Chemistry The pollutant responsible for ozone holes is ________ CFC CO2 CO SO2 CFC CO2 CO SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry If we burn graphite, It will change into diamond Residue will be left It will not burn No residue will be left It will change into diamond Residue will be left It will not burn No residue will be left ANSWER DOWNLOAD EXAMIANS APP
Chemistry By which organic compound all the oils are known ? Protein Carbohydrate Ester Hydrocarbon Protein Carbohydrate Ester Hydrocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The value of Avogadro Number is 6.023 × 1022 6.023 × 1025 6.023 × 1023 6.023 × 1024 6.023 × 1022 6.023 × 1025 6.023 × 1023 6.023 × 1024 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to recover copper from a solution of copper sulphate is Fe Na Ag Hg Fe Na Ag Hg ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a chemical bond is formed ? Energy is neither released nor absorbed Energy is always absorbed Energy in always released More energy is released than is absorbed Energy is neither released nor absorbed Energy is always absorbed Energy in always released More energy is released than is absorbed ANSWER DOWNLOAD EXAMIANS APP