In the addition reactions of alkynes, the reagents undergo transformation to form first. a. a nucleophile b. an electrophile c. a carbocation d. a radical

Q: The radius of the oxygen anion (O“) at 140 pm (larger than the neutral atom, 66 pm). On the other…

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Q: Write down the chemical reaction and text form for the Daniel cell and show that the reaction will…

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Q: ouer which of the. following ismot c strong aciel 2 andwry 2 CD HCI04 Hel O CHCOO4

A: To solve this problem we have to know about strong and weak acid .  Strong acid : The acid which…

Q: Comparison of specific functional group diagnostic peaks (C=O carboxylic acid, C-H, O-H carboxylic…

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Q: 1/INO,(8)] (1/M) 5. You studied the chemical reaction, 2NO2(g) → 2NO(g) + O2(g), at 25°C by…

A: Rate constant, is a proportionality constant in an equation which depicts the relationship between…

Q: A 20.0 mL sample of 0.150 M ethylamine is titrated with 0.0981 M HCI. What is the pH after the…

A: Given  mmoles of base = 0.15 M x 20 mL = 3 mmoles of acid = 0.0981 M x 5 mL = 0.4905…

Q: A container of gas is initially found to have a volume of 847 mL and a pressure of 2.72 atm. What…

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Q: An object has a mass of 157.7 g and a density of 11.5 g/cm. Determine the volume of the object in…

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Q: ngven 2. A solution is 5.0 x 10s M in each of these ions: Ag* SO,? , Cl and CO32 Which precipitate…

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Q: Given the unbalanced equation: C6H6 + O2 ---> H2O   + CO2. When properly balanced, the coefficient…

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Q: Question 6 Which of the following would increase the rate of a chemical reaction? Decreasing the…

A: The rate of the formation of the product or the rate of disappearance of the reactants is known as…

Q: metallic character increases as you move to the right acrosss a row in the periodic table and…

A: The correct option is  C)metallic character decreases as you move right to the periodic table and…

Q: 29 17. What information cannot be determined from the symbol notation 14Si? O the mass number O the…

A: To solve this problem we will use the concept of symbols notation

Q: At 1000 degrees centigrade the kc is 8.19 moles square liters squared what is the KP for the…

A: Kp = Kc RT∆n Where  ∆n= sum of stoichiometric coefficients of  gaseous products - sum of…

Q: A gascous compound has a density of 1.35 g/L at 27.5 °C and 1.19 atm. What is the molar mass of the…

A: We are required to find the molar mass of the compound

Q: A compound containing only carbon, hydrogen, and oxygen is analyzed using combustion analysis. When…

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Q: necorrect significant figures for

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Q: 2. Find the answer and record the answer to correct significant figures If only the answer is given…

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Q: How many moles of calcium chloride are present in 120. g of calcium chloride?

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Q: A certain first order reaction is 60.5% complete in 60 minutes at 310K. What is its rate constant?

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Q: 12.) Pure liquid A and B are mixed and the solutions result to a mixture with 0.300 mol A and 0.500…

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Q: Select true or false for each of the following. Heat and temperature are the same thing. Energy can…

A: 1. Heat is measure of energy while temperature is measured of degree of hottness and coldness of…

Q: Which of the following can change with varying experimental conditions such as room temperature and…

A: The rate of the formation of the product or the rate of disappearance of the reactants is known as…

Q: 9. Which of the following is not a disadvantage of nuclear fusion reactions? The sun produces a…

A: The correct answer is given below

Q: Select the true statement regarding equilibrium reaction shown below: HC,H3O2 (aq) = H* (aq) +…

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Q: The synthesis of ammonia obeys the following reaction: N2(g) + 3H2(g) → 2 NH3(g) N2(g)…

A: #1: The given reaction is: N2(g) + 3H2(g) → 2 NH3(g) We are given a plot of the concentration of the…

Q: Problem Solving Topic: Standard Cell Potential What is the standard cell potential of a cell with an…

A: Given information is The given cell reaction is Pb(s)  + Fe2+(aq) → Pb2+(aq)+ Fe(s) Pb2+ + 2e- → Pb;…

Q: Draw the organic product(s) of the following reaction. NBS monosubstitution product(s) • You do not…

A: ->NBS /CCl4 used for allylic , benzylic bromination .the number of product is equal to total…

Q: 4. How many grams of hydrogen are produced by the action of 30.0g of sinc reacted amount of sulfuric…

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Q: Lithium/iodine batteries are commonly used in pacemakers. The chemical reaction involved in this…

A: Detail description is given below

Q: CH3 1. DIBAH CH3CHCH2CH2CO2CH3 2. Нзо+ 1. .COCI CH3NH2 2.

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Q: Give the sign of ΔS in the following reactions: a. NH4SO3 (s) ⟶ N2O (g) + 2H2O (l) b. C3H8 (g) + 5O2…

A: Entropy (S) :-  Entropy is a measure of randomness or disorderness of particles present in the…

Q: 20. A research supervisor told a chemist to make 100.0 g of chlorobenzene (C6H5CI ) from the…

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Q: [References] a. Given the following set of values for a gas, calculate the unknown quantity: P=…

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Q: The boiling point of an aqueous solution is 101.87 °C. What is the freezing point? Consult the table…

A: Given data : Boiling point of solution = 101.87°C Freezing point constant (Kf) = 1.86 °C.kg/mol…

Q: Explanation on how chemical effects (for example, the conjugation of C=O with C=C double bond) alter…

A: Conjugation decreases the bond length of Bonds and hence there occurs decreases in  Wavenumbers of…

Q: 12. What causes some parts of the electromagnetic spectrum to be harmful to humans? O short…

A: The correct answer is given below

Q: Which salt is a strong electrolyte? O iron (III) phosphate ammonium sulfate O calcium carbonate…

A: To solve this problem we have to know about electrolyte .  Electrolyte are the substance which…

Q: is the mass of each component? s of CH,O : g CH,O s of water: g H,O

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Q: 1. a) Describe Ph and Buffers for parental drug delivery? b)Explain the differences between PMDIS…

A: The pH value is one of the critical aspects of parenteral preparations, which should be as close to…

Q: 1a) How long will it take for 30 g of 222Rn to decay to 7.5 g? 1b) How many grams of 1°N will be…

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Q: he observed nuclear moments of 209 Bi are:   I=9/2; μ = + 4.1 μN; Q=-0.4 x 10-28 m²   Determine…

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Q: A compound containing only carbon, hydrogen, and oxygen is analyzed using combustion analysis. When…

A: All the necessary calculations have been done in the following step.

Q: a solution contains 60.0 mL of 0.100 M HCl. let’s add 5.00 mL of the titrant, 0.200 M NaOH. What is…

A: When HCl react with NaOH it is acid base reaction and produced salt Nacl and water

Q: If we have more than one substance with a large difference in melting point and we want to prepare a…

A: Different types of the substances with difference in the melting point can be coated on the film and…

Q: NaNO3 → NaNO2+ O2 C3H8 + 02- C02 + H2O Fe + H20 → H2 + Fe304

A: The balanced chemical equations are given below.... 7. Given reaction,  NaNO3 ----> NaNO2 + O2…

Q: Discuss the nature of bonds in NaCl and diamond. What do you mean by directionality of covalent…

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Q: A beaker of hot water with a volume of 43.9 mL has an initial temperature of 94.3 °C. You place a…

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Q: 2. Fermentation of sucrose using yeasts in which the sugar reacts to produce ethyl alcohol and…

A: Thanks for your question. We are authorised to solve only one question at a time. Please post rest…

Types of Polymers on the basis of Method of Preparation