Which of these is an example of deceleration? a)a bird taking off for flight
b)a roller coaster moving down a steep hill
c)a car slowing down for a red light
d)an airplane following a straight flight path

Assuming complete dissociation of the solute, how many grams of kno3 must be added to 275 ml of water to produce a solution that freezes at -14.5 c? the freezing point for pure water is 0.0 c and k_f is equal to 1.86 c/m