WAEC - Physics (2011 - No. 45) | ExamPlay

WAEC - Physics (2011 - No. 45)

Uranium-234 disintegrated to form Thorium-230 by emitting

alpha particles

gamma rays

beta negative rays

beta positive rays

Смхиман (0)

Сурталчилгаа

Javascript-д энэ хуудсыг зохих ёсоор ачаалахыг зөвшөөрнө үү