Question 21 How many of the structures below show a trans isomer? Br Br C/₁.. 0 00000 23456 Br CI CI Br Cl C/₁₁. Br Br Cl

Q: 10. A reaction at 45 °C has the following enthalpy and entropy: AH° = -86.6 kJ and AS = 382J/K. a.…

A: ΔG0 = ΔH0 - TΔS0 If ΔG0 = -ve, the reaction will be spontaneous If ΔG0 = +ve, the reaction will be…

Q: duce this regiochemistry in elimination reaction. Br

A: As we know,  In E2 mechanism polar aprotic solvent is required and strong base and heat is also…

Q: 18.20 Write a stepwise mechanism for each of the following reactions. (a) O (c) O (OH) H -A NaOH,…

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Q: 6. Calculate the pH of a solution during a titration of 2.5M HCI with 35mL of 1.25M NaOH A. 12mL of…

A: Given: The molarity of HCl = 2.5 M The molarity of NaOH = 1.25 M The volume of NaOH = 35 mL We have…

Q: Which of the following statements is INCORRECT? a. In the Bohr model, electrons travel in circular…

A: All the given statements are related to atomic structure and various models and experiments…

Q: 1. The enthalpy of the reaction N2(g) +202(g) → 2NO2(g) can be calculated using the enthalpies of…

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

Q: In the production process of copper described by the Pyrometallurgical Smelting Method, __ is used…

A: Copper extraction refers to the methods in which copper is obtain from its ores. The conversion of…

Q: First, add curved arrow(s) to show the resonance using the following pattern: an allylic…

A: In this question, first we add the curved arrow on the first resonance structure and then modified…

Q: The instantaneous rate of disappearance of O3 in the reaction 2O3(g) → 3O2(g) is 4.5 x 10-3 M/s.…

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Q: Some groups have names. Enter the number-letter version of the group number for each of these named…

A: The periodic table is a tabular arrangement of chemical elements. The periodic table is divided into…

Q: Chemistry 2. The following experimental data are obtained for the decomposition of nitrogen…

A: The integrated rate law for first order reaction is  lnNO2 =-kt+constant So, if the plot of lnNO2 vs…

Q: In preparing a drug design, it is determined that the drug will work better if a molecule of NaCl…

A: Option (2) is the correct answer for above question.

Q: Explain if it is possible to combine different types of mass analyzer.

A: Mass Analyzer: It is the center of the mass spectrometer, which takes ionized loads and disparate…

Q: Draw the missing products or reagents in the following multistep synthesis. Ignore any inorganic…

A: Draw missing products

Q: 4. Name the bicyclic ring systems below. A B & B B CI 5. Why is the following molecule too unstable…

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Q: Directions: Balance the following chemical equation: 1. PCl5 + H2O → H3PO4 + HCl

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Q: Directions: Balance the following chemical equation: 1. SiCl4 + H2O → SiO2 + HCl

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Q: If peak A has a width of 10 min and peak B has a width of 16 mins, what is the column resolution?

A: Given :-  Width of peak A = WA = 10 min Width of peak B = WB = 16 min  Column resolution = ?…

Q: Find the of ψ123 for a three-dimensional particle in a box

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Q: The following structure is a ring form of D-lyxose. When D-lyxose is written in its open-chain form:…

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

Q: Question 18 Calculate the formal charge on phosphorus in the structure shown below. :Ö H3C-P-CH3 CH3…

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Q: Name the probable monomers for the following polymer: H CH3H CH3H CH3H F HFH F H |…

A: In this question, we will identify the monomers and then name of the monomers.  You can see the…

Q: 4. The number of degrees of freedom (F) which a system containing C components can have when P…

A: Phase rule is very helpful in the determination of  phase and component and degree of freedom

Q: The half life for the decay of carbon-14 is 5.73 x 10³ years. Suppose the activity due to the…

A: We need to calculate age of the wood sample

Q: Draw the product of the E2 reaction shown below. Include all lone pairs. Ignore byproducts. -:O-CH3…

A: Elimination reaction is a type of chemical reaction which is mainly used to convert saturated…

