a) Formulate the second law of thermodynamics. b) Consider the statements below. Answer them and give brief explanations. a. An explosive (e.g. C7H5N3O6) reacts with oxygen, the result is CO2 (g), H2O (g) and N2 (g). Is there an increase or decrease of Entropy after the reaction occurred? b. Colloquially, people say that during the cold months of the year, the “cold” is creeping into the warmer house. Is this statement true considering the 2nd law?