A hospital saline solution is analyzed to confirm its concentration. A 50.0 mL sample with a mass evaporated to dryness. The solid sodium chloride residue has a mass of 0.656 O What i tho moln

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A: Hey since you have posted multiple questions we will answer first question only . In case you want…

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Q: A hospital saline solution is analyzed to confirm its concentration. A 50.0 mL sample with a mass of…

A: mass/mass or w/w percentage can be determined as:  =[(Mass of solute)/(mass of solution)]×100…

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Q: An NaCl solution is made using 133 g of NaCl and dilutingto a total solution volume of 1.00 L.…

A: Molar mass of Nacl= 58.5 g/mol  Moles of Nacl=133/58.5= 2.27

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Q: A hospital saline solution is analyzed to confirm its -concentration. A 50.0 mL sample with a mass…

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Q: on khowing the molečula weight of the solute is 327.33 g/mol and the density is 1.28 g/mL.

A: Given, volume of Solution = 250 mL  Molarity = 0.1 M  Molar mass of solute = 327.33 g/mol Mass of…

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A: (1) The %(v/v) can be defined as the solute in litres is present in liquid solvent. The %(v/v)…

Q: A student, adds 136.92 g of sucrose (FW = 342.31) to exactly 400.0 mL of dH20. The total solution…

A: given, mass of sucrose = 136.92 g molar mass of sucrose = 342.31 g mol-1 volume of water = 400.0 mL…

Q: vities [References) TUTOR Molarity: Mass Solute Calculate the mass, in grams, of KNO, required to…

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Q: Part B. Table 2 Determining the concentration of a NaCl solution

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Q: A 0.308 N oxalic acid (MW 90g/mole) contains 1.386 grms of the solute. O True False

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Q: How many grams of KNO3 (molar mass = 101.103 g/mol) should be used to make 170.0 mL of 0.060 M…

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Q: Calculate the molarity of a solution prepared by diluting 343. mL of 0.337 M K2Cr207 with 660. mL of…

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Q: A 100.0 mL sample of a 0.500 M solution is diluted to a total volume of 250.0 mL. What is the final…

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Q: (29)If 25.0 mL of urine has a mass Of of solute, and contains l,99 whatis thé mass mass percent…

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Q: Water is added to 25.0 mL of a 0.866M KNO3solution until the volume of the solution is exactly 500.…

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Q: Water is added to 25.0 mL of a 0.866M KNO3solution until the volume of the solution is exactly 500.…

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Q: lo o adt i tud W aHmm Ee IT 0 Totew to onursng oq O.H 0.2 mol bowq otloe '17. A 9.50 % by mass…

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Q: A 113 – mL sample of a 1.4 M sucrose solution is diluted to 600 mL . -

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Q: Suppose 30.0 mL of 0.100 M Pb(NO3) is added to 60.0 mL of 0.150 M KI. How many grams of Pbl2 will be…

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