What is the temperature of "standard state" in thermochemical system? 0 0°C O room temperature O 25 °C O 100 °C

Q: What is the coefficient in front of the O₂ when the equation below is balanced (using only whole…

A: Write coefficient of O2 in the given reaction after balancing ?

Q: The following information is given for silicon at 1 atm: Tb=2355.00°C Tm1410.00°C AHvap (2355.00°C)…

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Q: In the 1.0 M CuSO4 solution, the following species are present: Cu²+, SO4², H₂O, H³O*, and OH*.…

A: Given , Solution :1 M CuSO4

Q: Give the IUPAC names (including E,Z and R,S designations) for the following compounds: (a) (b) Jay…

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Q: HO OH OH ОН НО НО- CH₂ ОН OH

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Q: Determine the oxidation number of Phosphorus in the following. Show full calculations. Na3PO4 b.…

A: Given,  a) Na3PO4  b) PO3 3-  Thr oxidation number for P(Phosphorus) in both compounds/ion is:

Q: Which pair of reactants is most likely to undergo an SN1 reaction?

A: given  find out SN1 reaction

Q: A solution of sodium thiosulfate was standardized by dissolving 0.1310 g KIO3 in water, adding a…

A: A solution of sodium thiosulfate was standardized by dissolving 0.1310 g KIO3 in water, adding a…

Q: 1. The enthalpy of vaporization of methanol is 37.4 kJ/mol at 25°C. Molar heat capacities for liquid…

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Q: The following reaction is a redox reaction: CuSO4 (aq) + Ni(s) --> NiSO4 (aq) + Cu(s)  a) Write the…

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Q: Write the formula for the following compounds: mercurous dihydrogen arsenate stannic perchlorate…

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Q: (0) (ii) € NC CN D BusSnH Benzene, 80 °C 73% Bu Sinh Toluene, reflux Bu SnH (1.1 eq), AIBN (cat)…

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Q: 4. a. One liquid has a temperature of 140°F and another liquid has a temperature of 60°C. Are the…

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Q: If the theoretical yield of a reaction is 23.6  g  and the actual yield is 17.4  g  , what is the…

A: • The values provided in the question are:-       i) Theoretical yield of a reaction, T = 23.6 g…

Q: HO MgBr 1. THE 2. H₂0*/H₂O PCC OH "Br Mg THF 1. LIAIH₂ 2. H₂O*

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Q: The important steps in solid phase peptide synthesis are? A) Coupling and hydrolysis B) Hydrolysis…

A: Solid-phase peptide synthesis (SPPS) involves the successive addition of protected amino acid…

Q: A 20-cu ft tank at 100 degrees F is pressured to 200 psia with a pure paraffin gas. Ten pounds of…

A: Volume of gas = Volume of container Volume of container is constant so initial and final volume is…

Q: Identify the element with the following orbital notation. NNNII 1s 2s 2p

A: Identify the element with the following orbital notation ?

Q: = (b) Calculate the pH of 0.0005 mol dm³ ethanoic acid when its pK₁ 4.75 CH₂COOH(aq) à CH₂COO (aq) +…

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Q: a. Draw the structure of both products B and C of these following transformations. 1) O3, CH₂Cl2,…

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Q: QUESTION 12 The nuclear symbol that completes the equation is a(n) 240 + 95 Am ? → O A) proton OB)…

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Q: A synthesis of N-tosyl indole 15 starting from the pyrrole-2-carboxaldehyde 11 and acetal containing…

A: Using reaction mechanism.

Q: Q6: an object its mass of kintlec energy find its velocity lo kg travels by 320 J

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Q: A. Carbohydrates Consider the structure of carbohydrate KENDI. OH HO OH OH OH OH KENDI OH OH 1.…

A: #1: The given carbohydrate molecule, KENDI has 3 cyclic monosaccharide units.

