2 атома фосфора, 5 атомов оксигену. Что за елемент? И как записать? СРОЧНО!!!!!
ДАЮ 25 БАЛОВ
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Answers & Comments


Copyright © 2024 SCHOLAR.TIPS - All rights reserved.