What is the pH at the equivalence point in the titration of a 20.7 mL sample of a 0.452 M aqueous hypochlorous acid solution with a 0.443 M aqueous potassium hydroxide solution?

Q: What reagents are needed to carry out the conversion shown? N- OCH3 CI- OCH3 Cl2/FeCl3; HNO3/H2SO4;…

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Q: List the following species in the order of decreasing nucleophilicity in DMSO. OH CH;COO CH;S CH3OH

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Q: Draw the Lewis structure of PF3 and Plg. Determine which statement best describes the Lewis acid or…

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Q: What is the pHpH of a solution with [H3O+]=8.1×10−5[H3O+]=8.1×10−5 MM?   4.09 -9.42 -4.09 1.00

A: • The values provided in the question are:-       i) Hydronium ion concentration of a solution,…

Q: A certain liquid X has a normal freezing point of -1.00 °C and a freezing point depression constant…

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Q: Traces of heavy metals, such as Cu* and Pb*", in water bodies can be separated through fractional…

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Q: A certain liquid X has a normal freezing point of 5.70 °C and a freezing point depression constant…

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Q: 4. Br MeO Meo Me 5. Me Meo

A: 4. Ylide preparation followed by Wittig reaction. 5. Ylide preparation followed by Wittig reaction.…

Q: 15 16 17 18 19 20 21 22 23 24 25 26 -4 -1 At a certain temperature this reaction follows first-order…

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Q: Question 1 What is the order of an E2 reaction? O third order O zeroth order O second order O first…

A: E2 reaction is a bimolecular elimination reaction and it is one step mechanism.

Q: Predict the mode of decay and the product for 22 Ac. Select one or more: Oa. Alpha emission b. Beta…

A: 227Ac undergoes two type of decay. It mainly undergo beta emission but sometimes it also emit alpha…

Q: CH3 но MCPBA H3C-MgBr CH3

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Q: NaH, THF 1. Ph3P. Br e 2. NaOH, H2O2, НаОТHF 3. Mezs I H. NaH, THF

A: In wittig reaction carbonyl group is converted into double bond. NaOH and H2O2 is used for…

Q: Hypothetical metal M has a molecular weight 159 g/mol and crystallizes in a body-centered cubic…

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Q: What islare) the predicted productis) of the reaction shown? I. KOH 2. CH,CH,CH,CH,Br 3. H,0 но. он…

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Q: choose the substance expected to have highest surface tension in liquid phase: a) CH3CH2F b)…

A: Choose the substance expected to have highest surface tension in liquid phase: a) CH3CH2F b)…

Q: Question 7 Give the formula for a simple alkene (no rings). O C,H2n+2 O CH20 O C,H2n+4 O C,H2n-4 O…

A: General formulas: General formula for alkanes -  CnH2n+2 General formula for alkenes -  CnH2n…

Q: Predict how the entropy of the substance is affected in each of the processes. Ar(1) → Ar(g) entropy…

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Q: 3. Which of the following Lewis structures for PO43 has the lowest formal charges? :0: 3- :ö: 3- :0:…

A: The formula to calculate the formal charge on any atom is given by the following equation . Formal…

Q: The molar solubility of barium phosphate in a 0.222 M barium nitrate solution is M.

A: The concentration of barium nitrate, Ba(NO3)2 = 0.222 M

Q: A solution is labeled "1.25 M calcium chloride.” Calculate the concentration of each ion present in…

A: In this question we have to tell the concentration of each ion present in solution.

Q: 3. The Mannich reaction can take many forms, including reactions where aromatic heterocycles are…

A: 1. Sn2 reaction between alkyl bromide and pyridine. Michael addition followed by Mannich reaction.

