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Chemistry
Dry powder fire extinguisher contains
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Q. Dry powder fire extinguisher contains
The p-Block Elements
A
sand
6%
B
sand and $Na_2CO_3$
47%
C
sand and baking soda
37%
D
sand and $K_2CO_3$.
10%
Solution:
Mixture of sand $(SiO_2)$ and baking soda $(NaHCO_3)$ is used as a dry powder fire extinguisher.