The temperature at which a substance in the liquid phase transforms to the gaseous phase refers to the substance's a. sublimation point b. boiling point c. melting point d. freezing point

This large tectonic plate is bounded on three sides by whats know as the ring of fire. what is the name of this tectonic plate? a) pacific plate b) eurasian plate c) north american plate d) indo- australian plate plz it's science but there's no option for science so i picked chemistry

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

Which element is least likely to undergo a chemical reaction