Out of the following choices, the one that shows a periodic pattern is "the mother takes her medication everyday at 7."
Melting point- the temperature at which a substance has changed from a solid to a liquid
freezing- the temperature at which a substance chanes from liquid to a solid
boiling point- the temperature at which a substance changes from a liquid to a gas phase
Answer:
D
Explanation:
This is because, of chemical reaction
