What mass of calcium chloride dihydrate, CaCl2•2H2O is required to prepare 100.0 mL of a 0.211 M CaCl2 solution? Your answer should have 3 sig fig

Q: What mass of calcium chloride dihydrate, CaCl2•2H2O is required to prepare 100.0 mL of a 0.224 M…

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Q: The density of a solution that is 30.0% HClO4 is 1.138 g/ml. Calclulate the molarity of the HClO4…

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Q: A sample of 7.89 g of Mg(OH)2 is added to 24.6 mL of 0.190 M HNO3. How many moles of HNO3 are…

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Q: How many moles of CaCl2 are present in 10.0 mL of 0.600 M CaCl2 solution?

A: Given: Volume =10mL=0.01 L Molarity of solution=0.600M Moarity=no of moles of solutevolume of…

Q: What mass of calcium chloride dihydrate, CaCl2•2H2O is required to prepare 100.0 mL of a 0.21 M…

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Q: How many liters of a 1.8 M K N O 3 solution can be prepared from 69.7 grams of K N O 3?  Round your…

A: Molar mass of any compound can be expressed in g mol-1 and atomic mass units. Every molecule has its…

Q: What mass (g) of MgCl2 is required to make 58 mL of 0.41 M MgCl2 (aq) solution

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Q: When 14g MgSO4 7H2O is dissolved in 100g water the density of the solution is found to be 1.060g/mL.…

A: Molarity:  Molarity is one of the unit of concentration. It is defined as the number of moles of…

Q: What mass of calcium chloride dihydrate, CaCl2•2H2O is required to prepare 100.0 mL of a 0.21 M…

A: The objective of this question is to find out the mass of calcium chloride dihydrate (CaCl2•2H2O)…

Q: grams of solute

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Q: Determine the mass of Ferrous ammonium sulphate ((NH4)2.Fe(SO4)2.6H2O) required to prepare 20 ppm…

A: For Ferrous Ammonium sulphate, Volume, V = 100 mL = 0.1L Concentration, C = 20 ppm Mass, m = ?

Q: Evaluate the molarity of a solution that contains 10.50g of Ca(OH)2 in 2250 ml of solution.

A: Molarity =  moles of solute/ volume of solution Given, Mass of Ca(OH)2 = 10.50 g Volume = 2250 ml =…

Q: How many moles of CaCl2 are present in 10.0 mL of 0.600 M CaCl2 solution?

A: Molarity = (no. Of moles/volume of solution (ml))*1000

Q: Show the calculation that you will use to prepare 5 mL of 200 mM stock solution of cobalt (II)…

A: Concept: Molarity: Molarity (M), or molar concentration, is the amount of a substance dissolved in a…

Q: What is the molar concentration of sodium chlorate in this sample?

A: Molarity is the ratio of number of moles of solute to the volume of solution (in L)

Q: How many moles of CaCl2 are required to prepare 2.00 liters of 0.700 M CaCl2?

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Q: What mass of 7.25% NaOH solution is needed to provide 43.0 g of NaOH? (Give answer with correct sig…

A: Given  Weight % of solution = 7.25 %  Mass of NaOH  = 43 gram  Mass of solution = ?

Q: How many grams of silver perchlorate, AgClO 4, are required to prepare 150. mL of a 0.450 M silver…

A: Molarity is the number of moles of solute per litre of the solution. It is denoated by the letter M.…

Q: How many moles of Mg(ClO2)2 are present in 60.0 mL of 1.00 M Mg(ClO2)2 solution?

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Q: 1. What are the normality and molarity of a solution prepared by dissolving 8.050g Ba(0H)2· 8H20 in…

A: Molar mass of Ba(OH)2 . 8H2O = 315 g/mol  Volume = 1500 ml = 1.5 L

Q: Consider a solution prepared by adding 2.70 g acetic acid, CH3CO2H, to 122.8 g of H2O. (a) what is…

A: Given: Mass of water = 122.8 g. And mass of acetic acid = 2.70 g.

Q: Concentrated nitric acid is 70.4% HNO 3 by mass and has a density of 1.42 g/mL. What is the molarity…

A: Molarity: It is the no. of the moles of the solute present in the one litre of the solution.

Q: Consider a 3.00 M CH3OH solution. What volume of this solution, in ml, is needed to provide 0.202 g…

A: Given that : Molarity of CH3OH = 3.0 M Mass of CH3OH = 0.202 g Molar mass of CH3OH = 32.042 g/mol…

Q: t mass of

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Q: How many grams of solute are present in 90.0 mL of 1.33 M CoSO4?

A: Volume = 90.0 mL Concentration of CoSO4 = 1.33 M

Q: You are to prepare 2.50×10²g of 7.00% by mass Na2CO3 solution, what mass in grams of sodium…

A: We know that, (w/w)%=mass of solutemass of solution×100Mass of solvent= Mass of solution-mass of…

Q: A perchloric acid solution is 60.0% HClO4 by mass. It issimultaneously 9.20 M at 25°C.(a)  Compute…

A: (a) Molarity is defined as the number of moles of solute per liter of solution. It is expressed as…

Q: What mass of calcium chloride dihydrate, CaCl2•2H2O is required to prepare 100.0 mL of a 0.211 M…

A: According to the question, The volume of the solution is given by =100.0 mL = 0.1 LThe molarity of…

Q: A solution is made by dissolving 13.5 g of glucose 1C6H12O62 in 0.100 kg of water. What is the mass…

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Q: What mass of calcium chloride dihydrate, CaCl2•2H2O is required to prepare 100.0 mL of a 0.212 M…

A: Molarity (M) :-  The number of moles of solute dissolved in one litre of solution is defined as…

Q: How many grams of lithium nitrate, LiNO3 (68.9 g/mol) are required to prepare 219.5 mL of a 0.357 M…

A: Concentration in terms of molarity is defined as the moles of solute present per liter of the…

Q: mass of CuSO4·5H2O(s) required to prepare 100.0 mL of 0.100 M solution.

A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…

Q: The density of an aqueous solution containing 40.0% sulfuric acid (H2SO4) by mole is 1.681 g/mL. b)…

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Q: 12. Determine how many grams of each of the following solutes would be needed to make 2.50 x 102 mL…

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Q: If 3.7 g of CuSO4 is dissolved in 5.0 x 101 g of H2O, what is the mass percent of CuSO4 in the…

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Q: An aqueuos solution contains 6.00% (by mass) NaBr (sodium bromide). The density of the solution is…

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Q: What mass of calcium chloride dihydrate, CaCl2•2H2O is required to prepare 100.0 mL of a 0.212 M…

A: To calculate the mass of calcium chloride dihydrate first we have to calculate the number of mole of…

Q: A bottle of concentrated aqueous ammonia is labelled " 29.8% N H3 by mass; density = 0.8960 g/ml."…

A: Given, Mass of ammonia = 29.8%. Density = 0.8960g/mL. (a)The molarity of the ammonia solution can be…