How the pH epectrode recognize the sample being measured? Explain thoroughly.

Q: Classify each salt as acidic, basic, or neutral. Drag the appropriate items to their respective bins...

A: Given species are KNO3 , NaHCO3 , NH4Cl We have to identify the given compounds/ species are Neutral...

Q: Calculate AHxn for the reaction 2Ni(s) + 2S(s) + 30,(g) → 2Niso,(s) from the following information: ...

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Q: 8. How many liters of solution are needed to make a 1.66M solution containing 3.15moles of FeCl3?

A: • The values provided in the question are:-      i) Number of moles of FeCl3 , n = 3.15 mol   ii) Mo...

Q: The refining of aluminum from bauxite ore (which contains 50.% Al2O3 by mass) proceeds by the overal...

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Q: the solid?) OH OEt cinnamaldehyde cinnamic acid ethyl cinnamate 1. Dissolve in ether 2. Add aq. NaOH...

A: Polar solute or ionic solute will dissolve in aqueous solution as water is a polar compound  Where n...

Q: B. Kinds of Mixtures Solubility with water (Soluble or Insoluble) Classification Tyndall Effect (Sol...

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Q: Using the Debye-Huckle relation logY ± 10 show how one obtains the 1+B/H equation log,c, A/u 0. 5pK ...

A: log10γ+/-=-Aμ1+Bμ               (1)

Q: Which of the following structures (from Figure #21) represents the C-5 epimer of D-idose? CHO но H- ...

A: C-5 epimer of D-idose means there is only change in configuration at fifth position of carbon and th...

Q: What is true about the given chemical reaction, HF(aq) + H2O(l)  F-(aq) + H3O+(aq)     a. H2O is...

A: According to Bornsted-Lowry theory, when an acid donates a proton to a base then the compound formed...

Q: What is the pH of a solution containing 0.453 mol L-1 HF and 0.267 mol L-1 F- ? Round your answer to...

A: Given,  [HF] = 0.453 M  [F-] = 0.267 M  What is the pH of the solution = ?   

Q: For 223FT, number of protons = number of neutrons = + and number of electrons = For 227 Fr, number o...

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

Q: CO,Me OSIME, CO,Me Br

A: We have to draw the mechanism. And also we have to tell about the stereochemist of the compound and ...

Q: Topic: Isolation of Crude Ovalbumin from Egg White by Ammonium Sulfate Precipitation (Salting Out) ...

A: The experiment is about isolation of crude ovalbumin, which is a protein.

Q: (CH:(CH-),CH;) reacts with gaseous oxygen gas (o,) to produce gaseous carbon dioxide (Co,) and gaseo...

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Q: "Photosynthesis is a process in which light energy is captured and stored by an organism, and the st...

A: Given structure and the labelled carbon:

Q: the following solution a buffer? Each solution was prepared by mixing and diluting appropriate quant...

A: Concept is based on buffer preparation:

Q: Which reaction mechanism of a Lewis acid reacting with a Lewis base is correct?

A: Lewis acid and bases:

Q: 20.00 moles of helium are mixed with 5.00 mole of oxygen gas in a 15.00 L container at 22 0C.   a. C...

A: Given that:  Moles of helium = 20.0mol Moles of oxygen = 5.00mol Volume(V) = 15.00L T = 22°C = 22°C+...

Q: 1. What is the mole fraction of 40% phenol(C6H6O) in benzene (C6H6)? 2. In a solution of naphthalene...

A: Answer: Mole fraction of a substance is the ratio of moles of that substance and total number of mol...

Q: What is the total number of oxygen atoms on the right-hand side of this chemical equation? Ca(OH),(s...

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Q: uogenba jeD e Buisn auepea e Joi BuiAOS Ammonia (NH3) chemically reacts with oxygen gas (O2) to prod...

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Q: Suppose a 250. mL flask is filled with 0.30 mol of Cl, and 0.70 mol of HC1. The following reaction b...

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Q: Consider the equilibrium system described by the chemical reaction below. Calculate the value of Qc ...

