A l1.5 g sample of an aqueous solution of hydroiodic acid contains an unknown amount of the acid. If 12.2 mL of 0.898 M sodium hydroxide are required to neutralize the hydroiodic acid, what is the percent by mass of hydroiodic acid in the mixture?

Q: A geologist discovers a magnesium carbonate hydroxide hydrated salt with the chemical formula…

A: To calculate the number of water of hydration are present in the original hydrated salt.

Q: A 13.6 g sample of an aqueous solution of hydrobromic acid contains an unknown amount of the acid.…

A:

Q: A 10.6 g sample of an aqueous solution of nitric acid contains an unknown amount of the acid. If…

A:

Q: What mass of KBrKBr (in grams) should you use to make 250.0 mLmL of a 1.10 MM solution of KBrKBr?

A: Given data, Volume of solution is 250 mL =0.25L                       (1L =1000mL) Molarity of…

Q: What volume (in mL ) of 0.160mol / L calcium hydroxide , Ca(OH) 2 (aq) , is needed to completely…

A:

Q: An aqueous solution of sodium hydroxide is standardized by titration with a 0.117 M solution of…

A: Molarity of perchloric acid = 0.117 M Volume of perchloric acid = 29.6 mL = 0.0296 L Volume of NaOH…

Q: A volume of 11.0 mL of a 0.18 M solution of hydrogen phosphate (or phosphoric acid) reacts…

A:

Q: Suppose that you want to remove all of the barium ions from 120 mL of 0.0550 mol/L of aqueou barium…

A: Na2CO3 + Ba(NO3)2 → BaCO3 + 2NaNO3    From the above reaction it is clear that 1 mole of barium…

Q: Imagine you transferred 5.00 mL of 1.75 M HCl solution into an empty 200.00 mL volumetric flask then…

A: Given is Initial Volume of HCl solution = V1 = 5 mL Molarity of HCl solution = M1 = 1.75 M Final…

Q: A mixture of hydrochloric and sulfuric acids is prepared so that it contains 0.235 M HCl and 0.605 M…

A: Given:Molarity of  HCl = 0.235 MMolarity of H2SO4 = 0.605 MTotal volume = 273.1 mLMolarity of NaOH =…

Q: What volume (in mL) of 0.436 mol/L calcium hydroxide, Ca(OH)2(aq), is needed to completely…

A: Answer: the volume of calcium hydroxide [Ca(OH)2] solution needed is 16.31 mL.

Q: In a titration, 25.00 ML of 0.300 M sodium hydroxide solution is exactly neutralized by 37.5 ML of a…

A: Given: Volume of sodium hydroxide, V1 =25.00 mL Concentration of sodium hydroxide, M1 = 0.300 M…

Q: 7.65 g sample of an aqueous solution of hydroiodic acid contains an unknown amount of the acid. If…

A: Weight of sample=7.65g Volume=24.1mL  Concentration of barium hydraxide=0.550M

Q: A 5.00-g sample of vinegar is titrated with 0.108 M NaOH. If the vinegar requires 39.1 mL of the…

A: Given: The mass of the vinegar=5.00 g The concentration of NaOH=0.108 M The volume of NaOH=39.1m…

Q: For the reaction HCl+NaHCO3=NaCl+H2O +CO a sample of  NaHCO3 weighs 0.1015g requires 47.21 ml of HCl…

A: The given reaction is: HCl+NaHCO3→NaCl+H2O+CO2 According to the given chemical reaction, 1 mole of…

Q: A student pipets 11 mL of a 0.0155 M solution of CaCl2 into a 100.00 mL volumetric flask and dilutes…

A: Given,

Q: An aqueous solution of calcium hydroxide is standardized by titration with a 0.124M solution of…

A: We have to predict the Molarity of calcium hydroxide.

Q: a)How many moles of acetic acid are in 100 mL of vinegar? What is the molarity of acetic acid in…

A: Given:Mass of acetic acid= 5g Volume of solution =100 mL

Q: A 20.05 mL sample of Vinegar(an aqueous solution of acetic acid, HC2H3O2) has a density of…

A: Find mas of vinegar present in 20.05 ml sample of vinegar Density of sample is 1.061 g/mLmass of…

Q: Lactic acid (HC3H5O3) is a monoprotic acid that forms when milk becomes sour. A 40.00 mL sample of…

A:

Q: You wish to make a 0.192 M perchloric acid solution from a stock solution of 12.0 M perchloric acid.…

A:

Q: An aqueous solution of potassium hydroxide is standardized by titration with a 0.107 M solution of…

A:

Q: What is the concentration of nitric acid in the final solution?

