a) Япон OH b) їх c) з-за 8-4 HO. d) e) я ОН xћ ОН НО ОН

Q: Specify whether the benzene rings in the compounds below are activated or deactivated towards…

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Q: The rate constant k for a certain reaction is measured at two different temperatures: temperature k…

A: Arrhenius equation is given by lnk2k1=-EaR1T2-1T1

Q: Of the following choices, what reagent(s) can accomplish the transformation shown? HO LiAlH4 NaBH4…

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Q: 2 Al Brz + 3√₂504 € 6 KBr 7 A/{[(507)3 and JF one places 5.31hobs Of AlBra and 2.9 Mules Of K₂SO4…

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Q: arrange following species in order of decreasing first ionization energies Si, S, Na, Ne

A: The answer to the following question is-

Q: A steel container, 0.003 m³ in volume, is charged with CO₂. The vessel is brought to 20 °C at which…

A: Solution: In the given problem we have to calculate the mass of liquid and vapour in the vessel.

Q: How many molecules are present in 45g of fluorine gas, F₂? 2.71 x 1025 1.03 x 1027 7.13 x 1023 1.97…

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Q: Calculate the solubility of calcium phosphate in 0.00055 M sodium phosphate solution.

A: Given the molarity of sodium phosphate, Na3PO4(aq) = 0.00055 M Each sodium phosphate, Na3PO4(aq) is…

Q: Learning Task 1: Determine what kind of carbon allotropes are the given pictures below based on its…

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Q: Caitlin titrated 45.00 mL of 0.30 M formic acid with 54.0 mL LIOH to reach the equivalence point.…

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Q: Provide the IUPAC name for the following compound: O3-methyl-2-propylpentane…

A: To provide the IUPAC name for the following compound.   Rules for naming a compound in IUPAC are:-…

Q: O A generic solid, X, has a molar mass of 81.6 g/mol. In a constant-pressure calorimeter, 19.5 g of…

A: According to calorimetry heat absorbed by one substance (cold body) is equal to the heat released by…

Q: 9a) The proton bonded to the carbon adjacent to the carbonyl group in the following compound can be…

A: Chiral Centre: atom which is bonded with  four different atoms /groups is called chiral Centre

Q: 212. Explain the following diagram (a) and (b) and compare two models and associated heories…

A: These  are the models of JJ Thomson and Ernest Rutherford.

Q: For the following reaction: CO₂ (g) + H₂(g) = CO(g) + H₂O(g) AH = +41.2 kJ Which of the following…

A: Le Chatelier’s Principle: When factors such as concentration, pressure, temperature, inert gases…

Q: Example: CHF3 Consider the highlighted bond. If the bond is polar, click on the more electronegative…

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Q: Example: cis-C₂H₂Cl2 Consider the highlighted bond. If the bond is polar, click on the more…

A: The bonds between two atoms may be consider as polar bonds and non-polar bonds;  The non-polar bonds…

Q: When heated, KClO3decomposes to form KCl and oxygen gas according to the following equation:…

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Q: Suppose 3.32g of nickel(II) iodide is dissolved in 50mL of a 0.40 M aqueous solution of potassium…

A: Molarity is difine as no of mole solute dissolved in 1 litter solution.

Q: Why is there a need for acids and bases to be aqueous? What is the role of water?

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Q: Draw the Lewis dot diagram for the atoms with the following electron configurations:   a) 1s2, 2s2,…

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Q: Which element is reduced in the given reaction? Ca(s) + Br2(g) -- > CaBr2(s)

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Q: The temperature of a fixed mass of gas was varied was from 16 °C to 58 °C without changing the…

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Q: Question 7 If the ionization constant for water (Kw) is 2.9× 10– 14 at 40°C and 9.3× 10– 14 at 60°…

A: Endothermic or exothermic can be decided on the value and sign of ∆H of reaction.

Q: Which of the following bonds are classified as being a polar bond. (Show your calculations and…

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Q: Lewis-dot structures are determined to be correct primarily by implementing octet rule after…

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Q: 31 P Si Ar Questions: 1. Which among these elements is the biggest? 14 18 40 15 2. Arrange the…

A: The given elements are Mg (Magnesium) , P (Phosphorus) , Si (Silicon) , Ar (Argon).

Q: Suppose 2.61g of zinc chloride is dissolved in 150.mL of a 70.0mM aqueous solution of potassium…

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Q: Write the chemical formula for zinc phosphate. ZnPO4 Zn3(PO4)2 ZnP Zn3PO4

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Q: A compound has a molar mass of 95 g/mol. The compound is KF 02 MgCl2 O SF2

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Q: The reaction 2A + 3B+H*--> products was studied. The rate law for this reaction was reported to be…

A: The reaction involved is 2A + 3B + H+ ----> Products. Rate law is Rate = k[A]2[B]2[H+] The orders…

Q: Which of the following is/are isoelectronic to Kr? (Choose all that may apply) Select 2 correct…

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Q: In a reaction to produce NaF, 3.50 g of HF and 1.26 of Na2SiO3 are reacted according to the…

A: Consider the reaction: Na2SiO3 (s) + HF (aq) →H2SiF6 (aq) + NaF (aq) + H2O (l)  The mass of Na2SiO3…

Q: A chemistry graduate student is studying the rate of this reaction: NH,OH (aq) → NH, (aq)+H,O(aq)…

A: Using rate law equation for zero, first, and second order reaction, order of the given reaction can…

Q: Suppose the reduction of nitric oxide proceeds by the following mechanism: step elementary reaction…

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Q: Given the following reaction mechanism, what is the equation for the overall reaction? 2A --> B+ 2C…

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Q: Given:  Weight of silver chloride: 0.750g MW of silver nitrate: 170 g/mol MW of silver chloride: 143…

A: Volume of silver nitrate for standardization can be calculated from the moles of silver chloride…

Q: Which of the following solutes will be insoluble in ammonia, NH3? (Choose all that may apply) Select…

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Q: Consider the highlighted bond. If the bond is polar, click on the more electronegative atom.…

A: Electronegativity is defined as tendency of atom to attract the shared pair of electrons towards…

Q: A simple cubic cell contains one metal atom with a metallic radius of 100 pm. a. Determine the…

A: Radius of atom R = 100 pm = 100 * 10-12  m = 10-10 m    Note : As per guidelines we are answering…

Q: The element belonging to group 3A and period 4 is Gallium Scandium Silicon Aluminum

A: The given questions asks about the identity of element which belongs from 4th period and 3A group.

Q: What is the atomic mass of C₂H10ON2? O 64.108amu O 73.075amu 78.115amu O 66.104amu

A: Given, Atomic mass of C2H10ON2 = ? Note: Atomic mass of C = 12.011 amu Atomic mass of H = 1.00784…

Q: If an ideal gas has a pressure of 9.53 atm, a temperature of 501 K, and a volume of 11.09 L, how…

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Q: How many gold (Au) atoms are there in a 10. g sample of that is 50% Au by mass?  a. 6.2 x 1022 b.…

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Q: Identify each of the following half reactions as oxidation or reduction.     H2 -- > 2H+ + 2e-…

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Q: The potential energy vs bond distance of a diatomic molecule AB is given, if a= 6225x10-20 J, and…

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Q: What is the difference between dissolving and melting

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Q: alkylation of benzene with 1-chlorobutane in the presence of AlCl3 gives both butylbenzene and…

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Q: The production of high-grade iron from hematite and magnetite using a blast furnace involves several…

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A: #Q.1: Since iron(II) acetate, Fe(CH3COO)2 is completely soluble in water and each Fe(CH3COO)2 has 1…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.