Question

Hess' law of constant heat summation, also known as hess' law, is a relationship in physical chemistry named after germain hess, a switzerland-born russian chemist and physician who published it in 1840.

Answer 1

Hess' law of constant heat summation, also known as Hess' law (or Hess's law), is a relationship in physical chemistry named after Germain Hess, a Switzerland-born Russian chemist and physician who published it in 1840.