¿por qué a los enlaces covalentes , iónicos , y metálicos se los denomina intramoleculares y no intermoleculares?

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)