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Q. |
The chemical formula of Permutit is ____________ |
A. | SiOAl2O3Na2O |
B. | SiO2Al2O3Na2O |
C. | SiO2Al2O3NaO |
D. | SiO3Al2O3Na2O |
Answer» B. SiO2Al2O3Na2O |
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