Chemistry When a bond is formed between two atoms, the energy of the system will Increase Decrease Remain the same May increase or decrease Increase Decrease Remain the same May increase or decrease ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sea water can be purified by the process of Fractional distillation Distillation Filtration Evaporation Fractional distillation Distillation Filtration Evaporation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Submarines move under water. They have engines that run on Petrol and oxygen Steam Diesel Batteries Petrol and oxygen Steam Diesel Batteries ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical formula of washing soda is Na2SO4.10H2O Ca(OH)2 Na2CO3.10H2O NaHCO3 Na2SO4.10H2O Ca(OH)2 Na2CO3.10H2O NaHCO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iodex, a pain relief balm, has the smell of ________ . Ethyl salicylate Propyl salicylate Butyl salicylate Methyl salicylate Ethyl salicylate Propyl salicylate Butyl salicylate Methyl salicylate ANSWER DOWNLOAD EXAMIANS APP
Chemistry When iron rusts, its weight Decreases Increases First increases and then decreases Remains the same Decreases Increases First increases and then decreases Remains the same ANSWER DOWNLOAD EXAMIANS APP