How many moles of Ba(OH)2and HNO3 are there? 25 ml of 0.25 M Ba(OH)2 is added to 12.5 ml of HNO3 in a neutralization reaction.

Q: 1) What volume of 0.109 M HNO3 is required to react completely with 2.500 g Ba(OH)2? Express your…

A: The given reaction is balanced as follows, It is clear that about 2 moles of HNO3 is required to…

Q: 3. A) 9.76 g of KOH is put into a 100. ml volumetric flask and DI water is added until the resulting…

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Q: A 18.2 ml sample of vinegar (dilute acetic acid, CH3COOH) is titrated and found to react with 91.2…

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Q: What is the concentration of hydrogen ion, H+, present in a water sample if 100. ml of the sample…

A: H+ ion of the water sample reacts with OH- of the sodium hydroxide solution. The balanced chemical…

Q: What volume of 0.812 M HCl, in milliliters, is required to titrate 1.45 g of NaOH to the equivalence…

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Q: What mass of precipitate (in g) is formed when 20.5 mL of 0.300 M Ni(NO3)2 reacts with 35.0 mL of…

A: Given: Volume of Ni(NO3)2 = 20.5 mL Concentration of Ni(NO3)2 = 0.300 M Volume of NaOH = 20.5 mL…

Q: What is the concentration of a solution iif 6.12 g of calcium sulfite (molar mass 120.2 amu) is…

A: Given: Mass of calcium sulfite = 6.12 g Molar mass of calcium sulfite = 120.2 u Volume of the…

Q: A mixture of bases can sometimes be the active ingredient in antacid tablets. If 0.4826 g of a…

A: Given data: Mass of the mixture = 0.4826 g Volume of HNO3 = 17.30 mL Molarity of HNO3 = 1 M Formula…

Q: What volume of each of the following acids will react completely with 50.00 mL of 0.200 M NaOH? a.…

A: Given the volume of NaOH =50.00 mL =0.05 Lconcentration of NaOH =0.200 Mwe are asked to calculate…

Q: 1. What volume of 0.2030 mol/L NaOH(aq) is needed to react completely with 40.00 mL of 0.19 mol/L…

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Q: What volume of 0.175 M sodium phosphate, Na3PO4, solution is necessary to completely react with 95.4…

A: Reaction                              Na3PO4 (aq) + CuCl2 (aq) -------> Cu3(PO4)2 (s) + NaCl (aq)…

Q: If 50.0 g of CH₃OH (MM = 32.04 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

A: Number of moles =50.0 g/32.04 g/mol                                      =1.56 mol

Q: What mass of Fe(OH)3 would be produced by reacting 75.0 mL of a 0.0734 M Fe(NO3)3 solution with 125…

A: Given: Concentration (molarity) of  Fe(NO3)3 = 0.0734 M Volume of Fe(NO3)3 = 75.0 mL Concentration…

Q: What is the concentration of Br (aq) in a solution prepared by mixing 75.0 ml Of 0.62 M iron (III)…

A: Number of moles of solute present in 1 liter of solution is known as molarity of the solution.

Q: What mass of precipitate (in g) is formed when 20.5 mL of 0.700 M Zn(NO₃)₂ reacts with 23.0 mL of…

A: Number of moles of substance=Concentration of substance x Volume of substanceFor…

Q: What mass of precipitate (in g) is formed when 20.5 mL of 0.500 M Cu(NO₃)₂ reacts with 24.0 mL of…

A: Cu(NO₃)₂ + 2 NaOH = Cu(OH)2 + 2 NaNO3. From the above chemical equation we can see that , 1 mol…

Q: By titration it is found that 114.3 mL of 0.562 M NaOH is needed to titrate 48.0 mL of HCl.  What is…

A: Here given, Volume of NaOH (V1) = 114.3 mL Strength of NaOH (S1) = 0.562 M Volume of HCl (V2) = 48…

Q: How many moles of Ca(OH) 2 are required to completely react with 30.00 mL HCI solution? (HCl content…

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Q: 4. What volume of 0.1000 mol/L. NaOH(aq) is needed to react completely with 20 mL of 0.1805 mol/L…

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Q: What volume of each of the following acids will react completely with 25.00 mL of 0.200 M HCl? a.…

A: We have to find volume of base that react with 25.00 mL of 0.200 M HCl a. 0.100 M NaOH b. 0.0500 M…

Q: 3. How would the concentration of the vinegar solution be altered if the volumetric flask used to…

A: The question is based on the concept of titration. we are titrating a weak acid with a strong base.

