any of a class of compounds containing chemically combined water. In the case of some hydrates, as washing soda, Na 2 CO 3 ?10H 2 O, the water is loosely held and is easily lost on heating; in others, as sulfuric acid, SO 3 ?H 2 O, or H 2 SO 4 , it is strongly held as water of constitution.
Verb (used with object), verb (used without object)
Cơ quan chủ quản: Công ty cổ phần Truyền thông Việt Nam.
Địa chỉ: Tầng 16 VTCOnline, 18 Tam Trinh, Minh Khai, Hai Bà Trưng, Hà Nội
Điện thoại: 04-9743410. Fax: 04-9743413.
Liên hệ Tài trợ & Hợp tác nội dung
Hotline: 0942 079 358
Email: thanhhoangxuan@vccorp.vn