polar…

Q: An aqueous 0.6 M solution of a weak base has pOH of 4.5, what is the pKb of the weak base?

A: Weak base dissociated less in solution

Q: Identify the encircled functional group.      a Amines     b Nitriles     c Amides     d…

A: Functional group : Functional group is a moiety which can be a group of atoms attached with…

Q: For the decomposition of nitrosyl bromide at 10 °C 2 NOBR 2 NO + Br2 the average rate of…

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Q: The oxidation state of osmium (Os) in OsO4 is а. +7 b. +8 C. +4 d. +6

A: The oxidation state of osmium (Os) in OsO4 = ?

Q: What relationship is generated in a cooling curve? amount of heat lost with respect to time the…

A: A question based on properties of solids that is to be accomplished.

Q: Engineering materials are materials utilized in the development of new technologies. (A) True (B)…

A: Engineering materials are group of materials that can be used in construction of man-made structures…

Q: Titration of the I2 produced from 0.2645g of primary standard KIO3 required 45.36mL of sodium…

A: Given :  Mass of KIO3 = 0.2645 gm  Molar weight of KIO3 = 214.001 g/mol  Volume of Na2S2O3 = 45.36…

Q: CH2=PPH3 H*, 1. NaOH B 2. H*, H20 MCPBA D А В C D

A: Reaction 1 : Wittig reaction. Reaction 2 : Epoxidation. Reaction 3 : Epoxide is opened with NaOH.…

Q: [H+] [OH-] pH pOH

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Q: 6. For each numbered step in the qualitative analysis scheme in number 5 above, type all net ionic…

A: When we are constructing net ionic equations, we have to keep few points in our mind: Only salts in…

Q: The gas inside a balloon will always have a pressure nearly equal to atmospheric pressure since that…

A: Given :-  Initial temperature = 19.0 °C  Initial volume = 0.600 L  Final temperature = 77.3 K   To…

Q: A copper rod was purified using an electrolysis method consisting of a 1.0 M solution of copper (II)…

A: The correct answer is given below ?

Q: Balance the following chemical equation. Show your complete solution. FeCl3(aq) + Na2CO3(aq) →…

A: Balanced chemical equation; Balanced chemical equation can be define as the reaction in which number…

Q: Match the following Sulfur containing Functional Groups to its General Structure R1-S N-R3 A.…

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Q: Which of the following is not a characteristic of metals? Group of answer choices basic oxides…

A: 1) Basic oxides Metals have basic oxides.

Q: Suppose that the total mass of the reactants in a chemical reaction was 100.00000 g. How many…

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Q: 3. For the following reaction: 2HI +> Hz + 2 K. = 0.0025 at 800.0 K Assuming you start with 8.00…

A: Given, [H2] = [I2] = 8.00 moles in 2.00 L vessel. Kc = 0.0025 at 800 K

Q: 500g of Al2S3 is dissolved in H20 to make 15.0 L of solution. What is its normality? (MW:…

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Q: The rates of many reactions approximately double for each 10°C rise in temperature. Assuming a…

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Q: The aminolysis of acetic anhydride will produce aniline and ammonia as major products. True False

A: False ( Aminolysis of acetic anhydride produces amide and ammonium acetate).

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

A: A question based on chemical thermodynamics that is to be accomplished.

Q: Find out the first row transition metals (M) for the following compounds (all of them obey 18e rule)…

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Q: Answer the following: Given that a  solution of KMnO4 was prepared and 21.68 mL was used to…

A: Given-> Volume of KMnO4(V1) = 21.68 ml = 0.02168 L Weight of Na2C2O4 = 0.2252 gm Molecular weight…

Q: NE N.

A: Identify the number of Nitriles present in the molecular structure.

Q: Identify which type of isomer the following structures represent. * Br Br Positional isomer Skeletal…

A: Isomers can be defined as the molecules having same molecular formula but different arrangement of…

Q: An antihistamine sample, brompheniramine maleate, weighing 5.01234 g was dissolved in alcohol and…

A: Mass of an antihistamine sample, Brompheniramine maleate = 5.01234 g  Molarity of AgNO3 = 0.3121 M…

Q: If the hot solution is supersaturated with the compound, as the solution cools, it may enter a…

A: The supersaturated solution is formed by the dissolving a higher amount of solute than the required…

Q: What is the binding energy in kJ/mol Cu for copper-65? kJ/mol 29;H+ 36,n Cu 65 The required masses…

A: Given-> Atomic mass of Cu = 64.92780 gm/mole Mass of proton = 1.00783 gm/mole Mass of neutron =…

Q: The fuel for a thermonuclear bomb (hydrogen bomb) is lithium deuteride, a salt composed of the ions…

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Q: Which of the following test will produce a green flame after heating an immersed copper wire? O…

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Q: 1. What mass of Agl can be produced from 0.240-g sample that assays 30.6% Mgl2?

A: As per the guideline, since you have asked multiple questions, we have solved the first question for…