Mainly hydrogen, with small of helium, ammonia, methane and other trace gasses. Also, a lot of dust.
Some of the hydrogen may be primordial, remnants from the Big Bang that we believe created the universe. But all of the heavier elements (and some of the hydrogen) are the remnants of old supernova explosions, the ejecta from the destruction of the original stars.
yes
Earth's atmosphere is composed mainly of nitrogen.
The leaves.
Limestone composed of mainly Cacieum Carbonate(CaCO3)
A solution that is composed completely of gas is carbon dioxide. Hydrogen dioxide is also a solution composed completely of gas.
yes, the air is gas, mainly composed of Nitrogen and Oxygen gases.
HydrogenAnswered By Nick Branham
gas
gas
gas
yes
mainly composed of hydrogen and helium
Earth's atmosphere is composed mainly of nitrogen.
Meteor
neptune's atmosphere is mainly composed of nitrogen, helium, and methane.
The leaves.
CNG is made by compressing natural gas (which is mainly composed of methane [CH4]),