A Small Amount, 6

question 79

Multiple Choice

A small amount, 6.78 g, of pentane (C₅H₁₂) is mixed with 100.00 g hexane (C₆H₁₄) . Calculate the vapour pressure of the resulting solution. The vapour pressures of pure pentane and hexane are 425 Torr and 151 Torr, respectively. Assume ideal behaviour.

• A) 201 Torr
• B) 158 Torr
• C) 183 Torr
• D) 164 Torr
• E) 172 Torr

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Definitions:

Expected Product

The outcome that is predicted to be formed when a chemical reaction goes to completion.

Reaction Structure

The detailed atomic arrangement and connectivity of the molecules involved in a chemical reaction, including bonds formed and broken.

Organic Product

A chemical compound primarily made of carbon atoms, formed as a result of organic reactions.

Reaction Structure

The detailed arrangement of atoms and bonds in the reactants and products of a chemical reaction.