The index of Hydrogen deficiency indicates the degree of unsatuiation of the molecule which help in predicting the possible structure. What will be the U Index of the following molecules cyclohexane A. 0 | 1,2-hexadiene В. 4 v benzene C.2 hexane D. 1 v 2-hexene Е. 3

Q: Use the observed potential for the Zn(s) | Zn²"(0.1 M) | Cu²"(0.1 M) I Cu(s) cell as the E" in the…

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Q: Give the chemical structures of the following: 1. 1-octanol 2. Uknown

A: In this naming 1- octanol, the alchol group is present. -OH group is attached.

Q: decreases or remain the same - Heating a liquid from 20⁰C to 50⁰C - One mole of water is vaporized…

A: Entropy iis degree of randomness or disorderness in system Entropy order Solids < liquids <…

Q: Calculate the pH of a 0.10 M solution of hypochiorous acid, HOCl. Ka of HOCI is 3.5 x 10^-8 at 25…

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Q: For the following reaction, 4.71 grams of butane (C4H10) are allowed to react with 21.3 grams of…

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Q: Not yet answer If you could compare the 'H NMR and IR spectra of vanillin with the 'H NMR and IR…

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Q: 1) Upon dissolving 90.0g of KNO3 in 100g of water at room temperature (20° to 25°C), a precipitate…

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Q: Write the empirical formula for at least four ionic compounds that could be formed from the…

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Q: Calculate the volume in liters of a 4.30 x 10 -5 mM mercury(II) iodide solution that contains 100.…

A: 4.30 ×10-5 mM mercury(II) iodide solution means , 4.30 ×10-5 mmol = 4.30×10-8 mol mercury(II) iodide…

Q: Assume you have a buffer containing a mixture of acetic acid and sodium acetate. Using chemical…

A: Buffer solution are made up of conjugate acid base pair. They resist change in pH when strong acid…

Q: Be sure to answer all parts. Calculate the solubility in g/L of AgBr in (a) pure water and (b)…

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Q: CHEMWORK Choose the statements that are correct. (Select all that apply.) In a galvanic cell the…

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Q: altic What peak should be present in your starting material, salicylic acid, but missing in your…

A: First we would draw structures of compounds and check which functional group is present in salicylic…

Q: An analytical chemist is titrating 220.7 mL of a 0.3400M solution of trimethylamine ((CH,) N) with a…

A: Concept:  pH of acidic solution: The pH of an acidic solution can be calculated by using the…

Q: How many electrons are gaining or losing in this  half-reaction? (write complete half reaction in a…

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Q: (d), When 5.00 mL of0.300 M NaOH were added to 0.271 g of glycine (FM 75.07, 'H;NCH;CO;H) in 100.0…

A: pK2 =…

Q: Use the observed potential for the Zn(s) | Zn²*(0.1 M)|| Cu²^(0.1 M) | Cu(s) cell as the E" in the…

A: For the given cell, Zn (s) | Zn2+ (aq) || Cu2+ (aq) | Cu (s)

Q: Predict whether the entropy or disorderliness of the system where the following changes occur is…

A: Answer: Entropy of the system is measure of its disorderliness and as we know gases are more…

Q: radius. Explain your reasoning in the given space here in this question. Only use qualitative…

A: As we know,  In periodic table if we move from left to right,  atomic radius decrease while top to…

Q: 2CO(g) → C(s) + CO2(g) Kp,1=1.3 x 1011 CO(g) + Cl2(g) → COCI:(g) Kp.2 =6.0 x 103

A: Given data Reaction-1 : 2 CO (g) ↔C s +CO2 g             Kp,1=1.3×1011  Reaction-2 : CO (g) +Cl2 g…

Q: Bond kJ. mol-1 Bond kJ. mol- Use the molar bond enthalpy data in the table to estimate the value of…

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Q: Given the following standard reduction potentials: Mg2 (aq) + 2e - Mg(s) E° = -2.357 V %3D Al3* (aq)…

A: We have to predict the spontaneous reaction.

