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Subjects
Science State Board
Class 6
Chemistry in Everyday life
Textbook questions
11.
Give very short answer III
Exercise condition:
6
m.
1
.
Explain the uses of plaster of paris.
Making chalk pieces
Making casts for statues
Setting fractured bones in surgery
Construction industry
Used in paints
Used in white washing
Making toys
2
.
What are the ingredients of the cement?
Limestone
Gypsum
Clay
Magnesium iron silicate
Olivine
3
.
Why gypsum is used in cement production?
To maintain water content in cement
To dehydrate water in cement
To control the setting of cement
, gypsum is added.
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