Question

in foam type extinguisher ------ is present in bottle
*OPTIONS ARE
a)NaHCO3,H2SO4 b)Al2(SO4)3
c)Al(OH)3 d)Na2SO4

Answer 1

Heya,

In foam type extinguisher __NaHCO3,H2SO4__ is present in bottle.

HOPE IT HELPS:-))

Answer 2

NaHCO3.H2SO4 is present in foam type extinguisher bottle.