Chemistry What is the most commonly used substance in fluorescent tubes? Mercury oxide and neon Mercury vapour and argon Sodium oxide and argon Sodium vapour and neon Mercury oxide and neon Mercury vapour and argon Sodium oxide and argon Sodium vapour and neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most commonly used bleaching agent is sodium chlorine carbon dioxide chlorine alcohol sodium chlorine carbon dioxide chlorine alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Dry powder fire extinguishers contain Sand Sand and potassium carbonate Sand and sodium bicarbonate Sand and sodium carbonate Sand Sand and potassium carbonate Sand and sodium bicarbonate Sand and sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Glycol is added to aviation gasoline because it Increases efficiency of petrol Reduces consumption of petrol Reduces evaporation of petrol Prevents freezing of petrol Increases efficiency of petrol Reduces consumption of petrol Reduces evaporation of petrol Prevents freezing of petrol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The unit of ionic product of water (Kw) is : Mol-1 let-1 Mol-1 let-2 Mol2 let-1 Mol2 let-2 Mol-1 let-1 Mol-1 let-2 Mol2 let-1 Mol2 let-2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The inexpensive and commonly used variety of glass is called soda glass. is made using soda lime was used initially for making bottles of soda(carbonated drink) is made using soda(sodium carbonate) was initially used for storing sodium carbonate is made using soda lime was used initially for making bottles of soda(carbonated drink) is made using soda(sodium carbonate) was initially used for storing sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
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