Answer:
Hydrogen sulfide or methane
They use methane as an energy source
D: it’s typically associated with cloudy weather and precipitation.
Diffusion<span> is a spontaneous movement of particles from an area of high concentration to an area of low concentration. ... </span>Osmosis<span> is the spontaneous net movement of water across a semipermeable membrane from a region of low solute concentration to a more concentrated solution, up a concentration gradient.
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Answer:
by using half to balance the equation
