What is the relationship between pAg and pCl at the equivalence point in the titration of chloride ions with silver ions?  a. pCl>pAg b. pCl=pAg c. pCl=0 d. pCl

Q: A given indicator has Ka, Ind=7.9x10-9. This indicator would best be used for... a titration…

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Q: What is the result of adding lead(II) nitrate with sodium iodine?

A: With the help of solubility table, lead(II) nitrate and sodium iodide both soluble in water.

Q: Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen…

A: The enthalpy change is a state function and the Hess law states that the change of enthalpy in a…

Q: Determine the mass of 4.64% NaF solution that contains 6.27 g of F". g solution

A: The mass of solute in gram present in 100 g solution is known as the mass percent concentration of a…

Q: What would be the normality of 38 g of NaOH in 600 mL of solution? And How would you make 300 ml of…

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Q: How many σ-bonds are in the molecule?    σ-bonds How many π-bonds are in the molecule?    π-bonds…

A: The bond which is formed by sharing of electrons is called covalent bond.there are two types of…

Q: List different types of solutions used in parenteral compounding.

A: Parenteral nutrition therapy is a complex medicine. They consist of many macro- and micronutrients…

Q: Lepadiformine is a cytotoxic marine alkaloid that has cardiovascular biological activity. Draw the…

A: Given : structure of reactant Tip : SN2 reaction

Q: 5. Draw the major organic product(s) of each reaction and specify the most likel mechanism by which…

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Q: Are these 1-hexanol or 2-hexanol? Please help. I can't seem to figure it out, because when compared…

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Q: The molecule HI is: A) Homonuclear B) Heteronuclear C) Monatomic D) Nonpolar E) A radical

A: Homonuclear molecule formed when two or more than two same atom combine. Heteronuclear molecule…

Q: A 1,581,819 g car is traveling 0.823 m/s. Calculate the kinetic energy of the car in J. Do not…

A: Given : mass = 1581819 g              Velocity = 0.823 m/s

Q: What is the mass in grams of carbon dioxide that would be required to react with 45.2 g of LiOH in…

A: Given : mass of LiOH = 45.2 g               mass of NO2 = 80 g

Q: What substitution and elimination products (if any) might be obtained when each of the following…

A: Substitution reaction:-  In substitution reactions, The incoming nucleophile substitutes the leaving…

Q: 50.00 mL of 0.25 M HNO2 (nitrous acid, Ka = 4.74 x 10^-4) is titrated with 0.25 M KOH solution. What…

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Q: The pH at the equivalence point of the titration of ammonia solution by hydrochloric acid soluton is

A: Ammonia is a week base and hydrochloric acid is a strong acid. As we know At equivalence point,…

Q: ง What is the AGrxn° at 298 K for

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Q: How many moles of N2O are represented by 8.55 g of N2O The atomic mass of Nitrogen is 14.01amu and…

A: Given  Atomic  mass of Nitrogen (N)  = 14.01 amu Atomic mass of oxygen (O) = 16. 00 amu Mass of N2O…

Q: 1. Write balanced net ionic equations for the reactions that occur in each of the following cases.…

A: 1.spectator ions are those  ion which  represent in    both reactant and product side in net ionic…

Q: Would the calculated value of the molarity of the NaOH solution be too high or too low or unchanged…

A: We need to find the effect of water on NaOH molarity. The student is weighed a flask into which the…

Q: Calculate the formula or molar mass, to the hundredths place, of the following compounds.Write the…

A: Molar mass of a compound is the sum of individual atomic masses of the elements present in them. Let…

Q: A certain shade of blue has a frequency of 7.08 x 10¹4 Hz. What is the energy of exactly one photon…

A: Given : frequency = 7.08 × 1014 Hz  Tip : energy = h × frequency

Q: Which of the following statement is incorrect? Select all the incorrect statements, wrong choices…

A: Some statements are given, we need to find the incorrect statements among them.  These statements…

Q: Match the state function to its corresponding heat of reaction. Α: ΔΗ Β: ΔΕ

A: To solve this problem we have to know about qv and qp

Q: the molar solubility of Ba3(PO4)2 is 8.89 x 10 ^-9 M in pure water. calculate the Ksp for Ba3(PO4)2

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Q: Calculate the volume of 1.60 mol of gas at 2.30 atm and 25.0 °C. Show work for full credit. PV=nRT

