Write a brief explanation of why salt must be added to the ice bath for the determination of the freezing point of your solution of sodium chloride in water.

Apump contains 0.5 l of air at 203 kpa.you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of the air pump

Chromosome 17 is made of over million base pairs.

Which statement names the physical property of wood a. wood is softer than coal b. wood does not rust c. wood can rot d. wood can burn