2.why plaster of paris got its name
3.how half water molecule possible in plaster of paris
4.how to prepare plaster o paris
5.whar are uses of pop
6.what are 3 differences betweeen gypsum and pop
7.why should we heat only at 100 or 373k
8.what is colour of pop how it made into statues
9.why pop should be stored in water tight bags
10.what are molecular weights of gypsum and pop
11.what is 2H20 And 1/2H20 in gypsum and pop represent
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