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Question

A compound extracted from tobacco leaves known as nicotine is a liquid and is completely miscible with water at temperatures below 60°C. Calculate the molality of nicotine (a covalent substance) in an aqueous solution that starts to freeze at –0.340°C. The K_f of water is 1.86°C•m^–1.

Accepted Answer

0.183 m

Answer

0.202 m

Answer

0.0914 m

Answer

0.163 m

Answer

0.181 m

A compound extracted from tobacco leaves known as nicotine is a liquid and is completely miscible with water at temperatures below 60°C. Calculate the molality of nicotine (a covalent substance) in an aqueous solution that starts to freeze at –0.340°C. The Kf of water is 1.86°C•m–1.

A compound extracted from tobacco leaves known as nicotine is a liquid and is completely miscible with water at temperatures below 60°C. Calculate the molality of nicotine (a covalent substance) in an aqueous solution that starts to freeze at –0.340°C. The K_f of water is 1.86°C•m^–1.