Scientific theories and scientific laws are both based on extensive observations, experimentation, and reasoning. what is the primary factor that distinguishes scientific laws from scientific theories?

a. scientific laws have been observed without exception in specific conditions.
b. scientific laws frequently change over time.
c. scientific laws tend to be conceptual and rarely use mathematics.
d. scientific laws are always true, even when conditions change.

Which is a difference between molecular compounds and ionic compounds? select the correct answer below: question 5 options: molecular compounds typically form between a metal and a nonmetal, while ionic compounds typically form between nonmetals. molecular compounds result from the transfer of electrons between atoms to form ions, while ionic compounds result from the sharing of electrons between neutral atoms. molecular compounds are formed of discrete, neutral molecules, while ionic compounds are formed of large repeating arrays of opposite charges. molecular compounds have high melting points and high boiling points, while ionic

Compare and contrast physical changes with chemical changes.

An experimental procedure requires a 10 ml of acid to be dissolved