Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is O3 CO2 All of these CO O3 CO2 All of these CO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used for dating very old objects of archaeological importance? Radium Carbon-14 Tritium Phosphorus-31 Radium Carbon-14 Tritium Phosphorus-31 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk tastes sour when kept in the open for sometime due to the formation of Citric acid Carbonic acid Lactic acid Acetic acid Citric acid Carbonic acid Lactic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Persons working in cement plants and lime stone quarries are prone to disease like Asthma Silicosis Cancer Pneumoconiosis Asthma Silicosis Cancer Pneumoconiosis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hard water and soft water can be distinguished by using Ordinary soap Detergent Dilute acid Liquid soap Ordinary soap Detergent Dilute acid Liquid soap ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of total hardness in drinking water is 100 50 500 200 100 50 500 200 ANSWER DOWNLOAD EXAMIANS APP
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