Ni2+(aq) + 2 DMG(aq) → Ni(DMG)2(s) How many milliliters of 0.0776 M DMG solution is required to precipitate all the nickel(II) present in 10.7 mL of 0.106 M nickel(II) sulfate solution?

Q: A student needs to prepare a 500.0 mL solution of 0.150 M Zn(NO3)2. How many grams of Zn(NO3)2 is…

A:

Q: If 4.00 mL of 0.0250 M CuSO4 is diluted to 10.0 mL with pure water, what is the molar concentration…

A: Answer:- This question is answered by using the simple concept of dilution of a concentrated…

Q: Oxalic acid, H2C2O4, occurs as the potassium of calcium salt in many plants, including rhubarb and…

A:

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

A:

Q: You would like to make 3L of 0.10 M HCl(aq) solution from a stock solution with a concentration of…

A: • The values provided in the question are:-       i) Initial concentration of HCl solution, M1 =…

Q: What concentration of Cl- ions results from fully dissolving 15.328 g of FeCl3 (162.2 g/mol) in 250…

A: We have to calculate the concentration of Cl- ions  .

Q: A solution of sodium chlorate is a highly effective herbicide. Calculate the volume of 4.30 mol/L…

A: A solution is made by adding certain amount of solute to a solvent. The term concentration refers to…

Q: Express as % solution: 2.85 g of sodium chloride in 60 mL of water

A: Given : mass of NaCl = 2.85 g And volume of solution = volume of water = 60 mL…

Q: What volume (in mL) of a 0.15 M HNO3 solution will completely react with 35.7 mL of a 0.108 M Na2CO3…

A:

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 =…

Q: Phosphoric acid and sodium hydroxide react according to the following equation: H3 PO4(aq) +3…

A:

Q: One of the active ingredients in stain removers is sodium percarbonate (Na2CO3), and a typical stain…

A: Percentage w/v of Na2CO3 = 6.5 % Volume of solution = 150.0 mL % w/v is given by: %w/v=mass of…

Q: Iron reacts with HCl solution to give H2 gas and Fe2+ ions. Suppose that 4.4 g of iron are to be…

A: Metals are very essential in reducing as they have their nature, they donate electrons very easily.…

Q: A solution contains 0.0610 gg of oxalic acid, H2C2O4⋅2H2OH2C2O4⋅2H2O,in 250. mL. What is the…

A:

Q: What volume of a 0.250 M AgNO3 (aq) solution Contains 2.34g of silver nitrate?

A:

Q: The solubility of magnesium hydroxide, Mg(OH)2, in water is 9.0 x 10 4 g/100 mL. What volume of…

A: The equation for the above process is written as: Mg(OH)2+HNO3---------->Mg(NO3)2+H2O. Now,…

Q: Following the procedure, a student recorded the initial volume of NaOH in his buret as 1.43 mL. He…

A: Titrimetric analysis involves the determination of the volume of a solution of known concentration.…

Q: If you had 200. ml of a 3.0 M solution of MgCl2 and accidentally spilled 35.7 ml of pure water into…

A: When we accidentally spill water, the original solution is diluted leading to decrease in…

Q: How many grams of barium acetate, Ba(CH3 COO)2 , must be dissolved to prepare 250. mL of a 0.218 M…

A: The amount of a solute dissolved in a specified volume of the solvent is expressed by the…

Q: Zinc dissolves in hydrochloric acid to yield hydrogen gas as follows:Zn(s) + 2HCl(aq) → ZnCl2(aq) +…

A: The values are given as follows:

Q: What volume (in mLmL) of a 0.150 MHNO3MHNO3 solution is required to completely react with 41.6 mLmL…

A: Number of mmols = Molarity x volume (mL) Given that: Number of moles of HNO3 required to react…

Q: Iron reacts with HCl solution to give H2 gas and Fe2+ ions. Suppose that 3.7 g of iron are to be…

A: The question is based on reaction Stoichiometry. we have been given mass of iron. we need to…

Q: Find the number of moles of Na+ ions in 38.7 mL of 0.394 M of NaOH(aq) solution.