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Q: 3.) Tetraphosphorus decaoxide reacts with water to form phosphoric acid, a major industrial acid. In…

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Q: Six 50.0 ml volumetric flask 1 through 6 are labeled. 10.00 ml of 2.00 x 10-1 M Fe(NO3)3 solution…

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Q: If a catalyst was added to this reaction, would it change, not change, increase or decrease the…

A: In this question we have to discuss about the effect of catalyst on the order of reaction. A…

Q: 0.302 grams of an antibiotic was dissolved in enough water at 23.6°C to make 500.0 mL of solution.…

A: We will use formula of osmotic pressure and given data to calculate the molar mass of antibiotic.

Q: I need to make a solution of 50% ethanol in water (by mass). The partial molar volume of water is…

A: The given solution is 50% ethanol in water by mass. Assume the mass of solution be 100 g. Thus, mass…

Q: oxygen gas can be generated by heating KClO3 in the presence of a catalyst KClO3--->KCl+O2…

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Q: Use the observations about each chemical reaction in the table below to decide the sign (positive or…

A: Answer: A reaction can be spontaneous when value of Gibbs free energy change ∆G is negative or less…

Q: With respect to the CIP rules, assign the groups high or low priority - also what is the overall…

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Q: A ground state hydrogen atom absorbs a photon of light having a wavelength of 93.73 nm. It then…

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Q: Use the MO diagram (below) to calculate the bond order for NO+. - - -p - - - Op -p 0₂ Question 13 of…

A: MO Diagram - A molecular orbital diagram, also known as a MO diagram, is a tool used to predict…

Q: Match each step with the atomic spectroscopy that it occurs in. Each answer may be used once, more…

A: AES (Atomic Emission Spectroscopy)- the method of chemical analysis which is used to determine the…

Q: 10. Calculate solution is 1.205 g/cm³. a. 2.55 M b. 4.30 M c. 1.79 M d. 0.53 M e. none of the above…

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Q: Aa.77. A mixture of 0.198 g of H2, 1.197 g of N2, and 1.007 g of Ar is stored in a closed container…

A: Given mass of H2  = 0.198 g         Mass of N2   = 1. 197 g      Mass of Ar  =   1.007 g Total…

Q: Six clean, dry, 18 x 150mm test tubes 1-6 was labeled.  5.00 L of 2.00 x 10-3 M Fe(NO3)3 solution…

A: Please note the typo in your question.  Actually, we have to add, 5.00 mL, NOT 5.00 L of 2.00 x 10-3…

Q: 5. Which of the following statements accurately describes the spontaneity of the reaction below?…

A: Given :-  The given reaction is            Al2O3(s) + 2Fe(s) → 2Al(s) + Fe2O3(s) ∆H°rxn = 830.8…

Q: Which is expected to have the highest vapor pressure? O C8H16 O Cg Hg O C2H4 O C₂H6

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Q: Palmitic acid (C16H32O2) is a dietary fat found in beef and butter. The caloric content of palmitic…

A: Palmitic acid(C16H32O2) undergoes combustion to form CO2(g) and H2O(l).  Sugar(C12H22O11) also…

Q: 4. In a titration of KOH solution, 0.0742 g of KHP is weighed into a flask and dissolved in…

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Q: Write the Molar St Mass?s?

A: Given : name of compounds Tip : first draw structure then determine molar mass

Q: Show your dimensional analysis and calculate the following: a. The number of molecules of CH4 in…

A: We know1mole= 6.022×1023molecules or atomsnumber of mole=massmolar mass1Kg= 1000gramsMolar mass of…

Q: The black line between elements 56 and 71 in the periodic table shown indicates that in the…

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Q: Which of the following descriptions are true? A. The products of electrolysis of molten NaCl, Na and…

A: We have to select the statements that are TRUE.  #A: The electrolysis of molten NaCl produces Na(l)…

Q: You obtain an A280 of 5.32 for your sample of crystallin. Knowing that the extinction coefficient…

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Q: 7. A student used acidified Fe²+ (aq) to standardize a solution of K₂Cr₂O, The data for the trial…

A: Here we are given the titration of Fe2+ vs K2Cr2O7. 25 ml of 0.3 M Fe2+ was used and the volume of…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.