BlOHle OH Urea, air

Q: 14. (Enthalpy and entropy of reaction from AH°; and S°) Given the following reaction 4HCI(g) + O2(g)…

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Q: 3. (Stoichiometry + LR/ER) The thermite reaction, used for welding iron, is the reaction of Fe;O4…

A: Given that -  Following reaction -  8Al(s) + 3Fe3O4(s) ----> 4Al2O3(s) + 9Fe(s) , ∆H°reaction =…

Q: Use the observation in the first column to answer the question in the second column. observation…

A: Given:

Q: 1. Give the name of the functional group present in each of the following molecules: H2N°

A: Since you have posted multiple questions with multiple sub-parts, we will solve the first three…

Q: Now apply the Markonekov's rule in the reactions below (wherever it applies) H-Br h. + Н-Br i. Н-Br…

A: Markonekove's Rule for the addition of HBr

Q: 1. (Heat) The combustion of 0.0222 g of isooctane vapor, C3H18(g), at constant pressure raises the…

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Q: Base Compound 2 Compound 1 B.

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Q: The equilibrium constant for the reaction                        2 NO(g)  +  O2(g)  ⇌ 2 NO2(g) has…

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Q: ए नैमट म्रभ (लाCOTकनीना ड ड.25K10-4M the abseved the cett potentiat at जीाट विडव्ण्ववं जेकए 298 k…

A: The step wise solution is as follows -

Q: raw the two aldohexoses and one ketohexose that can be derived from the enol shown below

A: Given : We have to make two aldohexoses and one ketohexose.

Q: Terpenes can be classified as lipids due to its structure that originates from isoprene units. O…

A: Terpenes are unsaturated hydrocarbons found in plants. Terpenes are responsible for aromas, flavors.…

Q: If pure polonium-210 (k = 5.02 x 10-3 day-1) were used in a crime, based on radioactive…

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Q: The limiting reagent is

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Q: H3PO, and 0.390 M NAOH? s in your textbook's specific appendices, which you can access through the…

A: According to the question,  Volume of buffer= 1.10 L pH = 7.20 Molarity of H3PO4 = 0.340 M Molarity…

Q: CH3 5. Which type of spectroscopy (IR, 'H NMR, and/or "C NMR) would be good to distinguish between…

A: The best spectroscopic methods to differentiate between these two compounds are 1H and 13C NMR,…

Q: what is the name of the compound?  Identify the configuration of the double bond.

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Q: Fatty acids are synthesized thru a chain of elongation that starts from Acetyl-CoA as the precursor…

A: Fatty acids are the higher carboxylic acids that are found in the fat content of the body.

Q: Please answer asap and type your answer and do not copy from anywhere please 17. Sulfur dioxide is…

A: Given, Sulfur dioxide is produced from burning all of following EXCEPT

Q: Provide the correct reaction showing how FeCO3 has increased solubility when forming the complex ion…

A: Answer: Saturated solution is the solution that contains maximum amount of electrolyte in it at the…

Q: 1. Steam distillation results in increased atmospheric pressure. 2.  The -CHO group stabilizes the…

A: 1. Steam distillation results in increased atmospheric pressure. TRUE

Q: Acid-Base Theories

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Q: Compound X and compound Y are isomers of an alcohol with the molecular formula CaHi0. Upon reaction…

A: Isomers are the compounds which have the same molecular formula but different structures (means…

Q: . Which of the following compounds will elu LAST in a reverse phase chromatography? а. Br С. NH2 d.

