Why is the photodissociation of oxygen more important than the photoionization of oxygen at altitudes below about 90 km

Q: Question 5 A beaker contains 10.888 mL of a 0.111 M solution of CSOH. This is titrated with 13.81 mL…

A: pH is the measurement of acidic strength or basic strength  If pH is greater than 7 then the nature…

Q: The pKa of HX is 9.34.  Calculate the pH of a 0.418 M solution of HX.

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Q: h for dellivery from the supplier? Assume that the atomic mass of Ca is 47.0 u.

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Q: m-CPBA is not the only peroxyacid capable of epoxide formation. For each reaction below, predict the…

A: In question it is given to write the product and mechanism of the given two epoxidation reactions.

Q: Rank the following from greatest molar solubility (4) to the least molar solubility (1). Assign a…

A: Let us calculate the solubility and then further we will discuss its order.

Q: (a) The pressure of the gas if 0.145 mol occupies 237 mL at 25°C. atm (b) The temperature (in…

A: From ideal gas equation -  PV = nRT  Where -  P = pressure  V = volume  n = number of moles  R =…

Q: 16.7 mL of 0.15 N KMnO4 solution was added to completely oxidize the sodium oxalate in a 0.50 g…

A: Given that -  Volume of KMnO4 solution = 16.7 mL  Normality of KMnO4 Solution = 0.15 N  Mass of…

Q: Naming Alkynes

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: Select the most acidic molecule and the correct rationale below: OH он B B is more acidic due to…

A: The molecules given are,

Q: Draw the product of the SN2 reaction shown below. Ignore inorganic byproducts. HO Br

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Q: For the following reaction and data (all data is valid at 298 K): 4??2(?) +?2(?) +2?2?(?) ⇌ 4???3(?)…

A: Given that

Q: s Lewis acid, Lewis base, bc

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Q: google.com/forms/d/e/1FAlpQLSdljP-fEy80lqljkAAOXL12mhsGSzu01J_UZWFbal220 realism - The M. New folder…

A: 2:30 - The best solvent on the earth is water. This is because it dissolves many substances other…

Q: H2A is a weak acid. What is [A2j in a 0.10 M H2A solution? [Ka1 = 5.4 x 10-6; K a2 = 5.8 x 10-10 %3D…

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Q: Which of the following statements is/are true about the equivalence point of a weak base…

A: When a strong acid titrates weak base, its conjugate acid is formed.

Q: 2a. Calculate the pH of a solution that is 0.20 M hydrozoic acid (HN3) and 0.20 M sodium azide…

A: Given,  (a). [HN3] = 0.20 M  [NaN3] = 0.20 M  Acid dissociation constant of HN3 = Ka = 2.5 x 10-5…

Q: Identify the basic center from a , b, and c. And give explanation

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Q: conjugate acid conjugate base

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Q: How many electrons in a given atom can have each of the following sets of quantum numbers? a) n = 3,…

A: Calculate number of electrons in the given set of quantum number ---

Q: Calculate the pH of the following solutions: a) 0.1000 M NaOH, b) 0.1000 M CH3COOH (Ka = 1.8x10–5),…

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Q: A flocculation tank has a capacity of 55,000 gallons. If the flow through the tank is 2.7 MGD, what…

A: Detention time can be calculated using given volume capacity of tank and flow rate .

Q: H-Z: 15) For the molecule below, predict whether the molecule would be expected to show aromatic…

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

Q: What is the relationship between wavelength and frequency?   As wavelength increases frequency…

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Q: What is the energy of the radiation emitted when an electron in a hydrogen drops from an energy…

A: 13) Given, Electron in a hydrogen drops from n = 6 to n = 4 ninitial = 6 nfinal = 4 Energy of the…

Q: Using these results, what value should you report for the Ksp of AgCl? 06.7 x 10 10 03 x 10-11 01.5…

A: Ksp of AgCl = 1×10^-10

Q: The balanced chemical equation for the reaction between iron(III) oxide and aluminum is: Fe203 (s) +…

