Amount of sodium salicylate in each tablet = % labelled amount =

Q: The concentration of V²⁺ in a saturated solution of V₃W₂ is 1.37 x 10⁻² mg/L. What is the Ksp of…

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Q: 5 ml bleach solution is diluted to exactly 100 ml. A 35 ml of the diluted solution is titrated with…

A: The reaction rate is solely dependent on the concentration of thiosulfate but sometime it is depend…

Q: Treatment of hydroxylamine (H2NOH) with an excess of Fe (III) results in the formation of N2O and…

A: Here we have to determine the molar concentration of NH2OH in the following given volumetric…

Q: 4. How much 0.20 M H3PO4 is needed to react with 100.0 mL of 0.10 M NaOH?                 H3PO4  +…

A: Phosphoric acid reacts with sodium hydroxide to form sodium phosphate and water. The equation for…

Q: What mass of Na3PO4・12H2O would be needed to prepare 0.250L of a solution in which the Na+ ion…

A: Concentration of Na+ ion = 0.250 mol/litre  Volume of solution = 0.250 L  Molar mass of Na3PO4.12H2O…

Q: A student is conducting molecular weight determination of an unknown diprotic acid. He first…

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Q: metal rod of Pn, 200 mL of Pn(NO3)3 0.5 M solution. 1 metal rod of Ri, 200 mL of Ri(NO3)2 0.4…

A: We know that,  The electrode having higher reduction potential value will reduce and the electrode…

Q: 44.0 mL of 0.140 M Na2SO4 and 25.0 mL of 0.180 M KCl. Assume that the volumes are additive. Enter…

A: The overall concentration of the ions is calculated as follows:

Q: In the experiment conducted to determine the amount of acetic acid in vinegar, 8.2 mL of a 0.098 M…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: 1. Solution of KHTar in Distilled Water: 0.0500 M NaOH Volumes: Initial 40.15 mL 40.48 mL Final…

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Q: How many mL of 0.246 M Pb(NO3)2 are needed to react with 36.0 mL of 0.322 M KCl ?

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Q: A 2.00 mL sample of serum is analyzed for protein by the modified Kjeldahl method. The sample is…

A: Given, mass of sample of serum = 2.00 mL Volume of HCl = 15.0 mL Acid consumed = 33.3 mL Mass of…

Q: You need to make 106 mL of a 2.4 M solution of a compound with FW 167.74. How many grams of the…

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Q: the molarity of the NaOH solution used

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Q: Treatment of hydroxylamine (H2NOH) with an excess of Fe (lIl) results in the formation of N2O and an…

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Q: A quantity of 19.68 mL of a KOH solution is needed to neutralize 0.4838 g of KHP. What is the…

A: Here, given that mass of potassium hydrogen phthalate (KHP) is  0.4838 g, molecular mass is 204.224…

Q: acid. What is the minimum amount of water of boiling water, you would need to fully dissolve 60 mg…

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Q: Sodium glutamate (commonly known as monosodium glutamate, MSG, with a molar mass of 169.11 g/mol) is…

A: Molar mass of MSG = 169.11 g/molMolarity of the MSG = 0.0858 M1 M = 1 mol/LVolume of solution = 1.92…

Q: An organic acid (HA) in a sample that weighs 0.3996 grams was incorporated in water to form a…

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Q: 1. A sample of pure sodium oxalate, Na,C2O4 , weighing 0.2856 g is dissolved in water, sulfuric acid…

A: This question is titration based question from redox chemistry where we will apply the concept of…

Q: solid

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Q: A 0.411 g sample of potassium hydrogen phthalate, KHC8H4O4 (molar mass = 204.22g/mol), is dissolved…

A: Calculation of moles for KHC8H4O4:

Q: 3a. (2)A student prepared a 0.0750 M NaOH solution for a titration experiment. If it took 25.52 ml…

A: Here in a titration 25.52 ml of NaOH aqueous solution is consumed at equivalent point when titrated…

Q: Write the dissolution equation showing how solid lithium carbonate breaks up into ions in water; it…

A: The formula of lithium carbonate is Li2CO3. It is a weak electrolyte. Weak electrolyte are those…

Q: A solution containing NaOH and NH3 is titrated conductometrically with 0.0189 N HCl solution. a)…

