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Q. |
The chemical formula of Permutit is |
A. | sioal2o3na2o |
B. | sio2al2o3na2o |
C. | sio2al2o3nao |
D. | sio3al2o3na2o |
Answer» B. sio2al2o3na2o | |
Explanation: the chemical formula of permutit is sio2al2o3na2o. the increase in the value of sio2 increases its resistance to aggressive attacks. |
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