In a titration, the initial reading on my burette was 1.50 mL and the final reading was 15:7 mL. What is the value of titer? Type only the numerical value in 3 significant figures.

Q: The second law of thermodynamics states: O All exothermic processes also increase entropy. The…

A: Answer: Entropy is the measure of system's disorderliness or randomness. In more possible states…

Q: A ОН ОН Which fatty acid will not undergo hydrogenation? ов O Neither A nor B O A O Both A and B B

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A: Given reaction is :  Predict the major product of the reaction = ?  Options are :

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Q: For each of the reaction types, select the type of organic compound produced. Responses on the right…

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Q: Estimate the amplitude (in m) of the smallest vibration of an HBr molecule (see the textbook example…

A: Frequency at which a Molecule vibrates is called vibration frequency.

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A: Answer: According to Beer-Lambert's law A=εbC Here: A=absorbanceε=molar absorptivityb=path…

Q: Question What is the normality of o.0824M H3PO4? Type only the numerical value in three significant…

A: The normality can be calculated as follows

Q: reaction has a rate constant, k = 0.0866 M-1 s-1. What is the half-life (seconds) when the initial…

A: k = 0.0866 M-1 s-1 [Ao] = 4.27 M

Q: Br H3C. The IUPAC name of the compound is

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A: CaCO3  being basic in nature can react with  acid to form Salt and Carbon dioxide

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Q: At 25oC, the Ka for a certain monoprotic acid HA is 6.2x10-10. What will be the Ka value for the…

A: Which one of the following is correct answer

Q: Draw the structure of b-D-galactose molecule using  1C4 chair conformation.

A: Draw the structure of b-D-galactose molecule using  1C4 chair conformation.

Q: (b) Molecule X undergoes the photophysical processes listed below. Name each process (1) - (5) and…

A: Here we are required to label different photo physical process a molecule X undergoes.

Q: In an acid-base titration experiment, 36.44 mL of NaOH was placed in the Erlenmeyer flask and…

A: We have to predict the moles of NaOH present at end point.

Q: Do research on one of the following topics and construct a 3 paragraph informative summary on the…

A: Hii there, As there are multiple question posted. we are answering first question. If you need…

Q: At what temperature in Kelvin will a reaction have AG = 0, when AH=-24.2 kJ/mol and AS = -55.5…

A: ∆G = 0  ; ∆H = -24.2 KJ/mol  ∆S = -55.5 J/k.mol  Temperature in kelvin = ?

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A: Ring planar

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A: According to the Faraday's  first law of electrolysis Deposition of an element  due to the flow of…

Q: Use the References to access important values if needed for this question. The substance krypton has…

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Q: 3.Which has higher ionization energy, potassium cation or chlorine anion? Why?

A: Ionisation energy is the minimum energy required to remove the most loosely bound electron.

Q: Match each of the following with the correct answer. v Benzoyl chloride and propan-2-amine A. Butyl…

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Q: Write balanced half-reactions for the following redox reaction: 6 Cl,(g)+C,H,OH(1)+3 H,0(1) - 12 CI…

A: Reduction :-  The process of addition of hydrogen or loss of electrons or decrease in oxidation…

Q: Fill in the blanks: (CH;),COK THE Br The reaction will most likely proceed via the mechanism because…

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Q: Which of the following functional groups are found in ALL open-chain monosaccharides? Check all that…

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Q: a the reaction SO2 + 2 H2S-3S+2 H20 O a. sulfur is oxidized and hydrogen is reduce O b. sulfur is…

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Q: Fill in the blanks: The difference in energy between benzene and 1,3,5- Cyclohexatriene is called…

A: 1) The difference in energy between benzene and cyclohexatriene is called resonance energy  Benzene…

Q: Question 26 of 42 CH3 CH3 CH3 CH2=CCH,CHCH,OH H2S04, H;C H3C Referring to the above reaction: 1.…

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Q: Which mechanism(s) is/are favored or disfavored with the following base/nucleophiles? (SB= strong…

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

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Q: In the reaction 2K + Cl, 2KCI, the element oxidized is O a. Cl O b. K O c. C12 Od. K+

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Q: Formula Structure NH NH |C4H11N5 `NH2 For Metformin Draw what your molecule would look like at a pH…

A: The answer is as follows:

Q: sign of the entropy change

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Q: isouthin which of the falLlowing Salu tiom ane bufferx 0.100M`NH4+ and O.05OMNH 0.600MCH cO0 and…

A: Buffer solution: The solution that resists the change in pH is known as a buffer solution. The…

Q: Locky

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Q: In the electrolysis of an aqueous AGNO3 solution, 0.49 g of Ag is deposited after a certain period…

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Q: Cinnamaldehyde is one of the primary constituents of cinnamon oil and contributes significantly to…

A: This question belong to reaction mechanism of carbonyl compound. This question have done question…

Q: 2) DEt 3) ind H.

A: You are asking to solved all subparts, I will solved first three subparts for you. rest of question…

Q: Calculate Ecell (volts) for the galvanic cell containing the reaction shown below where the…

A: Ecell can be calculated using nernest equation. For this first we need to calculate E°cell using…

Q: sample of 20.1 g of a candy bar was burned in a calorimeter. The calorimeter was calibrated to have…

A: All the necessary calculations have been done in the following step.

Q: An instrument reading for a standard solution whose concentration is 8.0ppm is 0.651.This same…

A: Given that -  Molarity of standard Solution = 0.651  Molarity of unknown = 0.597  ppm Concentration…

Q: A. The Second Law of Thermodynamics Calculate the entropy change, ASºuniverse for the following…

A: Given, CO(g) + 2H2(g)  ➝  CH3OH(l) Temperature (T) = 25°C = (25 + 273.15) K = 298.15 K Standard…

Q: A sample in a1-cm cuvette gives an absorbance reading of 0.558. If the absorptivity for this sample…

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Q: I conducted an experiment using a glucometer with a lancet. Solutions were prepared to measure the…

A: Glucometer is used to measure sugar level in blood.