During the titration of 20.0 ml 0.115 M HCl, 12.2 ml of 0.204 M NaOH was already added. Calculate the pH at this stage of titration.

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Q: Draw a dipeptide of lysine

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Q: (b) Explain the characteristic Pd-Cl and Pd-N stretching bands obtained in cis- [Pd (NH3)2 Cl₂] and…

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Q: 10) Classify the bonds of the following compounds as polar or non-polar. a) CH b) CO₂ c) NF,

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Q: Example 7. An electric current of 100 ampere is passed through a molten liquid of sodium chloride…

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Q: If you have 169.1 mL of a 0.5650 M solution of sodium hydroxide, how many mL of a 0.450 M solution…

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Q: Predict the K vs T plot that best reflects this reaction. CH₂CH₂Br(aq) + Cl(aq) → CH₂CH₂Cl(g) +…

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Q: Write balanced half-reactions for the following redox reaction: 3+ 3 Cl₂(g) + 2 Cr³+ (aq)+7 H₂O(l) →…

A: Answer: Word Redox is the combination of Red (from reduction) and Ox (from oxidation), that's why…

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Q: n Dean applies a current to a molten mixture of ZnCl₂, PbF₂, and MgI₂, the cations Zn²+, Pb²+, and…

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Q: 1. A Twinkie snack cake contains 220 Calories of energy. Convert this value to joules. a. 28 J b.…

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Q: A limitation of Lithium-ion batteries is that: A) The lithium ion (Li) has a low reduction…

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Q: For a reaction of the form X²+ -0.50 V. If the concentration be needed to have E = -0.58 V. Your…

A: Given-> X2+(aq) + Y2(s) ------> X(s) + 2Y+(aq) E°cell = -0.50 V Ecell = -0.58 V [X2+] = 0.580…

Q: 3. Fog is a colloidal solution of (a) solid in gas (c) liquid in gas (b) gas in gas (d) gas in…

A: Given, Fog is a colloidal solution of-

Q: Using the data, which DG vs T plot most accurately reflects this reaction? CI -OH OH AH ran -110.6…

A: Given: ΔH = -110.6 KJ/mol = -110600 J/mol.                            (Since 1 KJ = 1000 J) And ΔS =…

Q: What is the molarity of chlorlide ions in a saturated solution of PbCl2 (Ksp = 1.2 x 10-5) that was…

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Q: Calculate the free energy, AG°, (kJ/mol) for the galvanic cell performing the following reaction as…

A: Calculate the E°cell  for given redox reaction  Ca -------> Ca2+ +2e-          E°ox = +2.87v…

Q: What quantity in moles of chlorine gas at 120.0 °C and 33.3 atm would occupy a vessel of 14.0 L?

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Q: Chemistry please neat writing! 13.28 Pick an appropriate solvent(s) from table to dissolve each of…

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Q: Hydrogen chloride gas and oxygen react to form water vapor and chlorine gas. What volume of chlorine…

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Q: A student made measurements on some electrochemical cells and calculated three quantities: • The…

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Q: Write both an equation using lewis structures and a balanced chemical equation for the reaction…

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Q: A chemist prepares a solution of zinc oxalate (ZnC₂04) by measuring out 0.0029 µmol of zinc oxalate…

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Q: Calculate the cell potential for the galvanic cell in which the reaction. Ti(s) + Cu²+ (aq) Ti²+…

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Q: For each of the following compounds, decide whether the compound's solubility in aqueous solution…

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Q: Calculate the molar mass of a certain gaseous organic compound having a density of 0.00356 g/mL at…

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Q: Sam wanted to perform a chemical reaction using 8.22 moles hydrogen gas and 4.11 moles of oxygen gas…

A: To Calculate mass from moles , we would use formula :  Mass = Moles × Molar mass

Q: You have 2.00g of sodium and 1.00g of calcium chlroide. Which of these is the limting reactant? Show…

A: Given :- Mass of Na = 2.00 g  Mass of CaCl2 = 1.00 g  To determine :-  Limiting reactant

Q: 4. Which one of the following characteristics is associated with adsorption? (a) AG and AH are…

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Q: Know classification/mechanism of inhibition for: phenolics, halogens, oxidizers, heavy metals,…

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Q: Which one of the following two compounds has the stronger IMF - and therefore the higher boiling…

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Q: Example 10. 2.82 g of glucose (mol. mass=180), are dis- solved in 30 g of water. Calculate the : (i)…

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Q: Predict the product of the following reaction: Na OH, H₂O 2

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Q: Write the radioactive decay stated in the following: a. positron emission of Cerium-138 b. beta…

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Q: Co2+(aq) + 2e- --> Co(s)  -0.30 V Cd2+(aq) + 2e- --> Cd(s)  -0.44V [Co2+(aq)] = 0.0010 M…

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Q: What is the emf of a galvanic cell consisting of a Cd2+/Cd half-cell and a Pt/H/H₂ half-cell at the…

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Q: 1. Determine the most probable radius r at which electron will be found when it occupies the Is…

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Q: Which of the following is the strongest acids? A. Benzoic acid, K₂ = 6.25 x 10-5. B. Formic acid, K₂…

A: pKa value: pKa value negative logarithm of the acid dissociation constant (Ka). pKa = -logKa Low pKa…

Q: A 40.0 g sample of potassium metal is allowed to react with excess hydrochloric acid to produce H2…

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Q: MENIN MENAMPANG WIPERKINS AVAN Propose a product for the following reaction: CH3 0 CH2 CH₂ H₂C…

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Q: Calculate the molar solubility in pure water of the hypothetical compound, XY3 that has Ksp value of…

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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.