A:

Q: What mass of Na2  CrO4 is required to precipitate all of the silver ions from 45.0 mL of a 0.600 M…

A:

Q: Given the following reaction: Zn  +    2 HCl  ⟶    ZnCl2   +    H2 Calculate the volume in mL of…

A: Molarity of HCl = 0.589 M                             = 0.589 mol L-1   Mass of Zn = 1.87 g Molar…

Q: A student weighs out a 7.23 g sample of CoI2, transfers it to a 125 mL volumetric flask, adds enough…

A: Given: mass of CoI2=7.23 gvolume of solution=125 mL To find: Molarity of CoI2

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

A:

Q: A 325 mL sample of solution contains 25.3 g of CaCl2.  Calculate the molar concentration of Cl– in…

A:

Q: 4. You are given 150 ml of a 0.1 M NAOH solution. What volume of a 1M HCI solution would you need to…

A: Given :- molarity of NaOH solution = 0.1 M  Volume of NaOH solution =150 mL  Molarity of HCl…

Q: Calculate the molarity of a solution prepared by dissolving: 0.17 mol sulfuric acid in 85 mL of…

A: The molarity of a solution is defined as the number of moles of solute dissolved per liter of the…

Q: A student needs to make 250 mL of 1.4 M Fe(NO3)3 by dilution. How many milliliters of a 5.0 M…

A: Given data :  Initial molarity of Fe(NO3)3 (M1) is 5.0 M Final volume of Fe(NO3)3 (V2) is 250 mL.…

Q: To analyze the alcohol content of a certain wine, a chemist needs 1.02 L of an aqueous 0.328 M K 2Cr…

A: Given data is as follows: The concentration of K2Cr2O7 = 0.328 M The volume of the solution = 1.02 L…

Q: Calculate the mass of silver nitrate (in grams) in a 135 mL solution of 3.28 MAgNO3

A: Given: The volume of the solution= 135ml The concentration of the solution=3.28 M

Q: A solution with a total volume of 1000.0 mL contains 37.1 g Mg(NO3)2. If you remove 20.0 mL of this…

A: Given : mass of magnesium nitrate = 37.1 g Volume of solution = 1000 mL

Q: Zinc dissolves in hydrochloric acid to yield hydrogen gas as follows: Zn(s) + 2HCl(aq) → ZnCl2(aq) +…

A: Determine limiting reagent:1 mL = 0.001 L

Q: 90.0 mL of 0.30M MgCl2 is boiled down to a volume of 78.0 mL.  What is the concentration of the…

A: The initial volume of the given MgCl2  solution (V1) = 90.0 ml The initial concentration of the…

Q: Calculate the mass, in grams, of nickel(II) nitrate that must be added to a 500-mL volumetric flask…

A:

Q: Calculate the molarity of a solution prepared by adding 17.3 g sodium sulfate to a total volume of…

A: Formula of sodium sulfate = Na2SO4  Given : mass of Na2SO4 = 17.3 g  Volume of solution = 864 mL =…

Q: If 1.5 g of potassium dichromate (K2Cr2O7) is used to prepare a standard solution in a 250 mL…

A: Solution:    Molarity is the measure of the concentration of species.The amount of solute present…

Q: One cup of fresh orange juice contains 550 mg of ascorbic acid (vitamin C, ). Given that one cup =…

A: Molarity is defined as total number of moles of solute dissolved in one litre of solution Molarity…

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: How many mL of a 0.172 M aqueous solution of chromium(III) sulfate,Cr(SO4)3 , must be taken to…

A:

Q: The average adult human male has a total blood volume of 4.9 L .   If the concentration of sodium…

A: Given:.Molarity of sodium ion = 0.136 M.Volume of blood= 4.9 L.

Q: How many grams of aluminum chloride, AICI3, must be dissolved to prepare 250. mL of a 0.238M aqueous…

A: The volume of the aluminium chloride solution is = 250. mL The molarity of the aluminium chloride…

Q: How many grams of NaCl are required to precipitate most of the Ag* ions from 5.50 x102 mL of 0.0487…

A:

Q: If 6.00 mL of 0.0210 M CuSO4 is diluted to 10.0 mL with pure water, what is the molar concentration…

A:

Q: In the laboratory you dilute 3.85 mL of a concentrated 12.0 M perchloric acid solution to a total…

A:

Q: If 5.00 mL of 0.0445 M CuSO4 is diluted to 10.0 mL with pure water, what is the molar concentration…

A: Amount of copper sulfate in the 5.00 mL solution can be calculated as,