How many moles are it 68.50 g h2so4? (molar mass = 98.09 g/mol)

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

The continuous release of nuclear energy caused when one fission reaction triggered more nuclear reactions is a

Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?