Normally, after a chemical reaction you cannot change the products back into their starting form. ashes cannot become a log again. there are some reactions, however, that can return to their original forms. these reactions are called a. transformative b. reversible c. two-way d. regressive
i need ..

Option (B) is the correct answer.

Explanation:

A chemical reaction in which products can be changed back into the reactants is known as a reversible reaction.

For example,

On the other hand, a chemical reaction in which products are not changed back into the reactants then it is known as an irreversible reaction.

For example,

Thus, we can conclude that there are some reactions, however, that can return to their original forms. These reactions are called reversible.

no, the red giant is the hottest with 2.00.000.000 degrees celsius. while the white dwarf only 25,000 degrees celsius.

the answers would be

the first one and the second one