Explain how hunter-gatherers affected the environment in which they lived.

Calculate the change in entropy if br2(l) is converted to br2(g). 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)

The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion