Chemistry 0.01 mole of NaOH is added to 10 liters of water. The pH of water changes by 6 4 7 3 6 4 7 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that usually causes explosions in coal mines is Methane Carbon monoxide Hydrogen Air Methane Carbon monoxide Hydrogen Air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not soluble in water ? Sodium sulphate Potassium sulphate Lead Sulphate Zinc sulphate Sodium sulphate Potassium sulphate Lead Sulphate Zinc sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry ________ is a by product of sewage treatment and can be decomposed to produce biogas Sewer Sewage Sludge Scum Sewer Sewage Sludge Scum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Neoprene is a polymer of Isopentane Chloroprene Isoprene Isobutane Isopentane Chloroprene Isoprene Isobutane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is very reactive and kept in kerosene? Potassium Iodine Bromine Sodium Potassium Iodine Bromine Sodium ANSWER DOWNLOAD EXAMIANS APP