The following are the goal of chemical spearation process, EXCEPT? O identification of the separated constituents O isolation of the analyte O perform structure elucidation O eliminate or reduce interferences

Q: 9.63 Reactions of hydrocarbons are often studied in the petro- leum industry. One example is 2 C;Hg(...

A: Given reaction: 2C3H8(g) → C6H6(l) + 5H2(g) ∆H∘ = 698 kJ The volume of propane = 35 L The temperatur...

Q: .32 The material typically used to heat metal radiators is water. If a boiler generates water at 79....

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Q: Provide the reagents necessary to synthesize the following molecule. Ph > Me Me

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Q: 1. H2 + AICIs AI HCI +] n you start with 205 g of aluminum and 75.6 g of HCI, how many grams of, H2 ...

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Q: Which of the properties below apply to the following polymer? CH CH2 CH• -CH2- CH3 n Choose all that...

A: Polyamide polymer : polymer containing -C(=O)-NH- linkage are called polyamide polymer.  Polyester p...

Q: lon exchange is used to remove water hardness of a well water, which has a total hardness of 450 mg/...

A: Given data : Inlet water hardness = 450 mg/L Water hardness after treatment(due to leakage) = 15 mg/...

Q: The lowest triplet state in naphtnalene (C10H8) is about below thne lowest excited by N2/N1 = (92/91...

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Q: Question 77 An 59.74 g sample of aluminum is placed on a Not complete 56.53 g sample of copper initi...

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Q: 2. For each of the following molecules, draw all possible mono-brominated products of an allylic bro...

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Q: Draw the structures of 5 structural and geometric isomers of dienes with formula C5H8.

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Q: A water sample was tested for BOD5, which was determined to be 50 mg/L. Which of the following descr...

A: BOD stands for Biochemical Oxygen Demand.  This is a biological method, used for measurements of tot...

Q: The pK value for HSO3 is 7.19. What mole ratio of K2SO3 to KHSO3 is needed to prepare a buffer with ...

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Q: What is the order of the reaction A → B given the plot shown? 400 A) Zero 300 B) First 200 C) Second...

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Q: 14. Given the 2 reactions below: 2NOE I. 2NO + 0z8) II. 2Li,Og + 1192 KJ → 4Lig Which statement is c...

A: The energy difference of the products and reactants is known as the energy change of a reaction.

Q: An aqueous solution of 49.60 ml of 0.370mol L-1 NaCN is added to 49.60 ml of 0.370 mol L-1 Zn(NO3)2 ...

A: Each NaCN(aq) is completely dissociated to given 1 CN-(aq). Hence the molarity of NaCN = molarity of...

Q: 0.0471 kg of biphenyl (C12H10) is dissolve in benzene (C&H6) to create a solution with a total volum...

A: Given structures are :  Options are :

Q: Consider the reaction. 2 Pb(s) + 0,(g) 2 PbO(s) An excess of oxygen reacts with 451.4 g of lead, for...

A: %yield = ( Actual yield÷ Theortical yield)×100%

Q: A water sample was tested for BOD5, which was determined to be 50 mg/L. Which of the description is ...

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Q: write T if the undeline word is correct, write the correct answer if false   1. London Dispersion ...

A: Intermolecular forces are the force of attraction which takes place between two species which can be...

Q: In the following acid-base equilibrium, which one of them are acid, base, conjugate acid and conjuga...

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Q: 3. An fcc structured crystal, which area has the most Miller index of atoms per unit area?. Calculat...

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Q: Calculate the pH for each case in the titration of 50.0 ml. of 0.100 M HCIO(aq) with 0.100 M KOH(aq)...

A: Answer: In this question we have to find out the pH of following four types of solutions at differen...

Q: Determine the pH change when 0.119 mol NaOH is added to 1.00 L of a buffer solution that is 0.438 M ...

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Q: Question 9 how do you call the analysis technique done by identifying the fragments corresponding to...

A: fragmentation is the dissociation of energetically unstable molecular ions formed from passing the m...

Q: Addition of Water H,SO4 H20 1. Hg(OAC)2/H20 2. NABH, 1. BH3/THF 2. H2O2, OH" H3PO4 H20 H2SO4 H20

A: Addition of water to the alkenes is a stereospecific reaction in which water always attacks the more...