Q: D Question 8 Consider the reaction of CH4 and O₂ to produce CO₂ and H₂O (make sure you balance!):…

A: Given,  The reaction between CH4 and O2 is: CH4 + O2 ----------> CO2 + H2O dHrxn = -890. KJ

Q: 2. A steel section of the Alaskan pipeline had a length of 65m and a temperature of 18 °C when it…

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Q: What is the IUPAC name of each of the the following? CH3CH₂CHÖNH2₂ CH₂CH3 CHISCH CHENNICH, CH₂-…

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Q: In balancing redox reactions using half-reactions method, why do we use H2O when balancing Oxygen…

A: In balancing redox reactions using half-reactions method , why do we use H2O when balancing Oxygen…

Q: Buffer [A-] [HA] #1 3 3 224 #2 #3 4 4 #4 4 2

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Q: Question:- how to do 1:100 dilution for 100ml of a solution?

A: Dilution is the method to add more solvent and the concentration of the solution decreases.

Q: There are three underlined words. Change the underlined word that will make the statement true. The…

A: Electrophilicity of ring means deficiency of negative charge in aromatic ring.

Q: 4. A 0.1475-M solution of Ba(OH)2 was used to titrate the acetic acid (60.05 g/mol) in a dilute…

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Q: - How many MOLES of dioxygen difluoride are present in 2.51 grams of this compound? - How many GRAMS…

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Q: 2. 3. HO 8 ben ОН OH Bass Pyridine Рсс OH OH OH HG142), OH H₂ 21 H/₂/pd Zn, на, HCI

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Q: What volume of 95.0 mass% ethanol alcohol should be used to prepare, including adding water, 150.0…

A: Given data Ethanol by mass = 95% Volume to be prepared 150 ml Ethanol to be prepared = 30% by mass…

Q: Sketch how the overlap between a 1s orbital and a 2p orbital directed towards it can be expected to…

A: The solution of the given question is

Q: Draw the product of the E2 reaction shown below. Include the correct stereochemistry. Use a dash or…

A: Organic reactions are those in which organic reactant react to form organic products.

Q: Calculate the pH at the equivalence point for the titration of 0.240 M methylamine (CH₂NH₂) with…

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Q: Common System: 1. C4H9NHC2H5 (sec.) || 2. CH3(CH₂)2C(CH3)2COC(CH3)3 3. C₂H5CON(C2H5)2

A: 1. Thus compound is an anime , which has common name as alkylamine, and IUPAC name is alkanamine ,…

Q: 25.0 mL of 2.00M HCI and 25.0 mL of 1.00M NaOH are mixed in a coffee cup calorimeter. The…

A: Given,  Molarity of HCl = 2.00 M  Volume of HCl in mL = 25.0 mL  Molarity of NaOH = 1.00 M  Volume…

Q: 52/20 ZI ZI ZI

A: The probable monomers of the following polymer is

Q: Fill in the blanks: 12 0.x-xoge He Attempted Friedel-Crafts acylation of benzene with t- BUCOCI…

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Q: Using the equation below, explain what happens to maintain the pH of the solution: HA (aq)​​​​= H+…

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Q: Fill in the blanks: The reaction involved is called occurs Use arrow formalisms to show the reaction…

A: Friedel-Craft alkylation reaction is the electrophilic substitution recation.  This reaction is used…

Q: What is the drying agent used? What is the purpose of this drying agent?

A: Organic compounds can be defined as the compounds that contain carbon and hydrogen atoms.

Q: What conclusion can be derived from the following sentences regarding analytical methods: I.…

A: The correct statements are : II. Volumetric methods do not require calibration if a primary standard…

Q: For each row in the table below, decide whether the pair of elements will form a molecular con…

A: There are two types of bonding to form molecule-  1- covalent bonding  2- ionic bonding For more…

Q: Which of the two resonance structures shown below would be a more significant contributor to the…

A: In given two resonance structures , first has positive charge on oxygen while in second positive…

Q: Ammonia (NH3) reacts with molecular oxygen as 4 NH3(g) + 5 O2 (g) → 4 NO(g) + 6 H₂O (g) Initially…

A: Formula used PV = nRT Partial pressure = mole fraction of gas × Total pressure