What is the pH of the solution of 35.0 mL 0.20-M formic acid and 55.0 mL 0.10 M sodium formate in 110 mL water? pKa formic acid = 3.57

Q: Write the condensed structures corresponding to the following names 1. 3-ethyl-2- fluoro-4 heptanone…

A: There are different type of organic compounds with different Molecular shapes and formula.  These…

Q: What contributes to the deactivating nature of halides inelectrophilic aromatic substitution? a.…

A: A question based on introduction to organic chemistry that is to be accomplished.

Q: Shown here is a d-orbital. Label it accordingly. X y

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Q: 14 12 10 8 6 4 2 0 6 Hd I 1 0 10 20 30 40 50 60 Volume of 0.1000 M NaOH, mL In the pH Vs Volume of…

A: Bromophenol blue because it's pH range is 3 to 4.6 , we get the equivalence point at 4 which lie…

Q: Given the reaction:    H3AsO3 + I2 + NaHCO3 → H3AsO4 + NaI + CO2 + H2O    The oxidation state of…

A: In this question, we will determine the oxidation state of As, reduction species, reducing agent and…

Q: Moving an object some distance against an opposing force is known as Oforce O energy O work O…

A: This question is related to dimensional analysis of chemistry. Dimensional analysis is the analysis…

Q: C. Using the standard reduction potentials, calculate the standard emf. H₂ + I2 2H + 21

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Q: ESA Ex:write the reaction cell ? then calculate AG, AH, AS for the following Fe/Fe (IM) // Brz…

A: To calculate the values of ∆H° and ∆S°, the EMF at two different temperatures are required to be…

Q: 2. 3. H3C H + CH3OH (+ excess CH3OH, H+) → (h) CH3CH₂OH + PCC → (i) Br (i) + Mg (j)

A: In this question, we will draw the structure of the products (h), (I) and (j)  You can see the…

Q: 4. Calculate the indicated quantities. [SHOW WORK] a) The number of calcium atoms in 3.6 moles of…

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Q: The correct answer for the addition of 7 g + 2.20 g + 1.311 g is:

A: For addition, check the rules for significant figure related to the addition and use it in the given…

Q: 2. Calculate the total Entropy change for the decomposition of hydrogen peroxide (H₂O2). Is the…

A: Given-> 2H2O2(l) --------> 2H2O(l) + O2(g)

Q: What is the relationship between the equilibrium constants for reactions 1, 2, and 3? K₁ Reaction 1:…

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

Q: Calculate the solubility at 25 °C of PbCrO 4 in pure water and in a 0.0050 M Na₂ CrO 4 solution.…

A: Given: Molarity of Na2CrO4 solution = 0.0050 M Ksp of PbCrO4 = 2.8×10-13 Molar mass of PbCrO4 =…

Q: What is the oxidation number of Na in Na2SO4 What is the oxidation number of H in CaH2 What is the…

A: Here we are required to find the oxidation number of each species

Q: B C. CHUCH CHUCH H כיכ ככל H

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Q: reaction? Al (s) + HCl (aq) → AlCl3 (aq) + H2 (g) What is reducing agent in this redox reaction?…

A: Loss of electrons is oxidation and gain of electrons is reduction  Substance which undergoes…

Q: 3. A solution is prepared by dissolving 150 ml of isopropyl alcohol in enough water f produce 1.5 L…

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Q: Which of the following is soluble in water? a. Barium carbonate b. Iron (III) phosphate c. Silver…

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Q: The sulfur in an 8-tablet sample of the hypnotic drug, captodiamine (C21H29NS2)(MW = 359 g/mole),…

A: Given :  Molar mass of captodiamine = 359g/mole  Mass of BaSO4 formed = 0.3343 gm  Molar mass of…

Q: Write the condensed formula for the following alcohols and others. c. ethoxy hexane d.…

A: ** Condensed formula : condensed formula represents group of atoms linked together to each carbon…

Q: what chemical test is used to distinguish the two? a. bromine b. molisch's test c. lucas d.…

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Q: HO O a.yes Ob.no onsidered Mg + 2HCl-→ MgCl₂ + H₂ Explai

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Q: What is the standard reduction potential of Mg2+ --> Mg if the standard reduction potential of Zn2+…

A: Reduction is a process in which there is gain of electrons and oxidation is a process in which there…

Q: Identify the stereochemical configuration of this cyclic compound. CI R S C

A: Given compound is :

Q: Chemistry just a brief answer, thanks.

