(20 point multiple choice ) WHAT IS THE MOLARITY OF THE SOLUTION? A solution consists of 40g of Cuso4 dissolved in 200 ml of water. The molar mass of Cu is 63.55, the molar mass of S is 32.07, and the molar mass of O is 16.

A. 0.2 m
B.1.253 m
C.200 m

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

In an energy pyramid, which level has the most available energy?

The ph of carrots are 5.0 how it is classified a.acidic b.basic c.indicator d.neutral