Chemistry Dry ice is the solid form of : Water Nitrogen Air Carbon di–oxide Water Nitrogen Air Carbon di–oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Solder is an alloy of Sodium, lead Tin, lead Lead, zinc Copper, lead Sodium, lead Tin, lead Lead, zinc Copper, lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Extensively used nitrogenous fertilizer is Ammonium sulphate Ammonium nitrate Urea Nitro-lime Ammonium sulphate Ammonium nitrate Urea Nitro-lime ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heavy metal pollution of water is caused by: Acid Plants Paints Wood burning Domestic sewage Acid Plants Paints Wood burning Domestic sewage ANSWER DOWNLOAD EXAMIANS APP
Chemistry A substance which readily forms colloidal solution in contact with water is called Associated colloid Hydrophobic colloid Extrinsic colloid Hydrophilic colloid Associated colloid Hydrophobic colloid Extrinsic colloid Hydrophilic colloid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common refrigerant in domestic refrigerator is Neon Freon Nitrogen Oxygen Neon Freon Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS