Which Statement Regarding the Fractional Distillation of Two Substances Is

question 1

Multiple Choice

Which statement regarding the fractional distillation of two substances is not correct?

• A) The substance with the lower boiling point has a higher concentration in the vapor than in the liquid.
• B) The boiling point of the mixture is not constant, changing as the distillation progresses.
• C) The substance with the higher vapor pressure has a higher concentration in the vapor than in the liquid.
• D) The mole ratio of the two substances in the vapor is not the same as it is in the liquid.
• E) Raoult's law does not apply to mixtures of volatile components.

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Definitions:

Binomial Random Variable

A type of discrete random variable that counts how often a particular event occurs in a fixed number of tries or trials.

Normal Approximation

A statistical method where a binomial distribution is approximated using the normal distribution, usually applied when sample sizes are large.

Probability

A measure of the likelihood that an event will occur, expressed as a number between 0 and 1, where 0 indicates impossibility and 1 indicates certainty.

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Individuals who meet certain criteria, such as age and citizenship status, making them qualified to vote in an election.