(f) x2 - 19xy + 78y?​

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)

Embryos of different species look very similar, which shows that the organisms share a ancestor.

How much energy is made when a pice of wood burns. how do you know