A: Given -> Weight of C = 11.1 gm Weight of H2O = 2.45 gm Weight of CO = 15.3 gm Weight of H2 = 7.55...

Q: The change in the Gibbs energy of a certain constant-pressure process was found to fit the expressio...

A: Given , The process is constant pressure process.  

Q: Decide how the objects in the following table would be listed, if they were listed in order of incre...

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Q: A mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into gas...

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Q: While ethanol (CH,CH,OH) is produced naturally by fermentation, e.g. in beer- and wine-making, indus...

A: Given,  Volume of the container = 75 L Initial moles of ethylene = 10 mole  Initial moles of water v...

Q: calculate the joules needed to freeze 35.2g acetic acid

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Q: Solve for x. -16 -8 x-3

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Q: Use standard reduction potentials to calculate the equilibrium constant for the reaction: Co2+(aq) +...

A: Standard electrode potential value of the given cells are as follows E°Cu2+/Cu =0.337 V and E°Co2+/C...

Q: An aqueous solution at 25 °C has a pH of 9.5. Calculate the pOH. Be sure your answer has the correct...

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Q: Ammonia has been studied as an alternative "clean" fuel for internal combustion engines, since its r...

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Q: A mixture of A and B has a liquid-vapor phase diagram as shown in the picture which is not ideal. As...

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Q: b)

A: An alkene is carbon double bond carbon with 2 hydrogen on each carbon. A substitution replaces H wit...

Q: Draw the major product of this reaction. Ignore inorganic byproducts.

A: Carbonyl compound acts as electrophile and alkyne acts as nucleophile. Alkyne attacks carbonyl compo...

Q: • Sodium metal reacts with hydrogen to form sodium hydride (NaH) 2Na + H,-------> 2 NaH f 10 grams o...

A: Recall the data, mass of Na =10 g, molar mass = 23 g mol-1 mass of H2= 8 g , molar mass = 2 g mol-1 ...

Q: When 34.9 g of benzamide (C,H,NO) are dissolved in 500. g of a certain mystery liquid X, the freezin...

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Q: grams of PbBr, w

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Q: Flow Chart for the Determination of Group I Cations Ag', Pb, Hg, + 6 M HCI 2+ I centrifuge Solid AgC...

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Q: Draw the major product from this reaction. Use wedge and dash bonds to indicate relative stereochemi...

A: We have to draw the major organic product of the given reaction.  

Q: Measurements show that the enthalpy of a mixture of gaseous reactants decreases by 365. kJ during a ...

A: Answer: This question is based on the first law of thermodynamics which is based on the conservation...

Q: Isotonic saline solution is 0.154 M NaCl(aq). What is the solubility of AgCl (Ksp = 1.8 × 10−10) in ...

A: Given data : Concentration of NaCl = 0.154 M Ksp of AgCl = 1.8 × 10-10

Q: In two separate test tubes, put 5 mL each of coconut oil/cooking oil. To one test tube, add 5 mL of ...

A: In this activity,  5 milliliter coconut oil was taken in one test tube and 5 milliliter coconut oil ...

Q: For the following reaction, 58.6 grams of potassium hydroxide are allowed to react with 37.9 grams o...

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Q: Determine the molecular formula of the compound with a formula mass of 42.08 g/mol is found to be 85...

A: From the percentage of amount of Carbon and hydrogen we can determine ratio number of carbon and Hyd...

Q: Why does chalcone synthesis turn into paste if the chalcone was solid? Is the base of the mechanism ...

A: Answer: In chalcone synthesis, the chalcone is in solid form but it turns into paste form due to som...

Q: 1. Choose from the given molecules the one that would give the following infrared spectrum. Using th...

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

Q: How many stereoisomers are possible for an aldopentose?

A: Stereochemistry is branch of chemistry in which we deal with arrangement of atoms in molecules.

Q: 1. CI AICI, followed by hydrolysis 2. CI AICI, 3. NH,NH2 followed by NaOH (heat) O:

A: ->benzene give electrophilic aromatic substitution reaction. ->NH2-NH2 used for reduction of c...

Q: Write the molecular equation for the reaction of magnesium with oxygen in the air in the presence of...

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