Add to Chrome
✅ The verified answer to this question is available below. Our community-reviewed solutions help you understand the material better.
Визначте порядковий номер елемента (Х) з відносною молекулярною масою 27 г, що утворює оксид Х2О3:
7;
14;
12;
13;
6;
Get Unlimited Answers To Exam Questions - Install Crowdly Extension Now!