13:52 One mole of gas is allowed to expand from a voiume of 1L to 5L against the constant external pressure of 1 atm. Calculate the amount of work done. ans. 404.1 J 305.2 J (2

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Q: Find the volume in mL of an object that has a density of 10.2 g/L and a mass of 30.0 kg.

A: Density is the ratio of mass and volume. Given density = 10.2 g/L  mass = 30.0 kg

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Q: 2 CuCl2 + 4 KI → 2 CuI + 4 KCl + I2  When

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Q: 5. For the reaction, 2N2O5 (g) 4 NO2 (g) + 02 (g), the rate of formation of N02 (g) is 4.0 x 10 mol ...

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Q: how many hydrogen atoms are in 0.1488 of g phosphoric acid

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Q: What is commonly determined using Atomic Spectroscopy? Bodn energy Elemental composition Concentrati...

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Q: Properties of a Compound: 4. Arrange in order of decreasing boiling point: NaF, NaBr , Nal, NaCl.

A: The answer is as follows:  

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A: The steps of the reaction given are,  

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A: Positional ordering refers to the extent to which molecules shows transitional symmetry.

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Q: Objective: Create a graph showing the phase change of water from a solid to a gas. Do this on a grap...

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Q: A solution at 25 °C has [OH-] = 6.7 * 10 -3 . What is the pH of the solution?

A: [OH-] = 6.7 × 10-3  Temperature = 25°C  pH of the solution = ? 

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Q: Draw the complete reaction mechanism of the following reaction. Explain each step

A: The reaction given is,  

Q: What is the mole fraction of the solute in a 40% by mass ethanol (C2H6O) solution in water?

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Q: The stepwise stability constant, K at 25 °C in an aqueous solution for the formation of copper and n...

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Q: Develop a general equation for the standard heat of reaction as a function of temperature for one of...

A: ANSWER : (a)  C2H2(g) + H2O (g)→(CH2)2O (g)Heat of reaction is as follows ;∆Hrxn= ∑products,ini∆Hf29...

Q: Question 9 Each subsatnce absorbs or emit unoque level & quantities of energy/ e.m.r. O True O False

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Q: Molecule ЕPG Hyb (circle if polar) 2D Lewis Structure 3D Lewis Structure MG ВА IBT5 HCN

A: Solution                      Given compounds are IBr5 or HCN  

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Q: Moles of borate present (mol) [Borate] (M) Ksp In(Ksp) 1/T(K-1)

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Q: minor  product for 2-butanol and HCl ?

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Q: Туре of Crystal Covalent Metallic Ionic Molecular Substance Network Dispersion Forces Dipole- Dipole...

A: In this question we have to determine the type of crystal solid formed by the given compounds.

Q: Is the major product for 2-butanol and HCl racemic since its SN1?

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Q: Determine Z and V for steam (H2O) at 250 °C (523.15 K) and 1800 kPa by the following: Ideal gas equa...

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Q: Predict and identify the reactants of the following products. Draw the COMPLETE mechanism.

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Q: What makes chlorosulfonic acid a good electrophile?

A: The compound given is chlorosulfonic acid i.e HSO3Cl.    

Q: It is use to track or account the movement of electrons in a redox reactions and it is just a conven...

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Q: Based on the given data, what is the λmax of copper?   0.1 M Copper 300 0.157 325 0.233 350 0.465 3...

A: The correct answer is:  

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Q: Show complete calculations for the pH of a 0.105M solution of ammonium chloride. The Kb for ammonia ...

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Q: The van der Waals equation of state was designed (by Dutch physicist Johannes van der Waals) to pred...

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