a-compound-extracted-from-tobacco-leaves-known-as-nicotine-is-a-liquid-and-is-co

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.