PLZ HELP ASAP A chemist reacted 17.25 grams of sodium metal with, excess amount of chlorine gas. The chemical reaction that occurred is shown. Na + Cl2 → NaClIf the percentage yield of the reaction is 88%, what is the actual yield? Show your work, including the use of stoichiometric calculations and conversion factors.

Sylvanite is a mineral that contains 28.0% gold by mass. how much sylvanite would you need to dig up to obtain 77.0 g of gold? explain how you got your answer and the steps you took. you

The image shows a process that releases nuclear energy which statement best identifies the process shown the process must be fusion because energy is released the process must be fusion because of have your nucleus formed a smaller nuclei the process must be fission because a large nucleus breaks into smaller nuclei the process must be fission because neutrons are formed

If 90.0 grams of ethane reacted with excess chlorine, how many grams of dicarbon hexachloride would form