How likely is it that a scientific theory is correct?

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)

Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %

What is the relationship of air masses and the temperature of oceans?