Chemistry The heaviest naturally occurring element is: Mercury Thorium Uranium Polonium Mercury Thorium Uranium Polonium ANSWER DOWNLOAD EXAMIANS APP
Chemistry If water smells bad, then that odour can be removed by adding Bleach Alum Deactivated nitrogen Activated carbon Bleach Alum Deactivated nitrogen Activated carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry An electric iron has a heating element made of : Copper Tungsten Zinc Nichrome Copper Tungsten Zinc Nichrome ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Atomic theory' of matter was given by Avogadro Pascal Newton Dalton Avogadro Pascal Newton Dalton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Colloids can be purified by Dialysis Condensation Condensation Condensation Dialysis Condensation Condensation Condensation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is oxygen nitrogen carbon hydrogen oxygen nitrogen carbon hydrogen ANSWER DOWNLOAD EXAMIANS APP
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