cuando el azufre reacciona con el hierro para formar el compuesto sulfuro de hierro cada 2g de azufre reacciona con 3,5 de hierro ¿Cuantos gramos de hierro reaccionarian con 4 g de azufre y con 5 g de azufre? por fa es urgente

The terrestrial planets are characterized by having a a.) silicate core b.) iron-rich silicate core c.) iron-rich metallic core d.) none of these

What is the difference between sex-linked traits and autosomal traits in humans? a. sex-linked traits can only be passed from fathers to sons, while autosomal traits can be passed on from both parents to offspring of any sex. b. sex-linked traits are passed on through the x and y chromosomes, while autosomal traits are passed on through the other 22 chromosomes. c. sex-linked traits only affect females, while autosomal traits affect both males and females. d. sex-linked traits refer to genes that are on the x and y chromosomes, while autosomal traits refer to genes on all 23 chromosomes.

Explain the source of radioactivity in uranium in earth’s crust by which it produces nuclear radiation