tayyorishlar

Mahsulot tavsifi

This methodology teaches the topics of the additional group class elements and the basics of the school chemistry course using laboratory experiments.

#laboratoriya ishi#atom tuzilishi#kimyo kursi

Muallif

YBB 839
YBB 839Tasdiqlangan muallif
Hujjatlari
1 507
Sotilgan
104

O'xshash hujjatlar