What is the most likely explanation for the change in population that occurred at 1.5 years?

Calculate the change in entropy if br2(l) is converted into gaseous br atoms. s° for br2(l) = 152.2 j/(mol•k) s° for br2(g) = 245.5 j/(mol•k) s° for br(g) = 175.0 j/(mol•k)

How many oxygen atoms are there in 3.15 moles of hcl manganese (iv) oxide, mno2

Why is the bottom layer of a trophic pyrimid the