In which sealed container would the organisms be able to continuously cycle o2 and co2 gases

Here's link to the

tinyurl.com/wpazsebu

specific gravity is the density of a substance divided by the density of water. since (at standard temperature and pressure) water has a density of 1 gram/cm3, and since all of the units cancel, specific gravity is usually very close to the same value as density

so "c" is the answer

plz give brainliest

that's what i got you can count the number of atoms