What is the name of the gas self given off?

How can you determine the number of energy rings an atom has by looking at the periodic table? Who told Roosevelt the chemical formula to build up the atomic bomb? Will the normality of an h2c2o4 solution increase or decrease of the solution is stored in a clear bottle in a lighted room? What is a 12 volt rail on a power supply? What does it looks like inside Earth? 4 The cell cycle control system is most like? What rock is formed when limestone goes under metamorphic change? What is an iv solution that equals blood plasma? When an element have different atomic number and the same mass number what is it called? What provider is an lac? What temperature demagnetizes a magnet? What is the upper layer of an aquifer? Are there prairies in Virginia? What is the name of Jupiter gas? What happens at about 1000 km below the cloud surface on Uranus? How many neutrons make up neon? 2 or more tissues working together? What is the significance of the word universal in Newtons law of universal gravitation? How does the average temperature change as the latitude decreases from the pole to the equator? Why does liposuction the process of removing unwanted adipose tissue only provide temporary relief from adipose tissue deposits if a persons lifestyle is not altered?

What is the name of the gas self given off?