A 1.50 g sample of KCl is dissolved in 36.0 mL of water. The resulting solution is then added to 32.0 mL of a 0.470 M CaCl2 (aq) solution. Assuming that the volumes are additive, calculate the concentrations of each ion present in the final solution. Concentration of Kt ions = M Concentration of Ca2+ ions = M Concentration of Cl ions =

Q: A 155.0 mL solution of 2.661 M strontium nitrate is mixed with 215.0 mL of a 2.464 M sodium fluoride…

A:

Q: f 100.0 mL of 50.0 M SrCl₂(aq) is added to 400.0 mL of distilled water, what is the concentration of…

A: Volume of stock solution,  V1 = 100.0 mL Concentration of stock solution,  M1= 50.0 M To determine:…

Q: Suppose 23.0 mL of 0.190 M CoCl₂ solution is added to 26.0 mL of 0.430 M NiCl₂ solution. Calculate…

A:

Q: The Burke Museum at the UW is analyzing a dinosaur bone sample for the amount of calcium it…

A: The solid

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

A: Given  Mass of KHP = 0.4790 gram  Molar mass of KHP = 204.22 gram/mole  Volume of NaOH solution =…

Q: 250.0 mg of copper(II) sulfate pentahydrate (CuSO4•5H2O, 249.69 g/mol) was dissolved in water to…

A: Since mass of CuSO4•5H2O used = 250 mg = 0.25 g              (since 1 g = 1000 mg) Hence moles of…

Q: Hard water often contains dissolved Ca2+Ca2+ and Mg2+Mg2+ ions. One way to soften water is to add…

A: Given: Concentration of CaCl2 =  5.5 ×10−2 M The concentration of Mg (NO3)2= 9.0×10−2 M The volume…

Q: 100.0 mL of an aqueous solution containing 0.250 M KOH(aq) is mixed with 100.0 mL of an aqueous…

A: First of all, we need to write down the balanced chemical.  The molar mass of Fe(OH)3 = 106.87g/mol

Q: The solubility of calcium fluoride (CaF2) in water is 0.132 g per 100 ml of aqueous solution.…

A: Solubility of CaF2 is 0.132g per 100ml of aqueous solution. It means only 0.132g of CaF2 can…

Q: Silver ions can be precipitated from aqueous solutions by the addition of aqueous chloride:…

A:

Q: You have 500 mL of a 0.125 M HCl(aq) solution and you want to dilute it to exactly 0.100 M. How much…

A: The given problem relates to stock dilution, so we can use the below relation to calculate the…

Q: Hard water often contains dissolved Ca2+ and Mg2+ ions. One way to soften water is to add…

A:

Q: A titration is performed to determine the amount of sulfuric acid, H2SO4, in a 6.5 mL sample taken…

A: The balanced chemical equation between H2SO4 and NaOH states that one mole of H2SO4 reacts with two…

Q: A 15.0 mL 0.500 M NaNO3 solution is mixed with 50.0 mL 0.200 M Fe(NO3)3 solution. What is the molar…

A:

Q: A solution contains one or more of the following ions: Ag+, Ca2+, and Co2+. Lithium bromide is added…

A: The reactions in which two solutions of soluble salts combine together to form an insoluble salt…

Q: Sodium hydroxide is extremely soluble in water. At a certain temperature, a saturated solution…

A: Given  Mass of NaOH = 557 gram  Volume of solution = 1 Liter  Molarity = ?

Q: A solution of NaCl(aq) is added slowly to a solution of lead nitrate, Pb(NO3)2(aq), until no further…

A:

Q: A solution contains one or more of the following ions: Ag*, Ca, and Co. Lithium bromide is added to…

A:

Q: A titration is performed to determine the amount of sulfuric acid, H2SO4, in a 6.5 mL sample taken…

A: Answer:Molar concentration of a solute in a solution is always equal to the ratio of number of moles…

Q: Sodium hydroxide is extremely soluble in water. At a certain temperature, a saturated solution…

A: There are different terms to express the concentration of a solution like molarity , molality ,…

Q: Suppose 69.0 mL of 0.290 M CoCl2 solution is added to 21.0 mL of 0.350 M NiCl2 solution. Calculate…

A: Interpretation: The Concentrations of the solution for each of ions have to be determined in moles…

