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If you spill a chemical toilet cleaning liquid on your hand, your first aid would be : (1) aqueous NH3 (2) vinegar (3) aqueous NaHCO3 (4) aqueous NaOH |
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Answer» Answer is (3) aqueous NaHCO3 Toilet cleaning liquid has about 10.5% w/v HCl; to neutralise its affect aqueous NaHCO3 is used while NaOH is avoid for this purpose because its highly corosive in nature and can burn body. Aliter : Dil HCl is generally used as toilet cleaner NaHCO3 is used to neutralize it |
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