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Q: A 0.5027 g of KHP (KC8H5O4; MW = 204.22 g/mol) required 11.90 mL of NaOH titrant to reach the…

A: Mass of KHP = 0.5027 g  Molar mass of KHP (KC8H5O4 ) = 204.22 g/mol.  Volume of NaOH = 11.90 ml…

Q: (a) The EPA threshold for acceptable levels of lead ions inwater is <15 ppb. What is the molarity…

A: (a) Relation between ppb and Molarity is given as,                                   Given, 15 bbp…

Q: A 50 ml sample taken from a vinegar sample was diluted to 500 ml with distilled water. The 25.0 mL…

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Q: If you want to prepare a Sodium Hydroxide solution (40g/mole) (0.3M) in (250 mL) volumetric flask, *…

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Q: a)Calculate the molarity of a 20% sodium hydroxide solution (SG = 1.2). b) How many milliliters of…

A: Since you have posted multiple questions, the answer for first question is given below. Kindly…

Q: A solution of 0.10 M KOH is used to totally neutralize 50.0 mL of a H3PO4 solution in the balanced…

A: Given, Molarity of KOH solution = 0.10 M Volume of KOH solution = 100.0ml Volume of H3PO4 solution =…

Q: Calculate the food coloring concentration in a standard if 3.00 mL of 0.892 %(v/v) stock solution…

A: Given : Concentration of initial solution = 0.892 % (v/v) Volume of initial solution taken = 3.00 mL…

Q: How many mL of a 15 M HCI(ag) stock solution would a teacher need in order to prepare 100mL of a 3M…

A: Given information: Concentration of HCl = 15 M New concentration of HCl = 3 M New volume of HCl…

Q: A blood serum cholesterol (C27H46O) level greater than 240 mg of cholesterol per deciliter (0.100 L)…

A: Mass of blood serum cholesterol (C27H46O) = 240 mg=0.240 g  Volume of solution=0.100 L Molar mass of…

Q: n the titration of 10.00 mL sample of vinegar solution with 0.35 M NaOH as titrant, the initial…

A: The question is based on the quantitative analysis. we have to calculate percentage acid present in…

Q: How many milliliters (mL) of 0.5 M NaOH will be used to completely neutralize 3.0 g of acetic acid,…

A: Balanced chemical equation NaOH + CH3COOH → CH3COONa + H2O

Q: A student determined the concentration of copper by ion exchange. He obtained the following results:…

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Q: ANALYSIS OF VINEGAR A 25.00 mL vinegar sample was diluted to 250-mL using a volumetric flask.  A…

A: Dilution Formula :-  When a solution of molarity M1 and volume V1 is diluted by adding water to a…

Q: A 25.00-mL sample of a household cleaning solution was diluted to 250.0 mL in a volumetric flask. A…

A: Answer: This is a question based on acid-base titration where base is the analyte and acid is the…

Q: How much grams can CaSO4 be dissolved in 250mL of H20 with the KSP of CaSO4 being 2.4 x 10^-5

A: Solubility product is defined as the product of the concentrations or solubilities of the ions each…

Q: Iminodiacetic acid (IDA) is often used in ion exchange resins as a way to remove heavy metals from…

A: The formation constant for a reaction represents the equilibrium constant for the formation of a…

Q: A solution of 11.0% glucose is combined with 50.0 µL of a buffer stock and dH2O.  The resulting…

A: The formula of dilution is  C1V1 = C2V2 Where , C1 and C2 are initial and final concentration…

Q: (3)) To adjust a NaOH solution, 0.1128 g H2C2O4 2H20 is weighed and dissolved in 25.0 mL of…

A: The given mass of oxalic acid dihydrate is 0.1128 g. The molar mass of oxalic acid dihydrate is…

Q: 5. A 0.331 g sample of aspirin prepared in the laboratory was dissolved in 95% ethanol and titrated…

A: a) The number of moles is calculated as, 0.107 M NaOH = mol/ 0.0167 Lmol= 0.107 mol/L x 0.0167 L =…

Q: Iminodiacetic acid (IDA) is often used in ion exchange resins as a way to remove heavy metals from…

A: Solution - ɑA2- = 4.6 × 10-3 Kf =[Ni A22-] /[Ni 2+][ɑ A2-]2 C 2IDAA [Ni A22-] /[Ni 2+] C 2IDAA =…