Ответ:
Объяснение:
Mr(KOH) = 39 + 16 + 1 = 56
Mr(Al2O3) = 27*2 + 16*3 =102
Mr(NaOH) = 23 + 16 +1 = 40
Mr(ZnO) = 65 + 16 = 81
Mr(Ca3(PO4)2) = 40*3 + 31*2 + 16*8 =310
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
Объяснение:
Mr(KOH) = 39 + 16 + 1 = 56
Mr(Al2O3) = 27*2 + 16*3 =102
Mr(NaOH) = 23 + 16 +1 = 40
Mr(ZnO) = 65 + 16 = 81
Mr(Ca3(PO4)2) = 40*3 + 31*2 + 16*8 =310