Chemistry The element used for making solar cells is Silicon Calcium Sodium Magnesium Silicon Calcium Sodium Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The unit of ionic product of water (Kw) is : Mol2 let-1 Mol2 let-2 Mol-1 let-1 Mol-1 let-2 Mol2 let-1 Mol2 let-2 Mol-1 let-1 Mol-1 let-2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Glycol is added to aviation gasoline because it Reduces consumption of petrol Reduces evaporation of petrol Increases efficiency of petrol Prevents freezing of petrol Reduces consumption of petrol Reduces evaporation of petrol Increases efficiency of petrol Prevents freezing of petrol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Lead pencil contains Graphite Ferrous sulphide Lead sulphide Lead Graphite Ferrous sulphide Lead sulphide Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Saline soil contains Hard rocks Lot of moisture High concentration of salt None of these Hard rocks Lot of moisture High concentration of salt None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Dry ice is the solid form of : Nitrogen Carbon di–oxide Air Water Nitrogen Carbon di–oxide Air Water ANSWER DOWNLOAD EXAMIANS APP
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