You are given 10.5 g of CaCl2, and you dissolve it into 2.47 L of H2O. What is the solution concentration?

Q: What mass of Na3CrO4 is required to precipitate all of the silver ions from 20.0 mL of a 0.700 M…

A: 20.0 mL of a 0.700 M solution of AgNO3 and Na3CrO4.

Q: y of PbCl2 in water is 0.0150 g/L at 25 oC.  What is the molar concentration of             Cl- ion…

A: Equilibrium is the state of the reversible reactions. So when the rate of the forward direction…

Q: A diluted bleach solution was found to have a concentration of 0.0250 M. It was originally prepared…

A: Given that : The concentration of diluted bleach solution = 0.0250 M The final volume of solution =…

Q: What is the molarity of K+ in a solution that contains 89.72 ppm of K3Fe(CN)6 (329.3 g/mol)?

A:

Q: An aqueous potassium carbonate solution is made by dissolving 6.89 moles of K2CO3 in sufficient…

A: The molarity of the solution is calculated as, molarity = number of moles of solutevolume of…

Q: The balanced equation for the neutralization reaction of aqueous H,SO, with aqueous KOH is shown. H,…

A:

Q: 6. What volume of a 0.65 M solution of sodium chloride could be formed with 0.43 mol of NaCl?

A: Molarity = number of moles / volume of solution (in L) Volume = number of moles/molarity of solution…

Q: a solution is prepared by the addition of 323.8g glucose, C6H12O6 (MM=180.18g/mol), to water,…

A:

Q: 2 You will need 25.0 mL of 0.5 M solutions of each reagent. To do this: Calculate the mass of sodium…

A: Molarity of Na2CO3=0.5M Volume of the solution =25.0 mL = 25.0mL1000mL×1L=0.025L

Q: Potassium fluorine is used for frosting glass. Calculate the molarity of a solution prepared by…

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Q: What is the molarity of a solution made by dissolving 39.264 g of CoCl2 in water and diluting with…

A:

Q: What mass of solute, in g, is needed to create 7.6OL of 0.125M AgC2H3O2?

A: Molar mass of AgC2H3O2 = 166.91g/mol Number of moles = given mass/Molar mass

Q: What is the mass % of LiF in a mixture that is prepared by dissolving 5.2 g of LiF in 92.5 g of H…

A: mass(%)= mass of solute / mass of solution×100 Solutuon=solute+solvent Percent Concentration…

Q: What mass of NaOH is needed to precipitate the Cd2+ ions from 37.0 mL of 0.500 M Cd(NO3)2 solution?

A: Given:Volume of Cd(NO3)2 solution = 37.0 mL = 0.037 L.Molarity of Cd(NO3)2 solution = 0.500 M.

Q: How many grams of chromium(III) sulfate, Cr2 (SO4)3, are required to make a 5.23 %(w/v) aqueous…

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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: An aqueous solution is prepared by mixing 240.0 mL of 1.700 M NiCl2 with 160.0 mL of 2.200 M NaCl…

A:

Q: What mass of K2CO3 is needed to prepare 94.0 mL of a solution having a potassium ion concentration…

A: We have to calculate the mass of potassium carbonate needed.

Q: What is the molarity of the following solutions? (a) 12.5 g NaHCO3 in 350.0 mL solution (b) 45.0 g…

A:

Q: If you dissolved 20.5 grams of solid KCl in 250 ml of water, what would the molar concentration of…

A: Given : Mass of KCl = 20.5 g And volume of water = 250 mL = 0.250 L…

Q: A solution is prepared by dissolving 24.5 g of CaCl2 (MW = 110.98 g/mol) in 355 mL of water. The…

A: Molarity indicates the concentration of solution, which is expressed as mol/L. Given: Mass of CaCl2…

Q: What is the molarity of a solution of 25.0 g NaOH (molar mass = 40.00 g/mol) dissolved in  .250 L…

A: Molarity Number of moles of solute substance present in particular volume of solution is known as…

Q: How many grams of nickel(II) nitrate, Ni(NO3)2 , are required to make a 8.96 %(w/v) aqueous solution…

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Q: 1. What is the molality of a solution containing 100 grams sucrose (342g/mol) in 100.0 grams water?…

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Q: How many grams of Al2(SO3)3 are in 300 mL of 1.5 M solution whose density is 1.40 g/mL.

