Which factors determine the state of a substance?

How can you change the state of a substance?

Assertion(A ): The enthalpies of elements in their standard states are taken as zero Reason (R ): It is impossible to determine the absolute enthalpy of any substance

List the factors that determine the type of bond that will be formed between two atoms.

Which factors regulate the opening of the spiracles ?

Some quantity of heat is given to a substance. The quantity which determines the temperature of the body is