Chemistry One of the following is used to dissolve noble metals. That is Sulphuric acid Nitric acid Hydrochloric acid Aqua ragia Sulphuric acid Nitric acid Hydrochloric acid Aqua ragia ANSWER DOWNLOAD EXAMIANS APP
Chemistry ________ is a by product of sewage treatment and can be decomposed to produce biogas Scum Sludge Sewage Sewer Scum Sludge Sewage Sewer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Number of neutrons in an atom of hydrogen is One Three Zero Two One Three Zero Two ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Vinegar' is a commercial name of Acetic acid Oxalic acid Citric acid Hydrochloric acid Acetic acid Oxalic acid Citric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain' is caused due to air - pollution by Carbon dioxide Nitrous oxide and sulphur dioxide Methane Carbon monoxide Carbon dioxide Nitrous oxide and sulphur dioxide Methane Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main source of lead pollution is from Insecticides Tobacco Leaded gasoline Sewage Insecticides Tobacco Leaded gasoline Sewage ANSWER DOWNLOAD EXAMIANS APP