Predict the mole fraction of b in the vapor produced when a mixture of 0. 70 mole fraction of a and 0. 30 mole fraction of b boils.

Why do businesses rely more on teamwork in today’s business environment? a. teams need fewer instructions. b. teams facilitate learning. c. teams create a harmonious environment at the workplace. d. the team’s collective output is greater than the total of each individual’s output. e. teams require lesser supervision

Which group of college students is typically offered scholarship? a. freshmen, sophomores, and juniors. b. biology, english, and engineering majors. c. hard workers, part-time students, and out of state students. d. first time freshmen, current students, and transfer students.

In 1919, the temperance movement finally succeeded. they secured ratification of a constitutional amendment (the that banned alcoholic beverages. prohibition began with the 1920 passage of the which enforced the amendment.