I hate ppl, i hate ppl so much. okay thank you. take the p o i n t s

What is the percentage by mass of silicon (si) in iron aluminum silicate (fe3al2(sio4)3)?

Which is a character of nuclear fusion but not nuclear fission

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.