Fish species 2 will consume 6 mg/min of oxygen at what salinity?

Choose the molecule that is described by each phrase. energy used during long activities:

According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?

When lactate builds up in a runners muscles it causes a burning sensation what causes this to occur