Q: What is the standard potential for the reaction 2Na(s)  2Na+(aq) + 2e-? -2.71 V 2.71 V -5.42 V…

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Q: In each of the molecules drawn below one chemical bond is colored red. Decide whether this bond is…

A: The polarity of a bond in a molecule can be determined with the help of electronegativity difference…

Q: Deshielding of the methyl groups attached to a carbonyl causes it to be observed at A) ~10 ppm d.…

A: The proton NMR helps us to get the idea of different types of hydrogens present in an organic…

Q: Draw the Lewis Structure and determine the electron geometry (eg), molecular geometry (mg), polarity…

A: As per guidelines if multiple questions posted, first question is allowed to answer , please post…

Q: What is the pH of 50.0 mL of 0.01 M HCl strong acid solution?

A: Given :-  Concentration of HCl solution = 0.01 M  Volume of solution = 50.0 mL  To calculate :-  pH…

Q: What is the sign for each of the following? (Change in) a. S, H, G for the evaporation of a…

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Q: 4 The solubility of Co(OH), in water at 25 °C is measured to be 6.4 × 10 Use this information to…

A: Given- Solubility=6.4×10-4g/L

Q: Balance in the following redox reaction.

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Q: number of o bonds:

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Q: o bonds: a bonds:

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Q: An analytical chemist is titrating 143.6 mL of a 0.6800M solution of acetic acid (HCH, CO,) with a…

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Q: 1. A solution containing 2 mL each of 4 M acetone and 1 M HCI is mixed with a solution containing 2…

A: Answer: Rate of reaction is equal to the rate of disappearance of the reactant. Since, Iodine is the…

Q: Determine E°, AG°, and K for the overall reaction from the balanced half-reactions and their…

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Q: Calculate the pH of the solution that results when 0.093 g Mg(OH)2 is mixed with 75.0 mL of 0.0500 M…

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Q: An electrode is called an active electrode when? Select the correct answer below: it does…

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Q: which of the following will generate a cell voltage that is different from the standard voltage (E0)…

A: As we know,   Standard cell potential [E°] is generated at Standard conditions.  Standard…

Q: Given the following data is collecte din a laboratory experiment. Calculated the empirical formula…

A: Given that,  Amount of copper wire = 1.596 g Moles of copper in copper wire = 1.596 g/63.546 g/mol =…

Q: Arrange the oxoacids of chlorine according to strength. Strongest acid Weakest acid Answer Bank…

A: The acidity order of Oxo acids are given below

Q: Consider the molecule E2, where E is the element with atomic number 5.  [If the atomic number were…

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Q: 9. AGNO, + KI 10. AgNO, - KIO, 11. AGNO, Na, SO, [+]

A: Write molecular equation with its phase and write product for each side. In multipart questions we…

Q: the concentration in mol/L of th

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Q: (a) Standardization of iodine solution ( finding its concentration ). 5.00 g vitamin C are dissolved…

A: #(a): Standardization of iodine(I2) solution: Volume of the diluted vitamic C solution used for…

Q: Acetylene is a gas used for welding metal. a. Write the balanced combustion reaction for acetylene,…

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Q: attention to significant figures. What is the pH of a 0.48 M solution of weak acid? The Ka of the…

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Q: Determine the number of electrons that the four elements below gain or lose to obtain the nearest…

A: The gaining of electron is called as reduction.  the losing of electron is called as oxidation.

Q: Draw the product in the following enzyme catalysed reaction

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Q: In the system: C(s) + O2(g) + 2HCI(g) – COCI2(g) + H2O(g) + heat how is it possible to increase the…

A: Because heat is in product side hence if we increases amount of reactants C(s) , O2(g) , HCl(g) then…

Q: 1 SIO2 Si 2 CaCl2 Са CI MnO2 Mn 4 Feo Fe 5 Fe2O3 Fe 6 H2O2 H 7 Сао Са 8 H2S S CIF3 CI F 10 NH4 H

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Photochemistry

Photochemistry is the part of chemistry that studies the various mechanisms of reactions that are triggered by the presence of light energy. It also helps to study the changes involved in a molecule that can undergo the absorption of radiation.