What is the pka of the indicated hydrogen? 45 5 H O 10 O none of the above

Q: when you calculated the mass of the oxygen used in the reaction, what was the answer in grams not…

A: In this question, we have to calculate the mass of oxygen used in the reaction in the preceding…

Q: Give the IUPAC name in polyfunctional compound.

A: Naming polyfunctional organic compound :- First we need to select the prime functional group from…

Q: Which diagram correctly shows the Bohr's model of a chromium atom in the 31 ground state? A. Diagram…

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Q: Consider the following equilibrium process: PC15 (8) = PC13(g) + Cl₂(g) AH° = 92.5 kJ/mol Predict…

A: Given in following question a reaction

Q: .370 mol of octane is allowed to react with .780 mol of oxygen . After the reaction how many moles…

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Q: Which alkyl bromide would be most reactive in an Sil reaction? Select one: Br Br Br Br

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Q: Why is it difficult to study the origin of life? Select all that apply. The fossils of the first…

A: Life has only originated once, and we aren't there when it happened.  Only one option.

Q: ▼ Part A The C-H bond in CH4. Express your answers in kilojoules per mole to three significant…

A: Here we have to determine the bond enthalpy of C-H , C-C and C=C in the following given cases by…

Q: The K₂ of a weak monoprotic acid is 1.51 x 10-5. What is the pH of a 0.0914 M solution of this acid?…

A: PH is a negative logarithm of [H]+ ion concentration.

Q: 3.4 Number the parent chain.

A: The IUPAC name of the compound can be written on the basis of the number of carbon atoms in the main…

Q: Give three types of information you will obtain on Proton and Carbon NMR.

A: NMR (Nuclear Magnetic resonance) is branch of spectroscopy which deal with shielding and deshielding…

Q: At pH 12. Select Draw Rings More / ||| ||| C C H N O t Erase Q2 Q

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Q: Calculate the potential of the (Ag* | Ag) couple with respect to (Cu²+ | Cu) if the concentration of…

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Q: 3. Draw the constitutional isomers of C4H8O. Name and draw only the structures that don't have…

A: Constitutional isomers :-  The isomers which have same molecular formula but difference in the…

Q: 21. For the decomposition of N₂Os(g), 2 N₂Os(g) →4 NO₂(g) + O2(g), the following data were obtained…

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Q: You have 27.96 lb of CO2 in a 43.12 ft3 fire extinguisher tank at 50degC. Assuming that the ideal…

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Q: B. A 1.0-mol sample of an ideal gas is kept at 0 °C during an expansion from 0.003 m³ to 0.01 m³.…

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Q: Predict the hybridization and geometry around each indicated atom. b. CH₂CH=C=CH₂ ↑ a. CH3-C=C-H ↑

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Q: the average shot piece is a cylinder with a diameter of 7.5 mm, a height of 2.0 mm, and a mass of…

A: Given data :

Q: Using chemical equations, show how the triprotic acid H₂PO4 ionizes in water. Phases are optional.…

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Q: TUTOR Percent Yield Consider this reaction, which occurs in the atmosphere and contributes to…

A: The balanced chemical equation is: H2(g) + C2H4(g) → C2H6(g) Since C2H4(g) is in excess, H2(g) is…

Q: Write an equatition for the reaction of methanol with sodium?

A: Given,  The chemical equation between methanol react with sodium is:

Q: Describe the Bohr effect, with regard to the binding of O₂ to hemoglobin? O In the presence of…

A: Bohr effect : It describe the affinity of haemoglobin towards oxygen in the acidic condition. So, in…

Q: Write a balanced molecular equation for the reaction between citric acid (lemon juice) and sodium…

A: Recall the given reaction between citric acid lemon juice and sodium bicarbonate baking sode -…

Q: Question Which of the following is the chemical formula of antimony (V) sulfide?

A: Antimony V sulfideWe have to write the chemical formula of the above compound .

Q: Calculate the vapor pressure above a solution prepared by dissolving 2.00 g of aspirin (C9H8O4) in…

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Q: 2.3 g of a substance with a relative molecular mass of 668 are dissolved in water to make a total…

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Q: 1. Answer the following questions for the titration of an aqueous solution of oxalic acid by an…

A: Here we have to write the balanced net ionic equation for the reaction of KOH with H2C2O4 at first…

Q: Come up with a dilution scheme for a test solution starting from 1000 μg/mL Mn stock solution so…

A: Dilution scheme for a test solution starting from 1000 μg/mL Mn stock solution so that the…

Q: 14 oz converted to grams

A: Given,              14 ozRequired,                   oz into grams conversion .

Q: A given mitochondria is about 1x107 m in diameter. An atom is around 1x10-10 m in diameter. How many…

A: Diameter of mitochondria = 1×10-7 m Diameter of an atom = 1×10-10 m

Q: B. A 1.0-mol sample of an ideal gas is kept at 0 °C during an expansion from 0.003 m³ to 0.01 m³.…

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Q: The radius of a uranium atom is 149 pm. How many uranium atoms would have to be laid side by side to…

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Q: What is the mass in grams of 5.18x102 mol H₂SO₂? What is the number of moles in 4.95 g H₂SO₂? 2 3…

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Q: Reproduce the space-filling diagram of HCI (above) and label it to distinguish between the covalent…

A: Covalent radius refers to mean distance between nuclei of the bonded atoms of homonuclear molecule.…

Q: Finally, add curved arrow(s) to continue the resonance using the same pattern: an allylic lone pair.…

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Q: 1) Titrant 5 mg H2O/ mL   Resolution 2.5 µg H2O/step   Detection limit is 125 µg H2O for a 5 g…

A: To decide True or False for the given scenario.

Q: 3.7 Name the following compound using the common name (sec-, iso, or tert-) for the appropriate…

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Q: Which pKa value best represents the indicated hydrogen? time H 20 15 none of these 25 30

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Q: For a simple reaction, S 1 P, k1 is the rate of the forward reaction and k-1 is the rate of the…

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Q: A student starts the recrystallization of benzoic acid experiment with 0.592 g of crude material.…

A: In the recrystallization process, an impure sample of a compound is dissolved in a hot solvent and…

Q: To neutralize the acetic acid contained in 10 mL of commercial vinegar, 18 mL of a sodium hydroxide…

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Q: For the following redox reaction, assign oxidation numbers A) what was the oxidizing agent B) what…

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Q: Carbon tetrachloride has a specific gravity of 1.590. How much would 45 gal of carbon tetrachloride…

A: Density = mass / Volume  We know that, Specific Gravity (S.G) = Density of compound / Density of…

Q: 16. At higher temperatures, the same reaction: 2 NO2(g) 2 NO(g) + O₂(g) follows second order…

A: #16: Arrhenius equation in logarithmic forms is: ln(k) = -EaR*1T + ln(A) If we compare the above…

Q: Experimental results describing a protein's amino acid composition are useful for estimating the…

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Q: Is the geometry of CH2BrCl, the same as CH3Cl and CH4? Briefly explain the evidence for your answer

A: Geometry of molecule depend on the bond pairs and lone pairs present on the central atom. If lone…

Q: Propoase a plausible mechanism for the following transformation: HO H [H3O*] EtOH

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Q: A 0.94 L glass vessel is to contain 1.86 g of CO2. The vessel can withstand a pressure of only 38.33…

A: Given -> Volume= 0.94 L  Weight of CO2 = 1.86 gm Pressure= 38.33 kpa = 38.33 × 103 pa

Q: 19tts hollo P17D.2 A first-order decomposition reaction is observed to have the following rate…

A: Here are required to find the activation energy of the reaction.