7. A 1.50 ml sample of sulfuric acid solution from a car storage battery is titrated with 1.47M sodium hydroxide solution to a pirenulphthalein end puint requiring 23.70 ml. What is the molarity of the sulturic acid solution? a. 23.2 M с. 6.30 M b. 11.6 M d. 0.181 M

Q: Consider the reaction: CaCl2(aq) + 2A9NO3(aq) → Ca(NO3)2(aq) + 2A9CI(s) How many grams of CaCl,…

A:

Q: An antacid tablet with an active ingredient of CaCO3 was dissolved in 50.0 mL of 0.300 M HCl. When…

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A: The molarity or the concentration can be defined as the ratio of number of moles of solute which are…

Q: A student pipet 10.0 mL of an acid solution. They titrated it with 14.82 mL of 1.228M NaOH solution.…

A: Given: Concentration of NaOH solution = 1.228 M Volume of NaOH solution used = 14.82 mL. And volume…

Q: A 12.5% (w/w) NiCl2 (129.61 g/mol) solution has a density of 1.149 g/mL. Calculate a. the molar…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: Consider the reaction:2 K3PO4(aq) + 3 NiCl2(aq) -----> Ni3(PO4)2(s) + 6 KCl(aq)What volume of…

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Q: A 10.00 mL of vinegar solution is titrated with 39.0 mL of 0.20 M NaOH.The calculated mass percent…

A: Givenvolume of vinegar solution=10 mlmolarity of NaOH=0-2Mvolume of NaOH=39 mlmass% =5.2%molae…

Q: Consider the following balanced equation: 2KMNO4(aq) + 10KI(aq) + 8H2SO4(aq) → 6K2SO4(aq) +…

A: 1)Given data in above Molarity  ( M1 ) or concentration of  KMnO4 = 0.205 M  Volume ( V1) of KMnO4 =…

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Q: Does it make a difference if you use a volumetric flask vs a beaker vs a graduated cylinder to make…

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A:

Q: A 0.5895 g sample of impure magnesium hydroxide is dissolved in 100.0 mL of 0.2050 M HCl solution.…

A: Mass Percentage Formula mass percent = (mass of element in 1 mole of compound / mass of 1 mole of…

Q: he standardization of iodine solution was conducted using 10.0 mL of a standard 1.00 m ith the…

A: Given, Volume of acid  = 10.00 mL Density = 1.00 mg/mL Mass = V × d   = 10.00 × 1 = 10.0 mg MMoles…

Q: 34. What volume of 0.782 M HCI is needed to neutralize 29.1 grams of Al(OH)3? 3 HCI (aq) + Al(OH)3…

A: Molarity (M) :-  The number of moles of solute dissolved in one litre of solution is known as…

Q: In order to determine the unknown concentration of a solution of barium hydroxide, a student…

A: The titration reaction taking place can be written as  => HCl + Ba(OH)2 -------> BaCl2 + H2O…

Q: A 11.00-mL sample of this stock solution is th metric flask and diluted to the mark with wate new…

A: Mw of (NH4)2SO4 = 132.14 g/mol  Moles = mass/Mw   = 10/132.14  = 0.0757 mol  Volume= 100.0 mL = 0.10…

Q: If 16.95 mL of a solution of NaOH is required to titrate a 0.3556 g sample of KHP dissolved in 25.00…

A: Molarity is the number of moles of solute dissolved per litre of solution.

Q: A solution of HCl is prepared for titration of unknown Na2CO3 samples, by standardization with pure…

A: Mass of Na2CO3 = 0.4453 g Molar mass of Na2CO3 = 105.99 g/mole Mole of Na2CO3 =…

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A: Given, volume of titrant, iodine solution used = 5.14 mL            mass of vitamin C titrated by 1…

Q: An aqueous solution of hydroiodic acid is standardized by titration with a 0.171 M solution of…

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A: Percentage of purity = calculated value /actual value *100

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A:

Q: A 0.2377 g sample of sodium chloride, NaCl (58.44 g/mol) was dissolved in water and diluted to mark…

