Which is the function of the skull

The function of the skull is to protect the brain.

Explanation:

The skull consists of 22 bones which can be subdivided into 8 cranial bones and 14 facial bones. The main function of the bones of the skull along with the surrounded meninges, is to provide protection and structure.

answer: enthalpy

explanation:

for a exothermic reaction, the energy is released i.e. the energy of the products is lower than the energy of the reactants.

= enthaply

= energy of products

= energy of reactants

as , thus comes out to be negative. negative value of enthalpy shows that the reaction is exothermic.