Question

Cho luong khi co di qua ong thuy tinh chua 20 g bot dong (2) sat o 400do C.sau phan ung thu duoc 16.8 gchat ran

a.tinh hieu suat phan ung

b tinh so lit co da tham gia khu dong (2) oxit tren o dktc

Answer 1

https://i.imgur.com/Gurslbw.jpg