Which is more "correct", a theory or law?

Q: Enter your answer in the provided box. Calculate the pH of a 0.028 M Ba(OH)2 solution. pH =

A: We know that pH of solution can be calculate as  pH=14-pOHwhere pOH=-logOH- Given solution is…

Q: 0= .Et 2) 3) phenol + CO₂ 1) i + CH₂l - KOH ii-H* NaOH

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

Q: Br но EN

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Q: Suggest a biosynthetic pathway for A.

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Q: "Synthesis gas" is a mixture of carbon monoxide and water vapor. At high temperature synthesis gas…

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Q: [대]

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Q: What does the VSEPR model stand for and how does it affect the electrons in a molecule? What do the…

A: VSEPR stands for Valence shell electron pair repulsion. It is a theory used to predict the geometry…

Q: Analysis of an unknown plant extract yield two peaks X and Y in a chromatogram, 15.65 and 17.03 min…

A: Two peaks X and Y in a chromatogram yields in 15.65 and 17.03 min respectively in a 30 cm column.…

Q: Some chemical reactants are listed in the table below. Complete the table by filling in the…

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Q: Enter your answer in the provided box. Calculate the pH of a 0.035 M C-H5N (pyridine) solution. The…

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Q: The molecular formula for isopentane is the same as regular pentane mistake O O correct

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Q: A certain metal M forms a soluble sulfate salt MSO4. Suppose the left half cell of a galvanic cell…

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Q: Students were tasked to perform the ideal gas experiment with some modifications. Instead of…

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

Q: 1 mol of gas containing O₂ 20%, N₂ 78%, and SO2 2%, find the composition of the gas on an SO₂ - free…

A: Given, 1 mol of gas contains : Sl.no Component Percentage composition  1 O2 20% 2 N2 78% 3…

Q: 2) 3.35 mL of 0.05 mol/L HCI solution was added to 10 mL of buffer solution at pH 5.25. Calculate…

A: We are given : Volume of HCl = 3.35 mL = 3.35 × 10-3  L Molarity of HCl = 0.05 mol/L Volume of…

Q: Show how you would accomplish the following syntheses in good yields. Please help & thank yo

A: Here we are required to predict the product of the reaction

Q: 3. Determine the volume of hydrochloric acid needed to reach the equivalence point during the…

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Q: A particle is immersed in a gas. What would happen with the gas pressure the particle experiences if…

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Q: Which substance can be described as cations bonded together by mobile electrons? a.C(graphite)…

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Q: A battery consists of which type of cells? Electrogenic Electrochemical Electroplating…

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Q: The technique of the sorption purification of living body, in which adsorption of toxic substance…

A: Answer is option (c) enterosorption.

Q: 4. A chemist isolated a compound in the lab with the formula of C,H,Br. This chemist quickly…

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Q: Current molarity: 0.001 M Adjust the molarity of the solution by using the slider below Current pH:…

A: For a buffer solution- pH = pKa + log [Base/Acid]   For citric acid pKa = 4.25

Q: an automobile battery the O Oxidized Reduced Both oxidized and reduced Chemically inert Converted…

A: In lead storage battery which is used in automobile is secondary battery. Which can be recharge…

Q: TEST/REAGENT EXPERIMENTAL OBSERVATION Brick red precipitate A. Orcinol a. B. Benedict's test b.…

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Q: What is the formula of the coordination compound containing anion [Fe(OH)6]4- and cation K+ ? a.…

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Q: What is the number of moles of glucose (CH₂O) in 0.500 L solution? of a 0.40 M

A: Given, Molarity of glucose (C6H12O6) solution = 0.40 M = 0.40 mol/L Volume of glucose (C6H12O6)…

Q: 9a. The [Ir(en)3]3 cation can exhibit chiral properties. Draw the two non-superimposable isomers for…

A: [ Ir(en)3]+3 cation can exhibit chiral properties. Draw the non-superimposable isomer for this…

Q: OH НО III Ill Ill Ill I I

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Q: Which type of chromatography is paper chromatography? a. Liquid-liquid chromatography b.…

A: Chromatography is a technique used to seperate components from a mixture. Here we have to tell what…

Q: Which of the following is expected to be moderately soluble in both water and benzene? H H C=C…

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Q: 10. What volume will 100.0 grams of argon gas occupy at 125.0 °C and 755 mm Hg? (

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Q: O

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Q: Based on the table below, which sample has the lowest melting point? Fat or oil Palmitic A 24.6 B…

A: There are 4 samples are given having different% of fatty acid by weight.

Q: Use the data below to determine the ΔHrxn for the following reaction: H2C=CH2(g) + 3O2(g) è 2CO2(g)…

A: ∆Hrxn can be calculated using given bond energies.

Q: Match the given product to its possible reaction. HO HO H₂N Choose... Choose... Aminolysis of…

A: Given,

Q: While working in a metal processing facility, Letlen had accidentally mixed two metal vats together…

A: Given the total mass of the homogenous alloy sample of Cd and unknown metal taken for titration =…

Q: Give the IUPAC name of the following: H Answer: Give the IUPAC name of the following compound. OH…

A: To write iupac name we have to follow some rule 1.first of all select longest carbon chain including…

Q: Acetylene gas reacts with oxygen and burns at high temperature in an acetylene torch. a. Write the…

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Q: A sample of gas has a volume of 4.5 L at 100.0 °C and a pressure of 732 mmHg. What will be the new…

A: Given the pressure, P is constant. According to Charle's law, at constant pressure, the Volume(V) of…

Q: Which of the following below are endothermic process(es)? One or more processes may be chosen.…

A: Endothermic process is the process in which heat is absorbed.

Q: CI p CH3 B

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Q: Carbon dioxide gas can be pumped into coal seams underground to release trapped methane gas.…

A: We have find out the molar volume of carbon dioxide gas at 700 °C and 6500 kPa.

Q: ∞ HO Br H3C COO H An Me Me C H3

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Q: CaS is a... 1. covalent compound 2. ionic compound 3. metallic compound 4. none of the above

A: Given,CaSRequired,                   Type of compound

Q: Glyceryl tricaprate (or tricaprin) is a triacylglycerol used in foods, drugs, and cosmetics as an…

A: Given,

Q: A 270.0 mL sample of a sugar solution 2.01 g of sugar has an osmotic pressure of 30.4 mmHg at 35.5…

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Q: 1000 mL of 0.45% NaCl IV for 6.5 hours Drop factor: 60 gtt/mL Flow rate: ________ gtt/min

A: IV flow rate An IV flow rate is a way of describing the rate of an intravenous infusion based on the…

Q: It is a component of nylon 66. a. Phthalic acid b. Lauric acid O c. Benzoic acid d. Adipic acid e.…

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Q: Q1/ Calculate the concentrations of the an ions species in (0.1 M H₂ASO4): [H], [OH'], [H₂ASO4],…

A: Since ka1 >>>Ka2 >>>> Ka3  so only first step is contributing in [ H+]