If the [H3O+] of a solution is 1 x 10-3 M, the pH is:
a) 11
b) -3
c) 3
d) 1

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

Free answer. the treaty of versailles ended world war i, but some of the terms of the treaty contributed to the beginning of world war ii. which was one of the terms of the treaty? the answer would be "germany was forces to pay reparations to the allied countries.". i hope this .

Which scientists contributed to the determination of how cfcs in clouds in the upper atmosphere could destroy ozone molecules