Calculate the molality of a solution containing 0.355 mol sodium hydrogen carbonate (baking soda) and 245 g of water. A) 1.45 m B) 1.12 *10^-² m C) 2.11 m D) 1.12 *10^-³ m E) 0.0211 m

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Quizplus · Accepted Answer

Molality (m) is calculated as moles of solute per kilogram of solvent. Here, 0.355 mol of solute is dissolved in 0.245 kg of water, giving a molality of 0.355 / 0.245 = 1.45 m.

Calculate the Molality of a Solution Containing 0