In the course of the carbon cycle, are carbon atoms themselves ever created or destroyed? Are carbon atoms ever changed into other kinds of atoms ? Are they changed into other compounds? Explain

Achemist reacted 57.50 grams of sodium metal with an excess amount of chlorine gas. the chemical reaction that occurred is shown. na + cl2 → nacl if the percentage yield of the reaction is 86%, what is the actual yield? show your work, including the use of stoichiometric calculations and conversion factors.