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Question
Chemistry
The major component of portland cement is
Q. The major component of portland cement is
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A
S
i
O
2
B
C
a
O
C
A
l
2
O
3
D
F
e
2
O
3
Solution:
% Composition :
C
a
O
>
S
i
O
2
>
A
l
2
O
3
>
F
e
2
O
3