A: #(a): We have to plot the Born-Haber cycle to calculate the lattice energy, U of BaCl2.

Q: How long would it take to electroplate a flute with 28.3 g of silver (107.87 g/mol) at a constant…

A: Given-> Weight of Ag = 28.3 gm Atomic mass of Ag(MM) = 107.87 g/mole Current (i) = 2.0 ampere

Q: Chemistry all Zain JO 1:32 AM The H-NMR and IR spectra below represent which of the following…

A: 1) a. BENZYL ALCOHOL ( C6H5CH2OH) FrFrom nmr  5 hydrogen multiplet of hydrogens of benzene ri.g  2H…

Q: In each of the following pairs of monomers, which is the more reactive towards cationic…

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Q: 3. Compound Y has a molar mass of 85.0 g/mol. The combustion of 410.0 g of compound Y causes the…

A: Here we are required to heat of Combustion for compound Y.

Q: What will be the character following salts are acidic, basic, or neutral at 25°C: (a) Cu(CH3COO)2;…

A: Given,  What will be the character following salts are acidic, basic, or neutral at 25°C: (a)…

Q: 1. (a) Determine AH (kJ/mol) using Hess's law for the following reaction using the listed enthalpies…

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Q: You have carried out an experiment using the spectrophotometry concept. A solution containing…

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Q: Given the chart of bond energies, calculate the enthalpy change for the reaction below. Show all…

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Q: Compound A Compound B Differentiating Chemical test (1) (3) Positive sign/s of reaction formation of…

A: To fill in the appropriate information needed to distinguish the following compounds given

Q: Specify the formal charges(both sign and magnitude) on the atoms labeled a-c.

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Q: OH + H₂CRO4 → (a) 1. 2. H₂C=CHCH3 + H*/H₂O → (b) 3. CH3CH₂CH₂Br + LiAlH4 → (c)

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Q: hat will bring about dissociation of a diatomic molec aving a dissociation energy of 390.4 kJ mol-¹.

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Q: Which dye can analyze pH in the range of 6.0 – 7.6 and has a final color reaction of green when…

A: Which dye can analyze pH in the range of 6.0 – 7.6 and has a final color reaction of green when…

Q: AHneutralization = -851.5kJ/mol AHormation = -283.5kJ/mol AHassociation = +213.5kJ/mol AHformation…

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

Q: 0.9000-g of KIO3 is dissolved in 500-mL distilled water. A 50.0-mL aliquot portion was run down into…

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Q: What is oxidized in this redox reaction? KClO3 (s) → KCl (s) + O2 (g) What is the coefficient of O2…

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Q: 14.108 lodine is oxidized by nitric acid according to the following skeletal equation: I2 (s) +…

A: Unbalanced equation I2 (s) + NO3-  (aq)→HIO3 (aq) + NO2 (g)

Q: OH + HCrO4 +

A: we need to draw major product and write its IUPAC name

Q: Use Table 1 to determine if the following equilibria will move left or right i. HF (aq) + NH3 (aq) =…

A: To predict the direction of equilibrium in the given acid -base reaction.      "Since you have asked…

Q: How many MILLILITERS of lactic acid and GRAMS of sodium lactate must be added to 1L of water to…

A: Answer: Lactic acid is a weak acid and sodium lactate is its salt with strong base, therefore their…

Q: Consider the metal complexes shown below. Identify if the metal complex is paramagnetic or…

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Q: A monoatomic gas effuses at a rate that is 5.729 times the rate at which Xe gas effuses at the same…

A: The process of escaping the gas molecule through a very small hole is known as effusion. During…

Q: 1. Write the condensed formula for the following alcohols and others f. n-butyl methyl ether g.…

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Q: Perform the following calculation, reporting your answer to correct number of significant figures:…

A: The significant figure refers to particular digits in a number. According to the measurement rule,…

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.