Which of the following characterizes a beta ray? Choose all that apply. Ois more penetrating than a gamma ray is composed of particles O is attracted to the positively charged plate in an electric field O is a product of natural radioactive decay O is composed of protons

Q: 1.Which one of the below is not even a crystalline substance

A: 1)4  It is incorrect

Q: (a) Determine the valence electron counts on the transition metals. Find out the formal oxidation…

A: Valence electron of Pd : 5s2,4d8...

Q: Which of the following statements is true regarding permanganimetry?   a) Permanganate solution can…

A: Permanganate ion, MnO4-is an extremely strong oxidizing agent. It has the ability to oxidize water…

Q: A phase is a physical property of which describes the distance of molecules of matter. Phase also…

A: The given statements are :  Statement. 1 :- A phase is a physical property of which describes the…

Q: Q6. Predict the major product(s) of the following reactions. Show stereochemistry applicable. H3C-…

A: Given reactions are :  Predict the major products of the following reactions . Show stereochemistry…

Q: 180.37 mL of 1.10 M organic salt was mixed with 185.23 mL of Ethanol (d= 0.789 g/mL, MW…

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Q: element is oxidized and which is reduced?

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Q: Analysis of a volatile liquid shows that it contains 37.23% carbon, 7.81% hydrogen, and 54.96%…

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

Q: How many grams of H+ are needed to replace 1 g NH4+?

A: Given::  Mass of NH4+ = 1g molar mass of NH4+= 18 g mol-1 Grams of H+ = ? molar mass of H+=1 g mol-1…

Q: Aluminum nitrate + potassium bromide

A: We can expect aluminium bromide and potassium nitrate as the displacement products.

Q: If 28.0% of a sample of gallium-66 decays in 4.46 hours, what is the half-life of this isotope (in…

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Q: The activation energy for the following first-order reaction is 102 kJ/mol. N205(9) → 2NO2(9) +…

A: Arrhenius equation: Arrhenius equation give the relationship between the activation energy and the…

Q: egn 6pt Assign R and S configurations to the following compounds a. H. COOH HOOC HO, ....

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Practice Exercise Disus qualtatively he signof e entopy change expoete for each of the folowing…

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Q: A solution is prepared at 25 °C that is initially 0.43 M in propanoic acid (HC,H,CO,), a weak acid…

A: Given :-  [HC2H5CO2] = 0.43 M  [KC2H5CO2] = 0.11 M  Ka for HC2H5CO2 = 1.3 × 10-5  To calculate :-…

Q: Draw the line-angle formula for each of the following fatty acids. Part A palmitic acid Draw the…

A: Fatty acids are carboxylic acid with a long hydrocarbon chain.

Q: The standard heat of the reaction, C2H4(g) + 2Cl2 (g) --> C2HCl3(l) + H2(g) + HCl(g) is ∆Hr° =…

A: The change in the internal energy of a system is the sum of the heat transferred and the work done.…

Q: Calculate the solubility at 25°C of CuBr in pure water and in a 0.0100M CoBr2 solution. You'll find…

A: Given: Concentration of CoBr2 = 0.0100 M

Q: Based on the concept of distribution coefficient, a solute that is soluble with two immiscible…

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Q: What is the reaction between hexene and the Baeyer's reagent KMnO4

A: Hexene + Baeyer's reagent ------>

Q: Question 30 170.50 mL of 1.23 M organic salt was mixed with 236.23 mL of Ethanol (d= 0.789 g/mL, MW…

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Q: C HoC C -CH3 2 H-Br: CH3 H3C D CH3 CH CH3 2 н- H3C E CH3 CH3 :Br -Br H3C CH

A:

Q: What is the molar solubility of Ag2CrO4 (Ksp 1.10 x 1012) if the solution is 1.00 x 10 M in Ag+? •…

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Q: (A) When it is strongly heated, diazomethane (CH2N2) decomposes to give a reactive carbene and a…

A: The structure of Carbene is given below

Q: When a 18.1 mL sample of a 0.313 M aqueous hydrofluoric acid solution is titrated with a 0.315 M…

