Please helpp (no links or bots or ill report u) where do the majority of volcanoes occur?

A ) At the edges of continents along plate boundaries.
B ) In the center of oceans.
C ) in the center of the continents.
D ) In the middle of the ocean

Now consider the reaction when 45.0 g naoh have been added. what amount of naoh is this, and what amount of fecl3 can be consumed by it?

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a