Q: 100.0 mL of an aqueous solution containing 0.250 M KOH(aq) is mixed with 100.0 mL of an aqueous…

A:

Q: When 3.5 g of CaF2 (an insoluble salt, Ksp = 3.9 X 10-11) is added to water to make 200. mL of…

A: mole  = mass  /  molecular weight molecular weight of CaF2 = 78.07 g/mole concentration = mole  *…

Q: A student finds that it takes 46.16 mL of 0.2915 M NaOH to titrate 20.00 mL of sulfuric acid…

A: The reaction between Sulfuric acid (H2SO4) and Sodium hydroxide(NaOH) is given as:H2SO4 + 2 NaOH →…

Q: A solution is prepared by mixing 25.0 mL of a 0.150 M potassium chloride (KCl) with 75.0 mL of a…

A: In this question we have to tell the molarity of K+ ions in the solution.

Q: A student was given a 3.708-g sample of a mixture of potassium nitrate and potassium bromide and was…

A: Given ; Mass of sample = 3.708 g Mass of AgBr precipitate formed = 2.957 g And the sample contains…

Q: The concentration of copper(II) sulfate in one brand of soluble plant fertilizer is 0.0700% by…

A:

Q: Write the molecular equation for HBRO(aq) + Ca(OH), (aq) → 2HBRO

A: Chemical reactions are those reactions which undergo any chemical change. Chemical reaction is…

Q: What is the molarity of a solution prepared by taking 6.864 g of potassium permanganate (KMnO 4) and…

A:

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

A: From the formula of molarity and reaction between given compounds we can determine the Molarity of…

Q: How many grams of NO 3 - ion are in the  final solution?

A: Given : Mass of Co(NO3)2 in stock solution = 6.00 g And volume of stock solution prepared = 100 mL =…

Q: What mass of silver nitrate must be used to completely precipitate the chloride ion from the sample?

A: Ag+(aq) + Cl-(aq) → AgCl(s) Given, 1.515 g sample is known to contain 27.5% chloride ion by mass…

Q: A solution of NaCl(aq) is added slowly to a solution of lead nitrate, Pb(NO3)2(aq), until no further…

A:

Q: Excess Na2SO4(aq) is added to a 2.43×102 mL sample of industrial waste containing Ba2+ ions. If 20.5…

A: Total industrial sample = 2.43 x 102 mLTotal mass of BaSO4 precipitated= 20.5gThe given reaction is

Q: Sodium hydroxide is extremely soluble in water. At a certain temperature, a saturated solution…

A: In this question, we want to determine the Molarity of the Solution.  You can see details Solution…

Q: Consider the following reaction H2S (g) + FeS(s) + CO2(g) →FeS2(s) + HCO2H(aq) If 2.00 g of each…

A: Molar mass of H2S =34g/mol Molar mass of FeS =88 g/mol Molar mass of CO2 =44g/mol  Given mass of…

Q: A 25.0-mL 0.500-M KNO3 solution is mixed with a 30.0-mL 0.400-M Fe(NO3)3 solution. What is the molar…

A: The concentration of the solution formed by mixing two or more solutions containing the same solute…

Q: A sample of 1.975 g oxalic acid dehydrate (H2C2O4 . 2H2O) was dissolved in enough water to make a…

A:

Q: A 2.00 g sample of KCl is dissolved in 60.0 mL of water. The resulting solution is then added to…

A: Concentration of K+ ions = 0.335 M   Concentration of Ca2+  ions = 0.208 M   Concentration of Cl-…

Q: A solution of NaCl(aq) is added slowly to a solution of lead nitrate, Pb(NO3)2(aq), until no further…

A:

Q: A sample of solid Mg(OH)2 was stirred in water at a certain temperature until the solution contained…

A: HClO4 is a strong acid, it reacts with magnesium hydroxide Mg(OH)2 , this is an acid base reaction.…

Q: A 10.00 ml sample of a solution of acetic acid in water was titrated to the endpoint by the addition…

A: Molarity is defined as moles of solute present in one litre of solution.  The reaction between…

Q: A 150.0 mL solution of 3.526 M strontium nitrate is mixed with 210.0 mL of a 3.640 M sodium fluoride…

A:

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…

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.