How many ml of a 4.50m nabr solution are needed to make 250 ml of a 0.75m solution of nabr?

6what is the importance of water on earth? a) it keeps the top layer of the geosphere cool b) it allows life to exist c) it provides ice at the poles d) it creates earth's blue color from space

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

Freezing and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.