When 240 G of Glucose (A Nonelectrolyte)are Dissolved in 500

question 43

Multiple Choice

When 24.0 g of glucose (a nonelectrolyte) are dissolved in 500.g of water, the solution has a freezing point of -0.47°C.What is the molar mass of glucose? K_f of water is 1.86°C/m.

• A)41.9 g
• B)47.5 g
• C)54.9 g
• D)178 g
• E)190.g

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Definitions:

Cycloheptane

A cyclic alkane with the molecular formula C7H14, consisting of a ring of seven carbon atoms.

Phenol

An aromatic organic compound with the formula C6H5OH, used as an antiseptic and a raw material in the synthesis of plastics.

Molecular Formula

A notation used in chemistry to show the types and numbers of atoms combined in a single molecule of a chemical compound.

Solute Dissolves

The process by which a solute integrates into a solvent, forming a solution, typically at a molecular level.