a 0.2501 g sample of sodium bicarbonate (96.5% NaHCO3) is titrated with 0.1165 N sulfuric acid, what volume of the acid is required to reach the end point?

Q: TITRATION PROBLEM-SOLVING: 74.5 ml of 2.61 M sodium hydroxide is added to 99.2 ml of acetic acid,…

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Q: With the help of a suitable enthalpy cycle explain what happens when an ionic compound such as NaCl…

A: When NaCL dissolved in water there exists ion-ion dipole bond,which cause stability.

Q: Which is not a drying agent? anhydride CaCl2 sodium bicarbonate sodium sulfate none • all

A: Drying agent are those which absorbs moisture from air.

Q: Under what conditions of temperature and pressure are gases most likely to behave ideally?

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Q: A3 Anionic polymerization of styrene is generally known to produce polymers with a narrow molecular…

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Q: How long would it take to deposit 50.0 mg Cu at the cathode of an electrolysis cell containing 6.0 M…

A: Weight of Cu = 50.0 mg = 50.0 × 10-3 gm = 0.050 gm (1gm = 1000 mg) Current (i) = 150 mA = 0.150 A…

Q: Consider a voltaic cell with the cell notation shown below. Which of the following statements is…

A: Here we have to predict the incorrect statement for the following given Galvanic cell reaction.

Q: 11. Draw a potential energy diagram for a two-step reaction in which the activation energies are 10…

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Q: The electron configuration of a ground-state copper atom is O [Ar]4s24p63d³ O [Ar]3d⁹ O [Ar]4s23d⁹ O…

A: The ground state electron configuration represents the association of electrons in orbitals around…

Q: Select all the groups that are visible in Spectrum 6. Amine Hydroxyl Alkene

A: IR spectrum helps in identifying the functional groups present in  molecules.

Q: The amount of hydrogen peroxide in a sample may be determined by reacting it quantitatively with…

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Q: B) Derive the work expression during the polytropic process (P₁v₁" =P₂v₂ Constant) of an ideal g

A: Given polytropic process is :  P1V1n = P2V2n = Constant  => PVn = K(constant)

Q: 9. What is the volume of 120. grams of neon gas at STP (2-step conversion)?

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

Q: What are the difficulties that make oil companies move away from oil production to extracting it…

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Q: An equilibrium mixture contains N2O4N2O4, (P=P= 0.30 atmatm ) and NO2NO2 (P=P= 1.0 atmatm ) at 350…

A: Given :  Partial pressure of N2O4 at equilibrium = 0.3 atm  Partial pressure of NO2 at equilibrium =…

Q: Draw the curved arrows and the products formed in the acid-base reaction of HBr and NH3. Determine…

A: Direction of equilibrium The direction of equilibrium depends upon the weak acid and base . In the…

Q: 4. A sample of the amino acid cystine has a specific rotation of -68°. Pure (-)-cystine has a…

A: we need to calculate the mole percentages of both enantiomers in the sample

Q: A 0.500 mL of sample of egg shell was crushed and reacted with a 35.00 mL of 0.4 M of Hydrochloric…

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Q: If a particular 150 amino acid polypeptide is known to sample 4 preferred states as it folds into…

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Q: 5. Aluminum hydroxide reacts with sulfuric acid as follows: 2Al(OH)3(s) + 3H₂SO4(aq) → Al2(SO4)3(aq)…

A: a)  2Al(OH)3(s) + 3H2SO4(aq) → Al2(SO4)3(aq) + 6H2O(l) moles of Al(OH)3 react = 0.500 mol moles of…

Q: Practice Exercise of precipitation titration: Calculate the titration curve for the titration of…

A: Initial mmoles of AgNO3 or Ag+(aq) taken for titration = C*V = 0.0500 molL * 50.0 mL = 2.50 mmol…

Q: identify the half-reaction and calculate the cell potential of the following reactions. The cell…

A: Greater the value of standard reduction potential, greater is the tendency to get reduce and…

Q: The density of acetic acid is 1.05 g/ml. * 10 ml of commercial vinegar was taken during titration…

A: Given: The density of acetic acid = 1.05 g/ml The volume of commercial vinegar taken = 10 ml The…

Q: A copper penny dropped into a solution of nitric acid produces a mixture of nitrogen oxides.The…

A: We have to calculate the cell potential for the given reaction

Q: Galvanic cells are electrochemical cells that generate electricity while electrolytic cells that…

A: In this question, we will see that the give statement is true or false.  You can see the explanation…

Q: An equilibrium mixture contains N2O4N2O4, (P=P= 0.30 atmatm ) and NO2NO2 (P=P= 1.0 atmatm ) at 350…

