Which of the following noble gases have been observed to form compounds?   Question 34 options:   a)  He and Ar   b)  The noble gases never form compounds since they have filled outer shells.   c)  Xe   d)  Kr and Xe   e)  Ar, Kr, and Xe

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A: Given, The mass percent of the aqueous HCl solution = 7.07 % 'molality of the solution is, number of…

Q: Н онд Н КОН Н КОН -

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A: Given ,     A particular balloon can be stretched to a maximum surface area (A)  of 1257 cm². The…

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Q: What is the pH of a solution of 0.15 M formic acid (HCOOH)? (Ka = 1.8 x 10-4) A 5.57 B 2.37 C) 2.28…

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Q: 14.25 Predict the products if the following compounds undergo metathesis: a. b. + + C₂H5 c. 1-butene…

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Q: What is the pH of 0.010 M aqueous hypochlorous acid? (K, of HOCI=3.5 x 10-8) a. 4.73 b. 7.45 c. 4.50…

A: The concentration of the hypochlorous acid is [HOCl]=0.010M Ka=3.5×10-8 pH=?

Q: A 6.00 L tank at 26. °C is filled with 11.1 g of boron trifluoride gas and 6.48 g of sulfur…

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Q: Predict the major product of the following reactions. 1) HNO3, H₂SO 2) H₂, Pt 3) NaNO₂, HCI O CI,…

A: Benzene is converted to nitro benzene which is reduced to aniline then it is acetylated in benzene…

Q: Part 3a: Esterification reaction of acetic acid with 1-pentanol CH₂-C-OH + H-OCH₂CH₂CH₂CH₂CH₂ acetic…

A: When acid is reacted with alcohol then ester is formed

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Q: Complete the following reaction MCPBA Or но/не CH-SCH НО

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Q: Calculate the pH when 79.5 mL of 0.200 M HBr is mixed with 30.0 mL of 0.400 M CH3³NH₂ (Kb = 4.4 ×…

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Q: b) Ex + Aldol Condensation Examples : - NaOH heat, dehydration (CH3)CCHO KOH heat, dehydration NaOH…

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Q: mich of the following compounds will show positive result with FeCl3 test? 1 91 5 ОН 2 хон 6 3 ОН 7…

A: Aromatic alcohol (phenol) reacts with FeCl3 to form a violet colour complex.

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Q: 1. A metal sample weighing 35.0 g and at a temperature of 99.1°C was placed in in a calorimeter at…

A: Mass of metal sample , m = 35.0 g

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A: Answer: Buffer solution is a type of solution that resists the change in its pH on adding small…

Q: How many rings are present in C18H29IO3? This compound consumes 2 mol of H₂ on catalytic Enter your…

A: The molecular formula of the unknown compound is C18H29IO3 The compound consumes 2 moles of H2 on…

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Q: Hydrogen gas can be formed by the reaction of methane with water according to the following…

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Q: To identify a diatomic gas (X₂), a researcher carried out the following experiment: She weighed an…

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Q: Complete the following reaction H-C CH. MCPBA HOPH OsO/H.O. Or CH-SCH MCPBA BH-THF H₂O, Bri/HO НО

A: Note :- Dear student as per guidelines only first 3 subpart can answer in this question. For…

Q: 5. Label the following as ground/excited/wrong configuration: a. 1s²2s²2p64f¹ b. 1s²2s²2p 3s²3p65h¹

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Q: p-chlorobenzaldehyde CyHg CIO + acetone C3H₂O кон F70H ???

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Q: When the nuclide radon-222 undergoes alpha decay: The name of the product nuclide is The symbol for…

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Q: A) 24 B) 20 C) 25 D) 28 E) 21 Determine the number of valence electrons in SO, and then draw the…

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Q: Solution Final answer 1> CH3-8²_1, 4llz 27 2n-Hg Benzene 3] HNO3, H₂SO4 4] Sn/HC) §] NaNO₂ HCl, CUCH…

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Q: Indicate the electron pair geometry and the molecular geometry for each of the six compounds.…

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Q: 41. A plot of the radial distribution function vs. the distance from the nucleus is shown below.…

A: Since, A plane where probability of fining electron is equal to zero is known as nodal plane. Thus,

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Q: 1. Fill in the necessary starting material, reactants or product for the reactions shown below. A.…

A: The given reactions involve two steps, 1. Abstraction of proton from alkyne by NaNH2 2. Reaction of…

Q: + What is the pH of an aqueous solution composed of 0.64 M NH4 and 0.20 M NH3? (K₂ of NH4* = 5.6 ×…

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Q: Predict the elimination and substitution products of the following reactions xa 1. 2. 3. Br + NaOH…

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Q: Develop a likely mechanism of the formation: Diethylketone

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Q: Write experimental tecniques of Fast reactions. In physical chemistry

A: In physical chemistry we deal with many experimental techniques . Here are few fast reactions.