A: 2 moles of aluminum and 1 mole of iron(III) oxide react to produce 1 mole of aluminum oxide and  2…

Q: Question 17 A beaker contains 100 mL of a 2.27 M HCN, 2.27 M CN" buffer solution. Then, 25.6 mL of a…

A: Recall Henderson Hasselbalch equation to find the value of pH of a buffer solution…

Q: The pKa of benzoic acid is 4.2 Using henderson hasselbalch equaequation calculate the ratio of…

A: Given:: pKa = 4.2 pH = 7.9 ratio [R-COOH] : [R-COO-] = 1: ?

Q: The molar volume of a certain solid is 142.0 cm3 mol-1 at 1.00 atm and 427.15 K, its melting…

A: Given that, The molar volume of a certain solid is 142.0 cm3/mol at 1.00 atm. Its melting…

Q: possible values of n,e,and me

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Q: A liquid solution at 400°K and 1 atm, contains 5mol% of '1' and 95mol% of '2'. The mixture is cooled…

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Q: Which of the following statements is TRUE? O A. Entropy increases when the system becomes more…

A: The reaction in which heat is released is called as exothermic reaction.

Q: in the esterification of acetylsalicylic acid phosphoric acid was used as a catalyst. Hydrochloric…

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Q: Phosphorus (P4) and oxygen react to produce diphosphorus pentoxide.  If the percentage yield of the…

A: Phosphorus reacts with the oxygen to form diphosphorus pentoxide. The equation for the balanced…

Q: Calculate AS° (JK- mol) for the reaction SICI4(g) + 2 Mg(s) → 2M9CI2(s) + Si(s) Substance SICIA(g)…

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Q: Nitric oxide, an important pollutant in air, is formed from the elements nitrogen and oxygen at high…

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Q: Why don't electrons, which are attracted to the protons in the nucleus, simply fall into the…

A: An atoms consist of proton ,neutron and electron It is application of Bohr's postulate Here we are…

Q: The intramolecular Aldol condensation of 2,6-heptanedione with basc may produces two possible…

A: Intramolecular reaction means within the molecule the reaction takes place. In Aldol reaction,…

Q: A schematic of a mass spectrometer is shown. To ion transducer Ion with unstable trajectory Ion with…

A: GIVEN:-

Q: Draw the product of the reaction shown below. HO РСС CH2CI2 FF nny

A: Reaction of alcohol with PCC is the oxidation of alcohol.

Q: What is the pH of a solution that is prepared by adding 30.23 mL of 1.77 M NaOH to 0.646 L of 0.476…

A: THIS WILL FORM AN ACIDIC BUFFER AS THE AMOUNT OF WEAK ACID(HN02)WILL REMAIN IN EXCESS AFTER REACTION…

Q: 1/0.120 of Vide CHdoHdsoMedb quedudlurion with voluthe ofa2LWhais the percent by volu ol Boluddr

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

Q: An atom with the element symbol Sm has 62 protons in its nucleus. For the 62nd electron, determine…

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Q: cis-Decalin is a conformationally mobile molecule. a) Briefly explain what is meant by this…

A: Decalin consists of two cyclohexane rings fused together, i.e., the ring junctions are adjacent.…

Q: Indicate whether the following statements are true or false: A reaction that is spontaneous in the…

A: Spontanity of a reactions describes the ease of a reaction to occur.

Q: An engineer turns the temperature of a gas down, holding the volume constant at 1,250 L. Initially,…

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Q: What is an ionic bond? Select all true statements. It gives rise to the heat of fusion of the ionic…

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Q: The solubility product constant for MX2 is 5.96E-3. What is the molar solubility of MX2?

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Q: Question 23 Which of the following statements is/are true about the equivalence point of a strong…

A: At equivalence point no of moles of acid and base are equal. So, all the strong acid will get…

Q: Find the pH (with two decimal places) of a solution 2.36 M in NH3, and 2.88 M in NHẠCI For NH3…

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