En la reaccion del hierro con el azufre. cuántos moles de azufre se necesitan para reaccionar 1,42 moles de hierro. Fe + S -> F2S3

b. accuracy of the data matters alot more than its number of digits, organization or amount of detail. quantitative observation is more accepted than the qualitative observation.

catya your not at all which answer i've seen you do this on another question!

answer carbon and three oxygen atoms;