A 5.00 mL sample of solution has 1.28 g of calcium ions. Assume that the density of the solution is 1.2 g/mL. D. Calculate the concentration of calcium ions in parts per million (by mass). E. Calculate the concentration of calcium ions in % (m/v).

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A:

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Q: 10dm³ of water added to 2.0mol/dm³ of 2.5dm³ solution of HCL . What is the concentration of the…

A: Given data: The volume of water Vwater= 10 dm3. The volume of HCl VHCl= 2.5 dm3. The concentration…

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Q: student begins lab with 238.6 ml of 3.6 Hcl. They re instructed to dilute solution so that the…

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Q: Calculate the molar out of a solution

A:

Q: How do I find the moles of NaOH required to neutralise KHP? NaOH = 0.65M solution Moles KHP =…

A: Given,Mass of KHP = 3.3139 gMolar mass of KHP = 204 g/mol Moles of KHP can be calculated as:

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A: M1 =0.500 M M2 =0.100 M V1 =87.0 ml V2 =to find

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Q: 25.00 cm3 of 0.100 mol/dm3 sodium hydroxide solution is exactly neutralized by 0.125 mol/dm3…

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Q: volume in mL of 0.300 M

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A: Acid react with base to formed salt and water. Thus,

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Q: How much 12.6 M HCl is required to make 75.0mL of 3.5 M HCI? c. 270 mL a. 5.88 mL b. 58.8 mL d.…

A: Given  Initial Molarity ( M1 ) of HCl = 12.6 M  Final molarity ( M2 ) of HCl   = 3.5 M  Final Volume…

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Q: if there is 19.7 mL of 1.7 M solution of lithium hydroxide used to prepare a solution with a…

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