What is nitrogenase, the enzyme responsible for biological nitrogen fixation?

Water vapor is the most abundant GHG in the atmosphere. Its concentration ... Atmospheric Greenhouse Gas Emissions. Since 1750, atmospheric ... ... most abundant gas in the atmosphere. While N isn't found in mineral forms ... The most-used source of hydrogen is natural gas (methane). Other sources ... Apr 17, 2025 ... Nitrogen makes up about 78% of Earth's atmosphere and Argon is the third most abundant gas (1%) in Earth's atmosphere, after oxygen (21%). Mar 1, 2018 ... This gas is a chemical element with the symbol Ar and the atomic number 18, and it's the third-most abundant gas in the atmosphere (and the most ... Mar 11, 2020 ... For instance, at standard atmospheric pressure nitrogen can absorb into your skin. This is not an issue until you dive underwater. Henry's Law ( ... Answer and Explanation: 1. The most abundant gas found in the Earth's atmosphere is nitrogen ( N 2 ) gas. It makes up about 78% of the earth's atmosphere. The ... Aug 21, 2022 ... Nitrogen and oxygen make up 99 percent of the atmosphere, making them the most abundant gases in the world. While oxygen is the most abundant ... Although nitrogen is the most abundant gas in the atmosphere (as N2), it is not easily used by most ... Nitrate is the most common chemical contaminant in ... Mar 24, 2022 ... The most abundant gas in the atmosphere is nitrogen. The Earth's atmosphere is composed of approximately 78 percent nitrogen, 21 percent oxygen, 1 percent ... Jul 30, 2013 ... Nitrogen is the most abundant element in our planet's atmosphere. Approximately 78% of the atmosphere is made up of nitrogen gas (N 2 ) .