Help! Write the equilibrium constant for the following equation:

SO3(G) + H2O(g) <--> H2SO4(I)

The answer options is d

If a hydrogen atom is neutral, it must also have  one electron. an oxygen atom (o) has an atomic number of eight (8). this means a neutral oxygen atom has eight protons and eight electrons. the element actium (ac) has an atomic number of 89, so it has 89 protons and 89 electrons in a neutral atom

Ithink iit might be

Polymerization reaction