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Q: 5. (Hess's Law) Determine the heat of formation AH°; (in kJ/mol) of liquid hydrogen peroxide (H2O2)…

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Q: 12. What is the IUPAC name for the following compound? H CH,O H H-C-C-C-C-H A. 2-methylbutanone B.…

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Q: G april g Files C0 Chem o Dashb Updat W 2022 W Home Widen G widen Dasht Dashb Gmenst 10 Ch a…

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Q: Exercise 26. Supply the appropriate reagent or substrate in each of the following reactions. 1. 2.…

A: The given reactions are examples of nucleophilic substitution reactions. In these reactions, the…

Q: 1.CO2 can't have resonance structure.. can you explain why? SO2 can have it , both have stable…

A: Carbon dioxide has no comparable resonance structures due to the orthogonal alignment (90 degree…

Q: How many milliliters of 0.0839 M NaOH are required to titrate 25.0 mL of 0.0990 M HBr to the…

A: Sodium hydroxide reacts with hydrogen bromide to form sodium bromide and water. The equation for the…

Q: NO2 i) NO2 ОНС ZI

A: (C). i) We have carryout the given transformation.

Q: The chemical environment of protons can be deduced from their chemical shifts. What are the relative…

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Q: 1) Calculate the number of moles of solute present in each of the following solutions: a) 255 mL of…

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Q: If pure polonium-210 (k = 5.02 x 10-3 day-1) were used in a crime, based on radioactive…

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Q: Which of the following could DECREASE the amount of the recovered crystals in the purification by…

A: Steps of Recrystallization :  1) First dissolve the sample in proper solvent in hot condition till…

Q: The graph below is a potential energy diagram for the hypothetical reaction: + B → C + D 100 90 80…

A: ->∆H = H(product)-H(reactant) If ∆H>0 => Endothermic If ∆H<0 => Exothermic ->An…

Q: (a) One amino acid that is likely to have a net negative charge at pH 8. (b) One amino acid that may…

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

Q: NiO(s) + 2 NH₃(g) → 3 Ni(s) + N₂(g) + 3 H₂O(g)    ∆So=  348.3 J/K    ∆Ho = 85.7KJ    ∆Go =−18.093KJ…

A: The equilibrium reaction given is, => NiO(s) + 2 NH₃(g) → 3 Ni(s) + N₂(g) + 3 H₂O(g) Given: ∆So=…

Q: 6. The following first-order reflections are observed for cubic crystals of copper when 1. = 139.2…

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Q: Capsaicin, the pungent substance in chili peppers: HỌ. Arecoline, a veterinary drug used to control…

A: An atom or a group of atoms which is attached to an organic compound and give that molecule specific…

Q: What is the theoretical yield in moles of solid aluminum fluoride if 3.0 moles aluminum metal react…

A: Aluminum reacts with fluorine to form aluminum fluoride. The equation for the balanced chemical…

Q: Collision Theory: Reaction Coordinate Diagram for Exothermic Process (forward direction)

A: To complete the reaction profile diagram for exothermic process.

Q: (Stoichiometry + LR/ER) The thermite reaction, used for welding iron, is the reaction of Fe;04 with…

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Q: Question 2 1. Given the following equation: AIN + 3H2O --> Al(OH)3 + NH3 If 10.5 mol of AIN and 10.5…

A: Identify the limiting reactant....

Q: A Volumetric Analysis A. Standardization of a Sodium Hydroxide Solution Part A.3. Approximate [NaOH]…

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

Q: Select the ingredients required to make a buffer solution. A) A relatively large concentration of a…

A: 19 C is correct option

Q: How much energy is transferred if a block of copper with a mass of 50g is heated from 20°C to…

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Q: The pH of a solution is 1.3. The hydrogen ion concentration of the solution is answer with 4 decimal…

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Q: Evercise 24. Which of the following SN reactions will take place? 1. NH2 NH2 OH + + OH 3. CN + CN 2.

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Q: Name the compounds in the picture below.

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Q: At 25°C the rate constant for the first-order decomposition of a pesticide solution is 6.40 x 10-3…

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d-Block Elements

According to the modern form of periodic table, 118 elements are present which are subdivided as four blocks, namely, s, p, d and f-block elements based on the entry of the valence electron or last electron into which orbital.