Problem: A student wants to prepare 250 mL of 0.10 M NaCl solution. Which procedure is most appropriate? Formula Molar Mass of NaCl is 58.4 g•mol –1. a) Add 5.84 g of NaCl to 250 mL of H 2O. b) Add 1.46 g of NaCl to 250 mL of H 2O. c) Dissolve 5.84 g of NaCl in 50 mL of H 2O and dilute to 250 mL. d) Dissolve 1.46 g of NaCl in 50 mL of H 2O and dilute to 250 mL.

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Problem Details

A student wants to prepare 250 mL of 0.10 M NaCl solution. Which procedure is most appropriate?

Formula Molar Mass of NaCl is 58.4 g•mol –1.

a) Add 5.84 g of NaCl to 250 mL of H 2O.

b) Add 1.46 g of NaCl to 250 mL of H 2O.

c) Dissolve 5.84 g of NaCl in 50 mL of H 2O and dilute to 250 mL.

d) Dissolve 1.46 g of NaCl in 50 mL of H 2O and dilute to 250 mL.

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Based on our data, we think this problem is relevant for Professor Bindell's class at UCF.