How many moles of sodium hydroxide, NaOH, are present in 1.58 L of a 0.160 M sodium hydroxide solution?

Q: How many grams of copper ( II ) nitrate hexa hydrate are needed to prepare 1250.0 mL of 0.115 M…

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Q: How many grams of HCl are in 100.0 mL of 12.0 M HCl solution?

A: Given that, volume of HCl solution is 100 mL and molarity is 12.0M (i.e, 12 mol/L). The molarity is…

Q: Solution of barium chlorate by measuring out 17.1 g of barium chlorate into a 50 volumetric flask…

A: Mass of barium chlorate=17.1 g  Molar mass of barium chlorate = 304.23 g/mol Moles = Mass ÷  Molar…

Q: Copper(II) sulfate solution is used to etch designs on copper jewellery. Calculate the volume in L…

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Q: What is 2.7 x 10^-3 grams of lead (Pb) per gram of solution?a. 2.7 ppmb. 2700 ppbc. 2700 ppmd. 2.7…

A: ppm is parts per millionppb is parts per billion

Q: How many grams of ZnCl2 (136.29 g/ mol) are present in 600 mL of a 0.500 M ZnCl2 solution?

A: Given,  The mass of ZnCl2 in 600 mL of a 0.500 M ZnCl2 solution is:

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: Concentrated phosphoric acid is 90% H3PO4 by mass and the remaining mass is water. The molarity of…

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Q: How many moles of HCl are present in 10.00 mL of a 0.125 M solution?

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Q: 10. Find the molarity of 21.4 m HF. This aqueous solution has a density of 1.101 g/mL.

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Q: How many grams of potassium ferrocyanide must you use in order to make 100 mL of a 0.05 potassium…

A: Answer:

Q: to prepare 2.0 L of 0.100 M sodium hydroxide solution, what mass of NaOH is required?

A: First we need to calculate moles of NaOH using given molarity and volume.  Then using moles and…

Q: how many moles of Ca(NO3)2 are there in 75 mL of 0.25M solution?

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Q: What mass of CuSO4 is required to make up 153.0 mL of a 2.50 M solution of CuSO4?

A: Given,Molarity of the solution = 2.50M.Volume of the solution = 153.0mL.The moles of CuSO4 in the…

Q: How many grams of sodium chloride are needed to prepare 945 mL of a 0.016 M NaCl solution?

A: Consider the given information is as follows; Volume of the solution = 945 mL = 0.945 L…

Q: How many moles of NaOH are present in 25.00 mL of 0.500 M NaOH solution?

A: Given, the volume of solution =25.00 mL= 0.025 Lconcentration of NaOH solution =0.500 Mwe are asked…

Q: A sample of  copper(II) sulfate was created by measuring 57.73 g of solute and adding it to 1.6 L of…

A: The concentration of the solution is = 0.226 M

Q: The bottle labelled “concentrated hydrochloric acid” in the lab contains 12.0 mol of HCl per liter…

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Q: What is the molarity of a solution in which 25.3 grams of potassium bromide is dissolved in 150. mL…

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Q: How many moles of KOH are contained in 750. mL of 5.00 M KOH solution?

A: Given, Volume of KOH solution = 750 mL = 0.750 L      (1 mL = 0.001 L) Molarity of KOH solution =…

Q: What is the mass of NaCl dissolved in 2.5 L of a 1.26M solution of NaCl?

A: Volume of NaCl solution = 2.5 L Molarity of NaCl solution = 1.26 M  ...Or  because  M = mol/L…

Q: What volume of 2.0 M NaCl solution can be made from .75 moles of NaCl?

A: Here, we have to find the volume of 2.0 M NaCl solution that can be made from 0.75 moles of NaCl.

Q: How many moles of calcium carbonate are there in a 2.50 L of a 3.44 M solution?

A: Given: Volume= 2.50 L Concentration= 3.44 M