1. OMe Meo Meo в Which of the above compounds absorbs the highest energy photons? Which of the above molecules has the smallest HOMO/LUMO gap? Which of the above molecules has the highest peak wavelength absorbance?

Q: Multiple Choice: 1. The correct coefficient for the equation KCLO3_____ KCL  + O2 A. 2,2,3     B. 2,...

A: Given equations are : a). KClO3 -------------> KCl  + O2  The correct coefficient for the equatio...

Q: A sample of ideal gas at room temperature occupies a volume of 15.0 L at a pressure of 752 torr. If ...

A: Given, Note: 760 torr = 1 atm Initially: Pressure of a gas (P1) = 752 torr = 0.989 atm Volume of a g...

Q: relationship betwe

A: Enantiomers are mirror images that are non super imposible on each other. Diastereomers are non mirr...

Q: involving logarithm, the rule is to retain as many decimal places in the result as there are signifi...

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Q: Calculate the mass each element in Gold Trisulfide (Au2S3) when 7.85 g Hydrogen Sulfide (H2S) is pro...

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Q: 3. Solve the following. Express the answers in appropriate number of significant figures. Show your ...

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Q: when using a buret do your results depend on the initial volume in the buret or does the initial vol...

A: The dependency of initial volume of titrant in buret is discussed below

Q: 13. Which of the following substances is most soluble in carbon tetrachloride, CCl4?              ...

A: CH3CH2CH2CH2CH3 is a non-polar solvent. Non-polar compounds are more soluble in nonpolar solvents. p...

Q: a) Determine the total order of the reaction. b) You want to increase the reaction rate as much as y...

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Q: (b) Addition of HBr to the alkene in the presence of peroxide form radical intermediates. Based on t...

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Q: Which of the following pairs of aqueous solutions, when mixed, would result in the formation of a pr...

A: Given that, pairs of aqueous solutions  NH4Cl and NaOH, CuSO4 and LiCl, Na2SO4 and Ba(NO3)2,  KNO3 ...

Q: 19. The normal boiling point of pure water is 100oC. What is the boiling point of an aqueous solutio...

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Q: Is the compound CrBr2(s) as a strong, weak, or nonelectrolyte upon dissolving in water.

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Q: box. 2. Balance the REDOX reaction below in acidic solution.. H202(ag) + Cl02(aq) - ClOz(ag) + Oz(9)

A: As per our guidelines we can only solve first question. Please resubmit the other questions as next ...

Q: We find the following statement in a chemistry textbook: "At pH7.0 and 0.01 M Mg lon, the standard f...

A: Given that, at pH 7.0 and 0.01 Mg2+ ion, the standard free energy change for ATP hydrolysis is -28 k...

Q: concentrated H2SO4 has the following composition specific gravity 1.84 and purity of H2SO4 is 97 per...

A: Calculation of concentration of the solution in molarity (mol/L) with known values of density, perce...

Q: Compute the molecular formula of the following a. 19.1% Sn and 80.9% I b. 25.9% Fe 74.1 Br

A: Given,  a. 19.1% Sn and 80.9% I b. 25.9% Fe 74.1 Br Compute the molecular formula of the following =...

Q: 22. Given the following reaction and experimental rate law: 2 A + 3 B ------> 2 C + D Rat...

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Q: (c) Compound C has a molecular formula of C6H14O. The IR spectrum shows strong absorption bands at 2...

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Q: HOW MANA STĘ REOCENTERS & WHAT ARE THEIR CON FIUURATONS IN THIS MOLEUUE? H

A: Stereocenters- number of Carbon atoms attached with four different carbon atoms. Number of stereocen...

Q: 1. James put the battery on the freezer. Will it prolong the batter life or not? Why? 2. What is pho...

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Q: Name each epoxide: CH3 a. b. C. (two ways) (two ways) CH Provide a systematic name for each of the f...

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Q: Compute the empirical formula of the following: 19.1% Sn and 80.9% I

A: Empirical formula of the compound can be calculate with the help of percentage composition of elemen...

Q: 1. HBr + 02 НООBr (slow) - (8) 2(g) () 2. HOOBr +HBr (fast) - (8) 2{HOB" + HBr H,O« +Brx} (fast) (8)...

