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Material of car brake
Smoke detectors
Cigarette lighters
Emergency lights
Mixture of which one of the following pairs of gases is the cause of occurrence of most of the explosions in mines?
Molasses a by-product in the manufacture of sugar, is converted into
Most commonly used bleaching agent is
Most covalent compounds
Most of the explosions in mines occur due to the mixing of
Most poisonous pollutant in water is
n nuclear reactor, Chain reaction is controlled by introducing
Na+ ion is iso electronic with
Name the gas used in preparation of bleaching powder
Name the Scientist who stated that matter can be converted into energy