The distance from your home to the airport is 0.0000075 gm. how far is this in km?

Which type of fossil does this image depict?

What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2

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!