1. It takes 28.45 ml of an HCI solution to completely neutralize 0.1586 grams sample of Na2CO3 Determine the concentration of the HCl solution. Na2CO3 (s) + 2 HCI (aq) → CO2 (g) + H2O (1) + NażCO3 (aq)

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A: Given : Molarity of NaOH = 0.475M

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A: (a)

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Q: It takes 24.05 mL of 0.952 M NaOH to titrate a 15.00 mL sample of white vinegar (i.e. HC2H3O2).…

A: Given data: Molarity of NaOH = 0.952 M Volume of NaOH = 24.05 mL Volume of vinegar = 15.00 mL…

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Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Hi, as you have posted 2 questions and have not mentioned which one you want us to solve for you.…

Q: The following chemical reaction takes place in aqueous solution: 2 AGNO3(aq)+Na,S(aq) →Ag,S(s)+2…

A: 2AgNO3(aq) + Na2S(aq) ---------> Ag2S(s)   + 2NaNO3(aq)

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A:

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Using concept of stoichiometric equivalent we can find the concentration of tin(II) chloride.

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Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Given data,Concentration of AgNO3=67.0mMMass of AgCl formed=5.6mgVolume of sample=200mLWe know, 1 L…

Q: mass

A:

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A: Given following balanced Chemical equation -  6H+(aq) + 5H2O2(aq) + 2MnO4- (aq) ----> 5O2(g) +…

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: In the laboratory you dissolve 18.9 g of manganese(II) bromide in a volumetric flask and add water…

A: molarity = mol/ volume(in L )   [MgCl2] is concentration of MgCl2.

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Here only we have to use the mass of AgCl precipitate. We convert it into moles and from that we can…

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Q: Question attached

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Q: In the laboratory you dissolve 22.7 g of copper(II) nitrate in a volumetric flask and add water to a…

A: Given : Mass of copper (II) nitrate i.e Cu(NO3)2 = 22.7 g And volume of solution = 500 mL = 0.500 L…

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Q: What mass of precipitate (in g) is formed when 20.5 mL of 0.400 M Mn(NO3)2 reacts with 34.0 mL of…

A: • Given,            [Mn(NO3)2] =0.400 m = 0.4 mole/L            Vmn(NO3)2 =20.5 ml =…

Q: Consider the balanced reaction below. FeCl3 (aq) + 3 NAOH (aq) --> Fe(OH)3 (s) + 3 NaCI (aq) A 0.532…

A: Given: Concentration of NaOH = 0.532 M Concentration of FeCl3 = 0.398 M Volume of of FeCl3 = 34.9 mL…

Q: CrCl3(s) + AgNO3 (aq)  AgCl(s) + Cr(NO3)3(aq) A 0.810 g sample of impure CrCl3 was dissolved in…

A: Given data,Molarity of AgNO3=0.165MVolume of AgNO3=45.5mL=0.0455LMass of impure CrCl3=0.810g

Q: Lead ions can be precipitated from aqueous solutions by the addition of aqueous iodide: Pb2+ (aq) +…

A: The equation is,

Q: Write the net ionic equation for the precipitation reaction that occurs when aqueous solutions of…

A: A precipitation equation of :  AgNO3(aq) + K3PO4(aq) ---> ?  For this equation calculate :  a)…

Q: neutralize a nitric acid solution. 1. Write a balanced chemical equation for the reaction that…

A: Barium hydroxide is a base and nitric acid is acid  Reaction between these two is a neutralization…

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Q: In the laboratory you dissolve 22.7 g of potassium bromide in a volumetric flask and add water to a…

A:

Q: In the laboratory you dissolve 14.7 g of chromium(III) nitrate in a volumetric flask and add water…

A: Chromium(iii) nitrate is a strong electrolyte so completely dissociate into ions.

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: we have to calculate the  concentration of copper(II)chloride

Q: Question is attached

A: The reaction is – 2Cl-aq + Hg(NO3)2aq →2NO3-aq + HgCl2 s

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Molarity = number of moles of solute/ Volume of solution(in L) Molality = number of moles of…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: The balanced equation is:

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.