How many moles of iron oxide would be produced with 2.4x10^24 atoms of Fe​

The three types is stress that act on earths rocks are compression, tension, and

Is a pencil falling to the floor anon contact force, a force, or a contact force

Astring vibrates with a frequency of 10 hz. why can't a person hear the sound waves produced by the vibrating string, no matter how large the amplitude of the waves? out! this is homework and due tomorrow! you so much!