A:

Q: What volume of 0.219 M hydrochloric acid (in mL) is needed to neutralize 3.44 g of magnesium…

A: The number of moles is given as the mass upon the molar mass of the substance. The molarity of a…

Q: Concentrated phosphoric acid is 90% H;PO, by mass and the remaining mass is water. The molarity of…

A: a) Assuming we have 100 mL of the H3PO4 solution  hence moles of acetic acid = concentration X…

Q: A 8.25 g sample of an aqueous solution of hydrobromic acid contains an unknown amount of the acid.…

A:

Q: What is the molarity of a 4.00% by mass hydrochloric acid solution? The density of the solution is…

A: Answer: option c. 1.12 M is the molarity of HCl solution.

Q: Calculate the mass, in grams, of potassium iodide that must be added to a 125-mL volumetric flask in…

A:

Q: In a titration, 23.25 mL of 0.105 M LiOH was needed to reaction with 21.45 mL of HCl solution. What…

A: Given: Titration of LiOH with HCl Volume of LiOH = 23.25 mL Concentration of LiOH = 0.105 M Volume…

Q: Calculate solution concentration in molarity units. A student weighs out 6.49 g of FeSO4, transfers…

A:

Q: A barium hydroxide solution is prepared by dissolving 1.76 g of Ba(OH), in water to make 57.7 mL of…

A: 1) given mass of Ba(OH)2 = 1.76 g      Molar mass of Ba(OH)2 = 171.34 g/mol     Volume = 57.7 mL…

Q: A 50.00-mL sample of aqueous Ca(OH)2 requires 34.66 mL of 0.917 M nitric acid for neutralization.…

A:

Q: The

A: Molarity is defined as total number of solute present in 1000 ml of solution .   For neutralisation…

Q: In the laboratory, a student adds 58.2 mL of water to 15.5 mL of a 0.771 M hydroiodic acid solution.…

A: According to the equation:

Q: A laboratory custodian needed to prepare 4590 mL of a 2.45 N solution of HCl for the conduct of…

A:

Q: Sodium hydroxide is used extensively in acid-base titrations because it is a strong, inexpensive…

A: Concentration in terms of molarity is defined as the moles of solute present per litre of the…

Q: What mass (in grams) of AgNO3 is required to precipitate all of the chloride ion, As AgCl, from 135…

A:

Q: Consider the reaction: Ag* (aq) + Cl(aq) → AgCl(s) How many grams of NaCl would be needed to…

A:

Q: An aqueous solution of sodium hydroxide is standardized by titration with a 0.149 M solution of…

A: Acid-base titration: Titration is a method to determine the concentration of unknown acid by using…

Q: A student prepared a standard copper solution by combining 4.12 mL of stock 0.3926 mol/L copper(II)…

A: Since the moles of copper(II) sulfate is coming from the copper(II) sulfate stock solution only…

Q: A student requires 45.0 grams of solid silver chloride to precipitate.  What volume of a 0.50 M…

A: As here NaCl is used in excess amount the limiting reagent is AgNO3 from here we can calculate the…

Q: What mass of oxalic acid dihydate, H2C2O4•2H2O, is needed to make a 0.498 M solution of oxalic acid…

A:

Q: What volume, in mL, of a 6.75 M solution should be added to a 500.00 mL volumetric flask to create a…

A:

Q: A 14.8 mL sample of 6 M sulfuric acid is diluted to a volume of 1725 mL. What is the molarity of the…

A: GivenMolarity of solution = 6MVolume of solution 14.8mL=0.0148L

Q: In the laboratory a student combines 34.4 mL of a 0.228 M cobalt(II) chloride solution with 23.9 mL…

A: Calculate the number of moles of present in cobalt(II) chloride solution: 1 mL = 0.001 L One mole…

Q: A chemist prepares a solution of magnesium fluoride (MgF2) by measuring out 0.0553 g of magnesium…

A: Concentration in mol/L = Number of mols of solute/Volume of solution (L) Number of mols =mass/molar…

Q: A 10.4 g sample of an aqueous solution of perchloric acid contains an unknown amount of the acid. If…

A:

Q: A 8.84 g sample of an aqueous solution of hydrobromic acid contains an unknown amount of the acid.…

A:

Q: A barium hydroxide solution is prepared by dissolving 2.64 g of Ba(OH), in water to make 58.7 mL of…

A: Given 1) mass of Ba(OH)2 = 2.64 g Volume of Ba(OH)2 = 58.7 ml 3) Volume of Ba(OH)2 = 17.4 ml Volume…