Q1) How you would prepare 30 ? gm of 20% of KCI in water

Q: ow many grams of solute are in 1.50 L of a 0.450 M CaCl2 solution

A: Molarity is the concentration term that is defined as the number of moles of solute present in the…

Q: How many grams of a KCL solution that is 1.14% KCL by mass are needed to obtain 20.4 g of sucrose?

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Q: What is the concentration (molarity) of a solution created by dissolving 113.7 grams of KCl to…

A: Given  mass of KCl  = 113.7 gram  Volume = 1.6 Liter Molarity = ?

Q: What volume of a 1.5 M KOH solution is needed to provide 6.75 moles of KOH?     0.50 L     4.5 L…

A: Molarity (M) is a concentration term for a solution. The molarity of a solution is defined as the…

Q: 20 grams of NaClare dissolved in 0.8 L of water. What volume of this solution would be needed to…

A: 20 grams of NaClare dissolved in 0.8 L of water. What volume of this solution would be needed to…

Q: Draw a more accurate representation of one unit of KCl dissolved in water

A: When potassium chloride (KCl) dissolves in water, it gets dissociated into potassium and chloride…

Q: What is the molarity of a solution prepared by diluting 5.00 mL of concentrated HNO3 to 0.250 L

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Q: what is the molarity of a 2.2 L solution containing 41 g of KCN?   2) how many grams of NaCl are…

A: Molarity of a solution = wM×V        ...... (i) where, w = mass of solute in g,            M = molar…

Q: How much distilled water must be added to a 25.00 mL 0.5104 M aqueous H2SO4 solution to prepare a…

A: Given, Volume of aqueous H2SO4 solution = 25.00 mL Concentration of aqueous H2SO4 solution = 0.5104…

Q: 2.) Calculate the mass of (NH4)2CO3 and water needed to make 175. g of a 15.7 % solution?

A: Given: Mass percentage = 15.7% Mass of solution = 175g

Q: How many grams of MgF2 are needed to prepare 743.6 mL of  0.859  molar aqueous MgF2?

A: Molarity of a solution is defined as the number of moles of solute upon the volume of the solution…

Q: Draw a more accurate representation of one unit of C6H12O6 dissolved in water

A: To write the representation of one unit of C6H12O6 dissolved in water we have to write the Molecule…

Q: How many grams of NaOH are needed to prepare 250 mL of  0.225 MM  NaOH?

A: The molarity of the solution is defined by the mole of solute present in one liter of solution. The…

Q: How many grams of NaOH will you need to add to 5.0 mL of deionized water to obtain a 3.0 M solution?

A: Given that, Molarity of NaOH= 3.0 M volume= 5.0 ml = 0.005 L molar mass of NaOH= 40 g mol-1 mass of…

Q: How many moles of NaOH are present in 31.5 mL of 0.240 M NaOH?

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Q: How many grams of H2SO4 are needed to prepare 5.0 L of a 2 M H2SO4 solution

A: Molarity, volume and number of moles are related by the equation: Molarity = Number of molesVolume…

Q: What mass of C6H1206 (glucose) is needed to prepare 450. mL of a 0.650 M solution of glucose in…

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Q: How many grams of glucose (C6H12O6) are contained in 555 mL of a 1.77 M glucose solution?

A: Given: Molarity of glucose solution = 1.77 M The volume of solution: 555mL To calculate: the mass of…

Q: How many mL of 1.00 M LiNO3 solution has 8.16 g of solute?

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Q: What mass of glucose (C6H12O6) is contained in 75.0 mL of a 2.00 M glucose solution? 0.150 gg 6.76…

A: Calculate number of moles of: 1 L = 0.001 mL

Q: You have 2.1N H2SO4 and wish to make 200 ml of 2N. How much water is required?

A: As we know ,Moles the solute remains same on dilution but volume of the solution increases.Dilution…

Q: 2. What is the morality of a 60.5% by mass of nitric acid (HNO3) solution?

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Q: How would you prepare 750 g of an aqueous solution that is 2.5% NaOH by mass?

A: Given concentration of NaOH Solution is 2.5% by mass.

Q: 4. A student needs to prepare 210.0 mL of a 1.99 molar solutior. (1.59 M) of porassium chlo- ride.…

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Q: You are required to prepare a 3.5% AgNO3 solution, using 5.00g of silver nitrate. How much water…

A: given, mass percentage = 3.5% Mass of silver nitrate in solution = 5.00g

Q: How many grams of water are required to react with 70.0 grams of Nitrogen dioxide? 3 NO2 + H20 -->…

A: Given reaction is, 3 NO2 + H20 --> 2HN03 + NO Mass of NO2 = 70.0 g Molar mass of NO2 = 46.0055…

Q: Whats the mass of KIO3 that will consume 25 ml of .1 M Na2S2O3?

A: The mass of KIO3 that will consume 25 ml of .1 M Na2S2O3, it is to be calculated. Given: Volume of…

Q: Why have you used 4.5 g of NaOH to prepare 100 mL of 1 N NaOH solution?

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Q: a. What is the molarity of an aqueous solution made by dissolving 6.00 g of K2SO4 to create a 0.500…

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Q: 9) what is the molarity of 518 mL of solution that contains

A: Mass of Na2S = 57.4 g  Volume of Solution = 518 mL  Molarity = ?

Q: Household laundry bleach is a dilute solution of potassium nitrate (KNO3) mixed with water. How many…

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Q: 1. a. How many grams of potassium nitrate is added to 250.0 g of water to prepare a 15.0% potassium…

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Q: Grams of MgCl2 to prepare 3.25 L of a 0.950 M MgCl2 solution

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Q: How many moles of HCl are contained in 75.0 mL of 2.00 M HCl?

A: GIVEN: Molarity of HCl=2.00M=2.00 mol/L Volume of solution=75 ml To solve: No.of moles of HCl=?…

Q: How many grams of hydrochloric acid are contained in 2.00 L of 0.500 N solution?

A: Given : Normality of hydrochloric acid i.e HCl = 0.500 N And volume of solution = 2.00 L

Q: What is the concentration (molarity) of a solution created by dissolving 164.6 grams of KCl to…

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Q: 2) If iron(II) sulfate is heated too strongly, the following reaction will occur FeSO4(s) FeO(s) +…

A: Given:Heated a sample of Determine what will happen to the experimental percent water.Dehydration is…

Q: What is the concentration (molarity) of a solution created by dissolving 196.70 grams of KCl to…

A: Molarity of a solution is the term used to express the concentration of the solution. It is…

Q: How many moles of solute are present in 1.50 L of 0.240 M Na2SO4?

A: Molarity (M) :-  The number of moles of solute present in dissolved state in one lire of solution is…

Q: What is the concentration of a solution formed by diluting 280 mL of 7.2 M NaOH solution to  0.77 L?

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Q: How much water must be added to 25 mL of a 0.5 M solution to prepare a 0.1 M solution?

A: The objective of this question is to find out the volume of water that needs to be added to a given…

Q: What is the molarity of a solution that contains 5.9 moles of NaOH in 29.3 L of solution?

A: Molarity is defined as moles of solute dissolved per litre of solution

Q: How many grams of NaCl are in a 5.89 mol/kg solution that was made from 979.5 g of water?

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Q: How many moles of solute are present in 2 L of a 25M potassium nitrate (KNO3) solution?

A: Given, the volume of solution =2 Lconcentration of potassium nitrate (KNO3) solution =25 Mwe are…