Methyl cation, anion, and radical. Methyl cation. The methylium cation (CH3+) exists in the gas phase, but is otherwise not encountered. Some compounds are considered to be sources of the CH3+ cation, and this simplification is used pervasively in organic chemistry.
The square foot (plural square feet; abbreviated ft 2 or sq ft) is an imperial unit and U.S. customary unit (non-SI, non-metric) of area, used mainly in the United States and partially in Canada, United Kingdom, Hong Kong, Bangladesh, India and Pakistan. It is defined as the area of a square with sides of 1 foot.
Full Answer. Although a square foot and feet are units of measures that are not equitable, it is possible to relate a square foot to square inches or to a square meter. One square foot equals 144 square inches. Converting one square foot to a square meter, the conversion is that 1 square foot = 0.092903 square meter.