What is the new boiling point of a 2. 47 m solution of naphthalene in benzene? (data on benzene as pure solvent: boiling pt. = 80. 1°c; kb=2. 53 degc/m; and kf = 5. 12 degc/m)

All of the following are free tools to you prepare for the sat except

Onstruct the grouped frequency table for the following data. 1, 1, 1, 1, 2, 2, 3, 4, 4, 4, 4, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 8, 9, 9, 9

The ancestors of horses possessed feet with five digits. over time, with the development of grasslands, the digits fused and formed hooves. what evolutionary advantage did this transformation serve? a. it allowed them to climb rocky surfaces with ease. b. it allowed them to graze better. c. it enabled them to run faster from predators. d. it let them see clearly through the grasslands. e. it made them taller.