Q: If 40.1 g of CH;OH (MM = 32.04 g/ mol) are added to a 500.0 mL volumetric flask, and water is added…

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Q: 2. What is the molarity of hydroxide ions in a solution made by dissolving 0.2745 g Ca(OH)2 in…

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Q: If 27.8 g of CH3OH (MM = 32.04 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

A: Mass = 27.80 g V = 500.00 mL

Q: 2. If 20.0 mL of distilled water, 0.2 mL of 6.0M HC,H;O2(20, 1.2 mL of 1.0M NAC2H3O2(aq) and 0.5 mL…

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Q: If 50.0 mL of NaOH solution is required to react completely with 0.48 g KHP, what is the molarity of…

A: Molarity of a solution represents the concentration of solution, which is generally expressed as…

Q: If 40.6 g of CH:OH (MM = 32.04 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

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Q: A 0.9182 g sample of CaBr2 is dissolved in enough water to give 500.0 mL of solution. A 15.00 mL…

A: When we make a solution , then concentration of whole solution is same. So if we take a small volume…

Q: 2) What is the concentration of hydrogen ion, H", present in a water sample if 100. ml of the sample…

A: Given: V1 = 100.0 mL V2 = 7.2 mL M2 = 2.5 × 10-3 M

Q: If 46.3 mL of a 0.794 M Ca(OH)2 solution is required to neutralize a 40.0 mL sample of HCl, what is…

A: Given :-  Molarity of Ca(OH)2 solution = 0.794 M  Volume of Ca(OH)2 solution = 46.3 mL  Volume of…

Q: Suppose you took a 3.00 mL sample of HNO3 (aq) of an unknown concentration, and find that you have…

A: Given: Volume of HNO3 = 3.00 mL Volume of NaOH solution = 20.30 mL Molarity of NaOH solution = 0.106…

Q: The principal ingredient of certain commercial antacids is calcium carbonate, CaCO3. A student…

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Q: What volume (in L) of 0.246 M HNO3 solution is required to react completely with 38.6 mL of 0.0515 M…

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Q: What volume of 0.828 M HCl, in milliliters, is required to titrate 2.10 g of NaOH to the equivalence…

A: Given, 0.828 M HCl 2.10 g NaOH

Q: How many moles of H⁺ ions are present in the following aqueous solutions?(a) 1.40 L of 0.25 M…

A: From the dissociation reaction of strong acid, the number of moles of H+ ions can be calculated…

Q: Consider the reaction of H 2 SO 4 (acid) with sodium hydroxide, NaOH (base) 2NaOH (aq) +H 2 SO 4(aq…

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Q: What volume in milliliters of 0.0130 M Ca(OH)2 is required to neutralize 70.0 mL of 0.0300 M HBr?

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Q: What volume. (in mL) of 0.400 mol/L sodium hydroxide, NAOH (aq), is needed to completely neutralize…

A: Given :-  Molarity of NaOH solution = 0.400 mol/L  Molarity of HCl solution = 0.261 mol/L  Volume of…

Q: 1.Determine the molarity of a potassium hydroxide solution if it takes 38.2 mL of the solution to…

A: Three numerical problems based on mole concept, which is to be accomplished.

Q: A 1.81g sample of Ba(OH)2 solid was dissolved in water to give 250 mL of solution. What is the OH…

A: Molar mass of barium hydroxide=171.34 g/molmass of barium hydroxide = 1.81 gmoles of barium…

Q: When 20.00 mL of 1.005 M H,SO4 is titrated with a solution of NaOH, 44.68 mL of NaOH is required to…

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Q: How many grams of Fe2(CO3)3 are required to react completely with 16.0 mL of 2.10 M of FeCl3 ?

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Q: 2. The end point in a titration of a 50.00 mL sample of HCl solution was reached by the addition of…

A: Given data: The volume of HCl sample VHCl=50.00 mL. The volume of NaOH VNaOH=35.23 mL. The molarity…

Q: What Volume of 0.239 M HNO3 in milliliters is required to react completely with 1.50 g of Ba(OH)2?

A: Given : Concentration of HNO3 = 0.239 M And mass of Ba(OH)2 = 1.50 g Molar mass of Ba(OH)2 = Atomic…

Q: the concentration of CH₃OH in the resulting solution?

A: Given,   Mass of CH3OH = 40.7 g Molar mass of CH3OH = 32.04 g/mol According to problem volume of…

Q: If 12.4 mL of a 1.04 M of NaOH solution neutralized a 15.12 mL sample of hydrobromic acid, what is…

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Q: What mass of precipitate (in g) is formed when 20.5 mL of 0.500 M Cu(NO₃)₂ reacts with 40.0 mL of…

A: Answer #70: The given reaction is :  Cu(NO3)2(aq) + 2 NaOH(aq) → Cu(OH)2(s) + 2 NaNO3(aq) The given…