Chemistry In arc welding, Argon is used because of its High flammability High calorific value Ability to lower the melting point of the metal Low reactivity with metal High flammability High calorific value Ability to lower the melting point of the metal Low reactivity with metal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Physico-chemical characteristics of water in water sources undergo changes due to Aquatic macrophytes Effluents Auatic fungi Evapotranspiration Aquatic macrophytes Effluents Auatic fungi Evapotranspiration ANSWER DOWNLOAD EXAMIANS APP
Chemistry If there is one million Mg2+ ions in MgCl2, how many chloride ions are there? Two million Ten million Half a million One million Two million Ten million Half a million One million ANSWER DOWNLOAD EXAMIANS APP
Chemistry What happens when a chemical bond is formed ? 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 Energy is neither released nor absorbed ANSWER DOWNLOAD EXAMIANS APP
Chemistry Burning pyrites ore gives out Nitric oxide gas Nitrogen dioxide gas Sulphur dioxide gas Carbon dioxide gas Nitric oxide gas Nitrogen dioxide gas Sulphur dioxide gas Carbon dioxide gas ANSWER DOWNLOAD EXAMIANS APP
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