Q: Find the mass of a piece of copper when 8000.0 J of heat are applied, causing a 45°C increase in tem...

A: Given :-  q (heat absorbed) = 8000.0 J  change in temperature = 45°C  To calculate :-  mass of coppe...

Q: Equilibrium expression in reverse order: 9. Consider the following reactions and their associated eq...

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly repos...

Q: Find the difference in the process of a) freezing and b) boiling at normal pressure.

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Q: A chemist needs to create a 50% HCI solution. (HCt is hydrochloric acid. A "50% HCl solution" contai...

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Q: Consider the following standard reduction potentials: 2H* + 2e- → H2 Sn+2 + 2e → Sn Cd+2 + 2e- → Cd ...

A:   Decreasing order of Standard reduction potential (SRP) values is Sn > Cd > H+  The one whic...

Q: D Question 47 The Ksp of CaF2 is 4 x 10-11. What is the maximum concentration of Ca2+ possible in a ...

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

Q: Using the data in the table, calculate the standard entropy changes for the following reactions at 2...

A: Calculate entropy of the given reaction by using the table values--

Q: At some temperature, the Kp for the following reaction is 0.26. If you began with 0.1 atm of NO, 0.3...

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Q: Choose the correct concentrations of 48 mg/L CO2 and 27 mg/L Mg²* in mg/L as CACO3 O 155 and 89 mg/L...

A: Given data : CO2 = 48 mg/L Mg2+ = 27 mg/L

Q: Pre-lab questions 1. The stock concentration values cannot be used as the initial concentrations for...

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Q: If you had weighed the product before drying with the vacuum, would your % yield of the product be h...

A: We have to predict the type of % yield.  

Q: Ethylene glycol (C₂H₆O₂) is used as an additive to the water in your automobile to lower its freezin...

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Q: 13. Given the following thermochemical equation: Mg + Cla) MgCl2(3) 642 kJ + What is the AH for the ...

A: As 642kj energy is evolved in the product side. Therefore, this is an example of exothermic reaction...

Q: A salt composed of the cation of a weak base and the anion of a strong acid gives an aqueous solutio...

A: Strong acids are those acids which dissociates completely into ions.  Weak acids are those acid whic...

Q: Rank these substrates in order of increasing ability to undergo a nucleophilic substitution aromatic...

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Q: The Ksp of nickel(II) carbonate, NiCO3, is 1.42 × 10-7. Calculate the solubility of this compound in...

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Q: B-Damascenone belongs to a family of fragrant natural products called rose ketones that have been us...

A: MCPBA is use for the epoxidation of alkene. MCPBA is electron deficient compound this it selectively...

Q: Vanadyl trichloride (VOCI3) is a liquid that is used as a catalyst in the manufacturing of batteries...

A: The mass of vanadyl trichloride is = 15.73 g The heat of vaporization of vanadyl trichloride is = 36...

Q: Identify the major product of the following reaction. Br2 (1 mole) FeBrg, heat Br Br -Br Br -Br „Br ...

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Q: ) The percentual weight (w/w) of Carbon in Ca(HCO3)2. ) The amount of substance of 120g of Calcium C...

A: Number of moles = 250 moles 

Q: Using the following data obtained at 25°C. • Ksp for Cr(OH)3 is 6.3 x10-31 • Kf for [Cr(OH)4]- is 8....

A: Given Data : Ksp for Cr(OH)3 is 6.3 x10-31 Kf for [Cr(OH)4]- is 8.0 x1029

Q: 9.50 When a 13.0-g sample of NaOH(s) dissolves in 400.0 mL of water in a coffee cup calorimeter, the...

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Q: When 1,4-dimethylcyclohepta-1,3-diene is treated with HBr at elevated temperature, the 1,2-adduct pr...

A: We have find out why 1,2 adduct product is predominant.

Q: A chemist needs to create a 50% HCI solution. (HCI is hydrochloric acid.A "50% HCI solution" contain...

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Q: Predict the the regiochemical outcome (major product) for each of the following reaction, and explai...

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Mass Spectrometry

This process is an instrumental method in which a sample is changed to fast moving positive ions by electron bombardment. The charged particles vary due to their different mass to charge ratio and are estimated with the help of this difference. It is also called mass spectroscopy.