A: Given: Mass of sample = 0.2377g

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Q: What minimum mass of iron (II) nitrate must be added to 10.0ml of a 0.0699 M phosphate solution in…

A: The question is based on the concept of Reaction Stoichiometry.   limiting reagent is the reagent…

Q: Consider the precipitation reaction  2Na3PO4 (aq) + 3CuCl2 (aq) -----> Cu3(PO4)2 (s) + 6NaCl (aq)…

A: Balanced chemical equation: 2Na3PO4 (aq) + 3CuCl2 (aq) -----> Cu3(PO4)2 (s) + 6NaCl (aq) From the…

Q: A standardized 0.83 M solution of KMnO4 is titrated against a 16 mL sample of an unknown analyte…

A:

Q: A 1.00 g sample of soil containing MgCl2 (95.3 g/mol) was dissolved in 50 ml distilled water. This…

A: Given that-mass of sample=1.00 g soilwhich contrain=P1g Cl295.3 g/molvolume of water=50 mLAgCl…

Q: A 21.47-mL sample of hydrochloric acid solution requires 35.00 mL of 0.109 M sodium hydroxide for…

A: Given :-  concentration of NaOH solution = 0.109 M  volume of NaOH solution = 35.00 mL  volume of…

Q: A 25.00 mL sample of vinegar is titrated to neutralization with 22.64 mL of 2.00 M NAOH. What is the…

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Q: How many grams of Ag2CO3 will precipitate when excess Na2CO3 solution is added to 41.0 mL of 0.744 M…

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Q: How many grams of PbBr2 will precipitate when excess NaBr solution is added to 72.0 ml of 0.791 M…

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Q: [References] [Review Topics] Use the References to access important values if needed for this…

A: The neutralisation reaction taking place is  2 HBr + Ca(OH)2 -----> CaBr2 + 2 H2O  Hence from the…

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Q: Q8) A 0.532-g sample of an antacid tablet is dissolved in water. 30,00 mL of 0.141 M HCI solution…

A: Given,   A 0.532-g sample of an antacid tablet is dissolved in water and 30.00 mL of 0.141 M HCI…

Q: student is performing an experiment by mixing 10.0 mL of 0.150 M Li3PO4 solution with 12.0 mL of…

A: The solution is as follows:

Q: An aqueous solution of nitric acid is standardized by titration with a 0.108 M solution of calcium…

A: Given: Concentration of calcium hydroxide i.e. Ca(OH)2 = 0.108 M Volume of Ca(OH)2 solution required…

Q: 3. rusting D Answer each in a few words only. 1. Wooden pieces are hammered together to make a…

A: General questions Based on the chemistry questions.

Q: An aqueous solution of hydrochloric acid is standardized by titration with a 0.178 M solution of…

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Q: The concentration of a certain sodium hydroxide solution was determined by using the solution to…

A: Given: Volume of NaOH neutralized = 48.82 mL = 0.04882 L                           (Since 1 L = 1000…

Q: In the laboratory a student combines 47.3 mL of a 0.247 M aluminum iodidesolution with 11.4 mL of a…

A: In the given reaction 47.3 mL of 0.247 M aluminium iodide is mixed with 11.4 mL of 0.431 M solution…

Q: A 23.85-mL sample of hydrochloric acid solution requires 30.00 mL of 0.112 M  sodium hydroxide for…

A: Acid is a compound which gives hydrogen ions in solution and base gives hydroxide ion in solution.

Q: 2. A 1.25 g sample of impure sodium carbonate requires 18.20 mL of 0.480 M HCI to become completely…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: HCL Solution-- 20 mL HCl with 25.46 mL of 0.1240 M NaOH

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Q: The mass percent of chloride ion in a 25.00 mL sample of seawater was determined by titrating the…

A: 25. The balanced chemical equation  is  AgNO3 (aq) + Cl- (aq) → AgCl (aq) + NO3- (aq)

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Q: Consider the following balanced equation: 2KMnO<(aq) + 10KI(аq) + 8H:SO{(aq) — 6K:SО4(аq) +…

A: