Chemistry The number of water molecules present in a drop of water (volume 0.0018 ml) at room temperature is 4.84 x 1017 1.568 x 103 6.023 x 1019 6.023 x 1023 4.84 x 1017 1.568 x 103 6.023 x 1019 6.023 x 1023 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron rusts quickly in Rain water Sea water Distilled water River water Rain water Sea water Distilled water River water ANSWER DOWNLOAD EXAMIANS APP
Chemistry CNG used in automobiles to check pollution, mainly consists of N2 CH4 CO2 H2 N2 CH4 CO2 H2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the strongest base in aqueous solution ? Diethylamine Triethylamine Ammonia Ethylamine Diethylamine Triethylamine Ammonia Ethylamine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Activated Charcoal is used to remove colouring matter from pure substances by Oxidation Bleaching Adsorption Reduction Oxidation Bleaching Adsorption Reduction ANSWER DOWNLOAD EXAMIANS APP