A: Hydrofluoric acid, HF(aq) is a weak monoprotic acid with Ka = 6.6*10-4  Potassium hydroxide, KOH is…

Q: A fictional element has two isotopes and an atomic mass of 76.34 amu. If the first isotope (Isotope…

A: Average atomic mass = 76.34 amu  First isotope = 20.21 amu  Second isotope = 80.76 amu  We have to…

Q: Consider the electrolysis of a mixture of molten AIB33 and MgBr2. Identify the half- reaction…

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Q: Consider the following electron configurations to answer the questions that follow: (i) 152 252 2p6…

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Q: Question 8 The colligative property is influence by the amount solute that are present. The amount…

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Q: Draw the following functional group: 4,5-dihydroxy-3-oxocyclohexene-1-carboxylic acid

A: The compound given is 4,5-dihydroxy-3-oxocyclohexene-1-carboxylic acid.

Q: A sample of tin experiences a cemperature change of +60.8 PC while absorbing 672.1 joules of heat.…

A: Specific heat capacity is amount of heat needed to increase the temperature of one gram of substance…

Q: What volume (mL) of the prepared low alcoholic elixir is needed if the prescription requires 120 mL…

A: Given: %(v/v) of the final solution = 35 % Volume of final solution required = 120 mL. %(v/v) of low…

Q: An analyst wanted to separate an  essential oil which is partially immiscible in water and a boiling…

A: to separate an essential oil which is partially immiscible in water and a boiling point higher than…

Q: Starting from toluene (PhMe) and HCN, provide a synthetic sequence that would afford the product…

A: Synthesis of the given product from toluene and HCN as reactants is given in the following step.

Q: Given the titration curve of a weak acid, at which region is the buffer capacity considered…

A: Answer: In this question buffer that we are going to have will be the mixture of weak acid and its…

Q: Sodium sulfate + barium chloride

A: Balanced chemical equation is those in which number of atoms on left hand side and right hand side…

Q: What is dispersion statistics? Why is it important?

A: Answer - According to the question - Dispersion is a statistical term that describes the size of the…

Q: In the space below, write the wave function W, for a one-dimensional quantum harmonic oscillator in…

A:

Q: Give 5 differences of Symmetrical alkenes and Unsymmetrical alkenes .

A: We can differentiate between these types of alkene based on their structural aspects and reactions…

Q: If 0.15g of Calcium hydroxide is needed in preparing 50mL of Calcium hydroxide topical solution,…

A:

Q: Provide a mechanism for the following transformation: 1. PPh 2. Buli Ph Br Ph 3.

A: THIS IS BASICALLY WITTIG REACTION,WHERE FIRST WE GENERATE THE WITTIG REAGENT WITH: PhCH2Br,PPH3,BuLi

Q: 17 g of unknown organic sample was dissolve in 564 mL of Dicloromethane (DCM). The boiling point of…

A: NOTE: It will be benzene only and not DCM as the data is given for benzene and there is a typo error…

Q: 1) The nitrite ion concentration in a given canned goods sample was determined by redox titration…

A: In the redox titration process of nitrite ion (NO2-) with permanganate ion (MnO4-), manganese ion…

Q: 19 g of unknown organic sample was dissolve in 640 mL of Dicloromethane (DCM). The boiling point of…

A:

Q: Which of the following Newman projections is NOT a conformational isomer of 1,2-dibromoethane? Br…

A: Ans : C. Note : convert Newman into sawhorse projections. Then assign the name.

Q: Na2S2O3 was standardized using primary standard KIO3. A 0.1000 g sample of KIO3 (FW=214.00 g/mol)…

A: Here we are required to find the molar concentration of sodium thiosulphate which was standardized…

Q: H2 C which carbon is AC the chiral center? CH2-CH3

A:

Q: Which of the following reactions would be 2-bromo-2-methylbutane as one of the possible products?…

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Q: 2. AClsle) → ACI3(e) + Clz{e) AH = ? Given: Aa(s) + 6CI2(e) → 4ACI3{g) AH = -2439 kJ 4ACIS(e) →…

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Q: Give 5 differences of Configurational isomers and Geometrical isomers

A: Isomer  have Same molecular  Formula but different arrangement  in 3D space