Chemistry Percentage of carbon in steel ranges from 1.5 to 3.0 0.1 to 1.5 3.0 to 4.0 4.0 to 6.0 1.5 to 3.0 0.1 to 1.5 3.0 to 4.0 4.0 to 6.0 ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is used in storage batteries? Tin Lead Zinc Copper Tin Lead Zinc Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for artificial ripening of green fruit is carbon dioxide ethylene ethane acetylene carbon dioxide ethylene ethane acetylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Glycol is added to aviation gasoline because it Reduces evaporation of petrol Increases efficiency of petrol Reduces consumption of petrol Prevents freezing of petrol Reduces evaporation of petrol Increases efficiency of petrol Reduces consumption of petrol Prevents freezing of petrol ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the covalency of nitrogen in ammonia molecule 5 2 3 4 5 2 3 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Permanent – hardness of water may be removed by addition of Potassium Permangante Alum Lime Sodium carbonate Potassium Permangante Alum Lime Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP