Calculate the vapor pressure (in torr) at 303 K in a solution prepared by dissolving 13.63 g of the non-volatile non-electrolye urea {CO(NH2)2} in 104 g of water. The vapor pressure of water at 303 K is 31.83 torr. Enter your answer to 2 decimal places.

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Stage in which a star’s outer layers have started to cool and grow outward?

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.