How much potassinm hy.drexide is needed to make 1,00 L of a 2 molar solution of potassium hydvoxide?

Q: How many grams of Potassium Chlorate must be used to prepare 500 mL of a 0.2M solution? o 61.25 g o…

A: Given, Concentration of potassium chlorate solution = 0.2 M = 0.2 mol/L Volume of the solution = 500…

Q: How many grams of CaCl2 should be dissolved in 500? mL of water to make s 0.333 M solution?

A: Given  Volume                    = 500 mL          Molarity of solution = 0.333 M  Mass of CaCl2…

Q: How many grams of NiCl2 * 6H2O will be used to prepare a 0.0350 M, 500.0 mL of NiCl2 solution?

A: Molarity: Molarity indicates the concentration of solution which is defined as number of moles…

Q: How much CaC l 2 , in grams, is needed to make 2.0 L ofa 3.5M solution?

A: Molarity is defined as number of moles in 1 liter of solution. The molar mass of CaCl2 is…

Q: How much ammonium chloride (N H 4 Cl), in grams, is needed to produce2.5 L of a 0.5M aqueous…

A: Molarity is the concentration term which is defined as the number of moles present in 1L of a…

Q: What volume in L of concentrated potassium hydroxide solution (21.5 mol/L) is required to prepare…

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Q: Calculate the mass of HCl needed to prepare 4 L of a 0.5 M solution.

A: Molarity is defined as the moles of a solute per liters of a solution. Molarity is also known as…

Q: Determine the number of grams of NaNO3 required to prepare 10.5L of a 0.125M solution

A: Answer: mass of NaNO3 is 111.5625 g.

Q: How many moles of barium hydroxide would you need in order to prepare 0.500 L or a 2.70 M barium…

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Q: To provide 250mL of a 2.5M nitrous acid solution, what mass of nitrous acid is needed?

A: Molarity of the solution may be determined by dividing the number of moles of solute by the volume…

Q: Calculate the mass percent of a solution that is prepared by adding 46.3 g of NaOH to 330 g of H2O.

A: Mass Percent of solution  = ( Mass of Solute / Mass of Solution )  * 100  Here  solute = NaOH…

Q: What is the mass percent of a sodium phosphate solution prepared by dissolving 16.9 grams of solid…

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Q: How much calcium hydroxide (Ca(OH ) 2 ), in grams, isneeded to produce 1.5 L of a 0.25M solution?

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Q: How many grams of water must be added to 39.5 g of NaOH in order to prepare a 7.38%(m/m) solution?

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Q: How many grams of lithium fluoride (LiF) must be added to 93.2 g of water to prepare a 10.5% (m/m)…

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Q: How many grams of HNO3 is needed to make 1.5 L of a 3 M solution of HNO3?

A: Volume of the HNO3 solution required = 1.5 L  Molarity of the HNO3 solution required = 3 M Molar…

Q: Aqueous ammonia is commercially available at a concentration of 16.0 M. How much of the concentrated…

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Q: How many grams of H3PO4 are in 175 mL of a 3.5 M solution of H3PO4?

A: Since we know that  Concentration = number of mole / volume of solution in Liters  So to solve this…

Q: How many moles of sodium hydroxide, NaOH, are required to prepare 3.00 L of 0.420 M solution?

A: Given : concentration of NaOH = 0.420 M And volume of solution = 3.00 L

Q: How many kilograms of H 2 O must be added to 75.5 g of Ca(NO 3 ) 2 to form a 0.500 m solution ?

A: GIVEN: To solve:Kilograms of water added to form 0.500 M solution? Solution:As we know,

Q: How many grams of carbon dioxide are there in 2.5 liters of 0.11M solution?

A: Grams of carbon dioxide are there in 2.5 liters of 0.11 M solution will be:

Q: What volume of 12.0 M HCl solution is needed to prepare 1.500 L of 5.00 M solution?

A: In the dilution process, the relationship between initial and final concentrations and volumes of…

Q: How many grams of Na2CO3 are needed to prepare 11.6 mL of a 1.27%(m/v) Na2CO3 solution?

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Q: How many moles of ammonium nitrate are in 870 ml of a 3.5M solution?

