To calculate grams of C from moles of CO2, you first have to know how many moles of C are in 1 mole of CO2. 1 mole of CO2 contains 1 mole of C and 2 moles of O. The subscripts of the chemical formula tell you how many moles of each element are present. need to know how to calculate how many grams of carbon (C) are in a given number of moles of carbon dioxide (CO2). i.e. converting from moles (M) to grams of carbon (gC).
What pound means. Pound symbol Â£ is a currency sign used in UK. It derives from a capital L, representing libra, the basic unit of weight in the Roman Empire, which in turn is derived from the Latin name for scales or a balance. The pound became an English unit of weight and was so named because it originally had the value of one tower pound (~334 grams) of fine (pure) silver.
The term number sign is most commonly used when the symbol is used before a number. In the United States, it is sometimes known as the pound sign (particularly in the context of its use on telephone keypads), and has been traditionally used in the food industry as an abbreviation for pounds avoirdupois.utside of North America the symbol is called hash and the corresponding telephone key is called the hash key, and the term pound sign usually describes the British currency symbol Â£ .