Q: A 1.00 L sample of dry gas at 16 °C and 744 mmHg contains 0.520 g N₂. What is the partial pressure…

A: Given that, Volume of the dry gas is 1.00 L. Temperature = 160C Total pressure = 744 mm Hg Mass of…

Q: Using the wittig reaction, synthesise aldehyde 4 to form cis alkene 2, and trans alkene 3. In your…

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Q: What would be the product if D-allose is reacted with a.. 1.) NH2OH then 2.) (CH3CO)2O, NaOCOCH3…

A: D-allose reaction with the following  reagents .

Q: * Determine the oxidation state of each element/ion in this chemical reaction 2 Al + 3 Cu²+ →2 Al³+…

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Q: Give the systematic name of the compound: CH3CH₂CH₂CH₂CH₂CN(CH3)2

A: Given in following question a compound give its systematic name

Q: 11) The photo-decomposition reaction mechanism of HI can be expressed as follows, HI+hv→H+I,…

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Q: 7) A galvanic cell is being made of iron & chromium. The standard reduction potentials are: Fe^2+…

A: Here we are required to find the standard cell potential of the given electrochemical reaction

Q: necessary stereochemistry) using the given starting material. 'Br NH₂ NH b. C.

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Q: C. AMINO ACIDS AND PEPTIDES Consider the structure of the peptide, Asn-Gln-Gly-Ala. H₂N. OH…

A: Here we are required to find the C terminal and N terminal present in the given peptide

Q: 1.Write the rate equation for the reaction between X and Y. Show your reasoning. 2.State the…

A: Here we are required to find the overall order of the reaction .

Q: Decide whether these proposed Lewis structures are reasonable. proposed Lewis structure Is the…

A: Lewis structure is the representation of valence electrons by dot where each element participate in…

Q: .Acetylene molecule C2H2 is - - 47 A -Polar O B - Not polar Cycloalkanes are alkanes that - 48 .have…

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Q: Hand draw the chemical structure of each possible unknown from Table SP.1. Identify each as a…

A: Carboxylic acids have -COOH as the main functional group. Phenols have -Ph-OH as the main functional…

Q: At 25 °C, only 2.45 mg of barium sulfate will dissolve in 1.00 L water (see the reaction below).…

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Q: a. Rank the indicated protons in increasing order of chemical shift. Fill in the boxes with the…

A: Greater the shielding higher the chemical shift. Aldehyde protons resonate between the chemical…

Q: B) 10.01 ohia (NH3, Ks- 1.76×10³) D) 11.12 C) 11.36

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Q: Overall Reaction: НО. 2 + 2-methyl 2-butanol Chemical Formula: C5H₁2O Molecular Weight: 88.1…

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Q: which involve by migration of atom or group from k Which involve interconversion reaction. 6.…

A: 6)The reaction which involve migration of  atom or group of atom from one atom to another is called…

Q: How many g of Cu will combine with 2.48 g of S to form CuS? O 9.83 g O 14.7 g O 4.92 g O 2.46 g

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Q: 15.0 L of an ideal gas at 298 K and 3.36 bar are heated to 350 K with a new pressure of 5.35 bar.…

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Q: A sealed container contains 4.0 mols of O2 (g), 6.0 mols of NH3(g) and 8.0 mols of Ne(g). The total…

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Q: At what temperature in K, will the average velocity of O2 gas be 515 m/s? Express your answer in…

A: Given that the average velocity of O2 gas = 515 m/sec The temperature at which average velocity of…

Q: Application In an insulated calorimeter, 200.0mL of 1.00mol/L potassium hydroxide, KOH is mixed with…

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Q: When two monosaccharides bond to form a disaccharide, the new bond is (A) a peptide bond. (B) an…

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Q: 27 - Ethylene molecule C2H4 the hybridization is. A - Sp¹ B - Sp² C-Sp³ A B C

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

Q: EACTION STOICHIOMETRY Volume NaOH (mL) 21 30 40 16 Volume C₂H.O2 (mL) AT (°C) 29 5.3 20 10 1.9 34…

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