A: Given, Molarity = 3.5 M Volume = 870 mL 1000 mL = 1 L 870 mL = 0.870 L

Q: How many grams of NaCl and water are required to make 100 g of a 20% (w/w) NaCl solution?

A: We knew that  (W/W %) = (mass of solute) /(mass of  solution)×100% Where mass of solution = mass of…

Q: How many grams of Na2CO3 are needed to prepare 48.8 mL of a 1.31%(m/v) Na2CO3 solution?

A: There are several ways of determining the concentration of a solute in a solution such as: Mass…

Q: How many grams of Na2SO4, are needed to make 375 mL of a 1.25 M solution?

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Q: Calculate the mass, in grams, of K2SO4 needed to prepare 32.00g of 2.000% (m/m) K2SO4 solution

A: In this question use percent by mass to calculate the grams of solute needed to make a particular…

Q: How many mL of concentrated nitric acid (HNO 3, 15.0 M) should be diluted with water in order to…

A: Given:Volume of Nitric acid =?Molarity of Nitric acid = 15MRequired solution : volume = 2L…

Q: How many grams of NaNO3must be combined with water to prepare 250.0 mL of a 0.75 % (m/v) solution?

A: Volume of solution = 250 mL  Concentration (m/v)% = 0.75%  Here, concentration term is m/v%   m/v% =…

Q: How many grams of solid calcium hydroxide, Ca(OH)2 are required to neutralize 43.26 milliliters of…

A: Grams of solid Calcium hydroxide can be calculated from the required number of moles. Which will be…

Q: How many moles of NaCl are needed to make 10.4 L of a 5.2 M NaCl solution.

A: Given that,  Volume of NaCl solution to be prepare V = 10.4 L Molarity of NaCl solution to be…

Q: How many grams of CaCO3 are present in 1981 ml of a 0.37 N solution?

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Q: What concentration in molarity is made by diluting 244 mL of 10.0 M HCl to 1.67 L?

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Q: How many grams of C6H12O6 is needed to make 250.0 mL of 0.164 M solution?

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Q: What mass of ammonium sulfate, (NH4)2SO4 must be added to prepare 200.0 g of a 3.5% solution of…

A: 3.5% Solution of (NH4)2SO4 means 100g solution of ammonium sulfate contains 3.5g (NH4)22SO4.

Q: Calculate the mass needed to prepare the following aqueous NaHCO3 solutions. 50, 100 and 250 mL of…

A: Molarity = number of moles of solute/volume of solution (in L)  so, number of moles = molarity ×…

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…

Q: How many grams of K3PO4 are in 1.09 L of 1.629 M solution

A: Here we have to determine the mass of K3PO4 present in 1.09L of 1.629M solution.

Q: What is the freezing point of a 1.389 m solution of C6H12O6? What is the boiling point of the same…

A: The Freezing point of the solution is 272.4388 K The Boiling point of the solution is 375.7335 K

Q: What is the concentration in mEq/L of a Na+ solution that is 115 mmole/L ?

A: Solution-  The cocentration Na+ in the solution is 115 mmole/L1mole=1000 moleNa+ has one equivalent…

Q: How many grams of CaCO3 are needed to prepare 400.0ml of a 0.6M solution?

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Q: How many grams of KOH are required to prepare 1.75 L of 0.200 M solution?

A: Molarity is defined as no of moles of solute devided by volume of solution in liter

Q: Calculate the volume of a 0.85M NaNO3 solution needed to prepare 25.00 mL of 0. 48M NaNO3 solution.

A: Given :  Initial concentration of NaNO3 solution = 0.85 M  Final concentration of NaNO3 solution =…

Q: How many grams of glucose are needed to prepare 400 ml of a 5% glucose solution? O 20g O 30.5g O 21g…

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Q: How much (mL) 2.00 M o f H2SO4 solution is needed to prepare 500. mL of 0.500 M H2SO4 solution,

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Q: 2. How many mole of nickel(II) nitrate are required to prepare 5.00 L of a 0.025M solution?

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Q: How many liters of a 34 % (m/v) KOH solution would you need to obtain 58.5 g of KOH?

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Q: What is the concentration in mEq/L of a Na+ solution that is 145 mmole/L ?

A: Molarity of any solution is defined as the number of moles of solute present in the 1 liter of…