Q: A galvanic (voltaic) cell consists of an inert platinum electrode in a solution containing 1.0 M…

A: Here we are required to find the standard cell potential of the voltaic  cell

Q: Part B The reaction between potassium superoxide, KO2. and CO2. How many grams of KO2 are needed to…

A: 1 mole = 6.022×1023 (Avogadro's number)  The mass of 1 mole of molecules of a substance is known as…

Q: 1. ferric oxide(s) + nitric acid (ag) products 2. lead (II) chromate(s) + sodium acetate (ag)…

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Q: Vincristine is a pharmaceutical used in chemotherapy and it is also a weak acid with a pKa=5.40. If…

A: We would first calculate Concentration of weak acid using moles and volume.  Then we consider weak…

Q: on triple bond of an alkyne is

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Q: Calculate the solubility (in g/L) of CaSO, (s) in 0.300 M Na, SO,(aq) at 25°C. The Ksp of CaSO, is…

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Q: Question 18 Consider the following reaction mechanism: CH3OH(ag) + H*(ag) = CH3OH2*(ag) CH3OH2 (ag)…

A: from the  given reaction mechanism,  Catalyst is the species which increases the rate of reaction…

Q: MeO HN MeN Br 'Me

A: Reaction 1 : Starting material is treated with ammonia and heating. Reaction 2 : N-methylation using…

Q: 1. BZOOBZ, NBS, CCI4 2. Mg, THF; then Pd°Ln, PhBr 3. HNO3, H2SO4 4. Zn, HCI

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Q: Ho,

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Q: For NO2(g)NO2(g) find the value of ΔH∘fΔHf∘. Express your answer using four significant figures.…

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Q: The fluorocarbon C2Cl3F3 (molar mass: 187.38 g mol-1) has a normal boiling point of 47.6°C. The…

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Q: Write the systematic (IUPAC) name for each of the following organic molecules: structure name NH2…

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Q: 182 −mL−mL sample of a 1.3 MM sucrose solution is diluted to 600 mLmL .     Part A What is the…

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Q: Provide the appropriate reagents or product in the following examples. OMe 1.0s0, TBHP, H,O/THF 2.…

A: Reaction 1 : Heck coupling followed simmon smith reaction. Reaction 2 : Osmylation followed by…

Q: 11. From the table of data below: Trial [A] [B] [C] Rate 0.36 M 0.19 M 0.35 M 6.40 X 10-3 0.36 M…

A: Since you have asked multiple type questions, we will solve only first  questions for you. If you…

Q: determine the pOH of a 0.0453 mol L-1 KOH solution at 25 ℃

A: Given :- concentration of KOH solution = 0.0453 mol L-1  To determine :- pOH of solution

Q: 3. Calculate the pH of a 0.400 M KC2H3O2 (Ka for HC2H3O2 is 1.8 x 10-5)

A: In this question we have to tell the PH of the solution.

Q: A sample of gas is initially at 2.1 atm and 280 K. What is the temperature (in K) when pressure…

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Q: ta) Calculate the solubility of Catio in water. (b) Calculate the solubility of CallOsh in 0.1M KIO…

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Q: 5. Molecular Mg(OH).(s) H,SO.(aq) MgSO.(aq) + H,0() Detailed ionic Net ionic

A: Given-  Molecular equilibrium-> Mg(OH)2(s) + H2SO4 (aq) ----> MgSO4(aq) + H2O(l)

Q: When 170. mg of a certain molecular compound X are dissolved in 50. g of benzene (CH), the freezing…

A: Given- Weight of X = 170 mg = 0.170 g (1 g = 1000 mg) Weight of benzene = 50 gm = 0.050 Kg (1Kg…

Q: Question 37 of 76 Identify the major and minor product(s) of the following reaction: ? NaOH Major…

A: ->NaOH is base which can abstract most acidic hydrogen and form alkene . ->If hydrogen…

Q: Three structural isomers have the formula C,H,. Draw and name the isomers using IUPAC names. Use a…

A: Structural isomer are the isomers having same molecular formula but different structural formula.

Q: Write the overall equation for the process assuming a one electron transfer takes Page 3 It is…

A: Since you have asked multiple questions we will answer the first one for you. To get the remaining…

Q: termine overall E° cell for the voltaic cell and diagram the cell including the anode, nent of…

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Q: A 36.5 liter balloon holding 2.9 moles of carbon dioxide leaks. If we are able to determine that 1.2…

A: Given :  Initial moles of gas = 2.9 mol  Initial volume = 36.5 L  No.of moles of gas escaped = 1.2…

Q: ertain liquid X has a normal boiling point of 129.20 °C and a boiling point elevation constant K, =…

A: Boiling point of X before addition of solute = 129.20 ℃ Mass of iron nitrate = 33.3 gram Molar mass…

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.