Two solutions of equal concentration, with equal osmotic pressure are said to be
isotonic. What is the molar concentration
of a urea solution that is isotonic with
seawater at 25°C?

Which statement is a reason to support population regulation? a) it is unethical for us to control birth control rates b) humans have the freedom to produce as many children as desired c) the gap between the rich and poor has been narrowing since 1960 d) billions more people on the earth will intensify many environmental and social problems

Nonmetal halogen family atmoic mass 35

3) in peaches, [oh]=3.16x10-11 m a) find [h+ ] b) what is the ph? c) is the solution acidic, basic, or neutral?