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Q: Choose the mechanism that forms the main product of the following reaction. Er ONa CH3CHOH calor

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Q: 8. Propose a structure for the compound having the mass spectrum shown below. Identify the major fra...

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Q: 4. Which structure below represents the most stable conformation of cis-1-t-butyl-4-methyleyclohexan...

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Q: Based on the structure listed below, indicate the set of stretching frequencies (cm") that would be ...

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Q: 11. The heat of solution ( Δ Hsoln) is the algebraic sum of the heat of mixing (Δ Hmix), the heat of...

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Q: I need help with chario. I don’t know if I did this right for organic chemistry

A: While labeling the most stability of molecules the factor which we have to remember that., The nega...

Q: 2. Predict the bond angle, electron geometry, and molecular geometry for a water molecule. Type your...

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Q: Ceramic O Polymer Composite O Metal

A: What is given in the picture and the year 1800's is the start of what ? Answer is given below.

Q: 1. The combustion of a sample of aluminium produces 0.25 mol of aluminium oxide and releases 419 kJ ...

A: The combustion reaction of aluminum is given by: Als + 34O2g  → 12Al2O3s The enthalpy change in stan...

Q: (b) Compound C has the molecular formula of C;H12. The IR spectrum shows the important absorption ba...

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Q: equilibrium constant

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Q: Write the chemical reaction involved in the reactions of hydrocarbon. Experiment: Baeyer's Test Sub...

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Q: POLARTY OF MOLECULE BOND POLARITY MO LECULAR Hz O CEOMIETRY CC IA

A: Fluorine is the most electronegative element of the periodic table followed by oxygen which is secon...

Q: 9. How many molecules are in 5 moles of water? How many molecules are in 20 moles of 02? How many ap...

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Q: What happens when the following is added to conc. Sulfuric acid? (a) Cyclohexane (b) Cyclohexene ...

A: We have to tell the observation when we add cyclohexane, cyclohexene and toluene to concentrated sul...

Q: Volatilization gravimetry would be most useful in determining which of the following? a. The amount...

A: Here we have to find which is most useful in volatilisation gravimetry analysis.

Q: 20. In mathematical operations involving antilogarithm (In your calculator, press shift log), the ru...

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Q: Hypothetical reaction A2  A The In Kp = -33.47 at 2000K while deltaH0 = 205200 +4.94T - 0.888*10-3...

A: Given, Hypothetical reaction : A2⇋ A ln Kp=-33.47 ∆H°=205200+4.94T-0.888×10-3T2  

Q: Need solution urgently consider the dipeptide TYR-Cys: a. draw the structural formula in the ...

A: After seeing all 3 parts solution is attached below in answer :

Q: I I Least reactive Most reactive

A:  SN1 reaction is substitution nucleophilic unimolecular reaction. Stability of reaction depend upon ...

Q: Please answer questions 1 & 2 and show work.  1. Calculate the mass, in g, of chlorine in 25g of th...

A: 1)  Given, Mass of chlorofluorocarbon (CFCl3) = 25 g  Mass (in grams) in  Chlorine in 25 gram of chl...

Q: 2. Write the formulas for the following compounds: a) tribromine octaoxide b) tetraiodine nonaoxide ...

A: Note : As per our company guidelines we are supposed to answer only first 3 sub-parts. Kindly repost...

Q: From the table of available reagents select the one(s) you would use to convert 1-phenylethanol to b...

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Q: Hydrogen and iodine react to give hydrogen monoiodide as follows: H2 (g) + I2 (9) –→ 2HI(g) At 300 K...

A: Equilibrium constant Kc depends on concentration of reactant and product which are in gaseous state....

Q: Water and Varasol (a paint thinner) are immiscible liquids (they stay separate when you try to mix t...

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Q: Explain the difference between a colloidal and a crystalline precipitate.

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Quantum Mechanical Treatment of the Valence Bond Theory

Quantum mechanical treatment of valence bond theory refers to the relationship established between the quantum mechanical theory and the valence bond theory to describe the chemical bonding in a particular molecule.