A:

Q: Calcium hydroxide is sometimes used in water treatment plants to clarify water for residential use.…

A: We have Calcium hydroxide as 0.025 M, Aluminium sulphate as 0.125 M of 25 ml. We have to calculate…

Q: How many grams of nickel(II) fluoride, NiF2 , are required to make a 8.78 %(w/v) aqueous solution in…

A: Given that : The volume of aqueous solution = 300 mL %w/v of nickel(II) fluoride = 8.78 %

Q: 3. How many grams of solute are present in 50.0 ml of a 0.850 M solution of Potassium dichromate (…

A: Given: 50.0 mL of 0.850 M K2Cr2O7Molar mass of K2Cr2O7 = 194 g/mol

Q: What volume of 0.200 M Na2CO3 (MW = 106) solution contains 53.0 g of Na2CO3?

A: Given solution of Na2CO3 has concentration of 0.200 M and the solution contains 53.0 g of Na2CO3.…

Q: The ionic compound AB (346 g/mol) has a solubility of 4.63 x 10-3 g/L. What is the Ksp of the…

A: Given data : Solubility is the extent to which a mineral will dissolve in water,

Q: 8. How many grams of KNO3 are contained in 245 mL of 3.00 M KNO3 solution?

A: The molarity of the KNO3 solution is 3.00 M and the volume of the solution is 245 mL. The mass of…

Q: A laboratory technician needs to prepare a diluted solution of Magnesium hydroxide. She dissolved…

A: The mass of magnesium hydroxide, the solute is = 6.2 g The volume of the solution is = 250 mL The…

Q: What volume (in mL) of 4.35 M HCl solution is needed to react with 18.5 g of Ca(OH) 2

A: Acid reacts with base to form salt and water. The given acid is HCl and base is CaOH2. Write the…

Q: What volume (in mL) of 4.35 M HCl solution is needed to react with 18.5 g of CaO2H2?

A: Given data contains, Molarity of HCl is 4.35M. Mass of CaOH2 is 18.5 g. The chemical equation is…

Q: What is the molarity of a solution made by dissolving 42.90g of Al(NO3)3 in enough water to bring…

A: Molarity or molar concentration of a solution is defined as the number of moles of solute dissolved…

Q: How many grams of Fe(NO3)3 must be used to prepare 1.50 L of a 0.0625 M Fe(NO3)3 solution?

A: Given, Volume of the solution = 1.50 L 0.0625 M Fe(NO3)3 solution i.e. molarity of the solution =…

Q: If 5.00 mL of 0.0286 M CuSO4 is diluted to 10.0 mL with pure water, what is the molar concentration…

A:

Q: What is the mass percent of calcium chloride if 45.0 g of CaClz is dissolved in 420. g of wate

A: Mass percent is calculated using the formula mass percent = (mass of chemical/total mass of…

Q: An aqueous potassium carbonate solution is made by dissolving 7.02 moles of K2CO3 in sufficient…

A: For K2CO3 , Number of moles = 7.02 mol Total volume of solution = 4.80 L

Q: How many grams of solid Cu2SO4 5H2O (249.68 g/mol) must be dissolved in 400 mL of water to obtain a…

A: Cu2SO4.5H2O + H2O --------> 2Cu+ + SO42-  This equation describes that 1 mole of Cu2SO4 produces…

Q: what mass of Na2CrO4 is required to precipitate all of the silver ions from 55.0 mL of a 0.300 M…

A: Given:Molarity of AgNO3 = 0.300 M.Volume of AgNO3 = 55.0 mL = 0.055L.The balanced chemical reaction…

Q: Ammonium chloride, NH4Cl, is a very soluble salt in waterIf you dissolve 14 g of ammonium chloride…

A: The given data contains, weight of ammonium chloride = 14 g Volume of water = 500 ml. Molar mass of…

Q: How many milligrams of sodium sulphide are needed to completely react with 25.0 mL of a 0.0100 M…

A: Balanced chemical reaction between sodium sulphide and cadmium nitrate is given by,

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: Which of the following do not appear as concentrations in the expression for Kc? a) solids b)…

A:

Q: Determine the volume of 0.116 M Li3PO4 and 0.0871 M Mg(C2H3O2)2 solutions needed to form 135 g of…

A: Number of mols = volume in L × concentration in M Number of mols = weight / molecular weight

Q: Concentration of NaOCl in Full-strength Commercial Bleach:   A diluted bleach solution was found…

A: Given that : Concentration of the diluted bleach solution = 0.0284 M The volume of original solution…

Q: What is the molarity of K+ in a solution that contains 89.72 ppm of K3Fe(CN)6 (329.3 g/mol

A: we know that  1ppm = 1 mg/L formula for Molarity =  M = {gram of molecule/ molar mass of…

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,