How high above the ground is a baseball with a mass of 0.17 kg that has a potential energy of 67 J?

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

Tell me the iupac name of the following compounds:

Draw the lewis dot structure for each of the following polyatomic ions