A:

Q: Consider the coordination compound [FeCl₂(NH3)4][FeBr4]. Which of the following is a coordination…

A: we have to select the coordination isomer of the given complex

Q: Calculate the pH value when titrated between 25 ml of weak acid HA concentration of 0.3 (104 x 6.6…

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Q: 2.5 [1]What type(s) of intermolecular forces exist between the following pairs. [2] Draw the…

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Q: Aluminum metal is produced by heating aluminum oxide, Al₂O3(s), and other substances to almost 1000…

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Q: Which one of the following sets of quantum numbers is not possible? O 3,0, 1, +1/2 O 3, 0, 0, +1/2 O…

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Q: Calculate the pH value when titrated between 25 ml of weak acid HA with concentration of 0.3 (104 x…

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Q: The reaction between selenious acid and iodide ion in acid solution is H2SeO3 + 6I- + 4H+ ⇌ Se +…

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Q: If a 0.50 mol/L weak acid is diluted to 0.050 mol/L at constant temperature, which of the following…

A: Given, Initial concentration of weak acid H+ = 0.50 M  Diluted concentration of that acid H+ = 0.050…

Q: A sample of manganese weighing 1.743 g is dissolved in 4.00 M HCl. What (minimum) volume of HCl is…

A: In this question we will apply the concept of redox reaction and we will write the balanced chemical…

Q: Ca(NO3)2 (aq) + 2 KIO3(aq) → Ca(IO3)2 (s) + 2 KNO3(aq) Calcium nitrate Potassium Iodate 1.00 0,200…

A: Given following balanced Chemical equation -  Ca(NO3)2(aq) + 2KIO3(aq) ---> Ca(IO3)2(s) +…

Q: Consider the following equilibrium: N₂ (g) + 3H₂(g) → 2NH3 (8) AG: =-34. kJ Now suppose a reaction…

A: given, [H2] = 3.70 atm  [NH3] = 8.46 atm

Q: A chemist measures the energy change AH during the following reaction: Cl₂(g) + H₂(g) → 2 HCl (g)…

A: Given reaction : Cl2 (g) + H2 (g) → 2 HCl (g) ΔΗ= -184. kJ

Q: The amount of hydrogen peroxide in a sample may be determined by reacting it quantitatively with…

A:

Q: Consider the Ellingham diagram shown below. Choose the INCORRECT statement among the following…

A: Ellingham diagram is the graph plotted between ∆G° and Temperature for the formation of oxide for…

Q: When equal quantities of 0.250 mol/L hydroiodic acid and 0.250 mol/L ammonia are combined the…

A: Hydroiodic acid (HI) is a  strong acid and ammonia ( NH3)  is a weak base.

Q: Practice Exercise Hydrogen peroxide (H₂O₂) decomposes into water and oxygen: H₂O₂(e)→ H₂O(l) + O₂(g)…

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Q: An experiment was done to observe which factors promote the corrosion of iron. Which of the…

A: Zn bein more reactive than iron would act as sacrifacial protection layer and would slow down tha…

Q: 23. (a) Calculate the wavelengths of the first three lines of Lyman, Balmer and Paschen series. (b)…

A: given lines of Lyman , balmer , paschen

Q: Suppose the decomposition of ozone proceeds by the following mechanism: step elementary reaction…

A: For a reaction,  aA  +  bB  ---->  Products Rate = k [A]x [B]y where k is the rate constant and x…

Q: If the percent yield for the following reaction is 75.0%, and 25.0 g of NO2 are consumed in the…

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Q: Question 50 Which of the following follows the Octet Rule? O 13 O XeF4 O SeF4 O BeCl4 2 O BF3

A: The molecule will follow octet rule when it has 8 electrons in it's valence shell.

Q: 5. Draw a valence bond orbital (VBT) representation of NH3, ammonia. Use singly barbed arrows to…

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Q: 8. X is an unknown element at 1000 °C and 10.0 mmHg has a density of 8.8 x 104 g/L in gaseous state.…

A: Dear student , since you have posted multiple questions we will allow to solve only first question…

Q: Balance the equation by the change in oxidation-number method: KMnO₄ + HCl ⟶ KCl + MnCl₂ + Cl₂ + H₂O

A: The unbalanced chemical equation is: KMnO₄ + HCl → KCl + MnCl₂ + Cl₂ + H₂O We follow the below steps…

Precipitation Titration

Precipitation analysis is used to analyze drugs, and to measure the salt content in food and beverages. It is an important concept from the examination point of view many practical questions are asked on the topic. This topic is significant in the professional exams for both undergraduate and graduate courses, especially for