a. Borasilicate is obtained frrom which mixture???
b.Water glass is also called as........
c.kaolin is a....
a)ordinary glass clay
b) china clay
c) glass
d) plaatic
d. The first plastic substance discovered was.....
a)PVC. b) Nylon
c) Bakelite. d)Terelene
HELP....
HELP.................
HELP..........
HELP....................
Hey guys plz ans my quetions
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Answer:
a) By combining Melting Boric oxide, silica sand soda ash and alumina .
b)Sodium silicate or soluble glass .
c) China clay .
d) Bakelite .
Explanation:
For explanation , refer to Web .
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