Q:

Which of the following quantities of substance would, when dissolved in one litre of water, produce a solution with the highest osmolarity

saraalalwane
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2022-09-11
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Which of the following quantities of substance would, when dissolved in one

litre of water, produce a solution with the highest osmolarity?

  1. 1 mole of glucose molecules (C6H12O6)
  2. 1 mole of Na+Cl− (sodium chloride)
  3. 1 mole of haemoglobin molecules
  4. 1 osmole of K+ (potassium ions)
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saraalalwane
2022-09-11
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B: Sodium chloride is an ionic substance, so when it dissolves,1 mole

of it would separate into 1 mole of individual Na+ ions and 1 mole of Cl− ions

giving a total of 2 osmoles of separate particles (ions) per litre.

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