A7.85 g sample of a compound with the empirical formula c₅h₄ is dissolved in 301 g of benzene. the freezing point of the solution is 1.05 °c below that of the pure benzene. what are the molar mass and molecular formula of this compound? kf for benzene is -5.12 °c/m.

m = molality

Calculate the estimated density of each ball. use the formula d = m/v where d is the density, m is the mass, and v is the volume. record your calculations in table a of your student guide. given that the density of water is 1.0 g/cm3, make a prediction about whether each ball will float in water. record your prediction in table a. what is the estimated density of the table tennis ball? record your answer to the nearest hundredth