Chemistry Which is known as carbolic acid? Ethanol Oxalic acid Acetic acid Phenol Ethanol Oxalic acid Acetic acid Phenol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is commonly used for pulp bleaching in the paper industry? Hydrogen peroxide Mild sulphuric acid Glucose isomerase Iodine and water Hydrogen peroxide Mild sulphuric acid Glucose isomerase Iodine and water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The fiber least prone to catch fire is Terylene Cotton Nylon Polyester Terylene Cotton Nylon Polyester ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercial nitric acid is coloured because it contains dissolved : Nitrogen dioxide Oxygen Nitrous oxide Coloured impurities Nitrogen dioxide Oxygen Nitrous oxide Coloured impurities ANSWER DOWNLOAD EXAMIANS APP
Chemistry The two metal ions that cause hardness to water are: Sodium, Magnesium Calcium, Magnesium Sodium, Calcium Sodium, Potassium Sodium, Magnesium Calcium, Magnesium Sodium, Calcium Sodium, Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Dry powder fire extinguishers contain Sand Sand and potassium carbonate Sand and sodium carbonate Sand and sodium bicarbonate Sand Sand and potassium carbonate Sand and sodium carbonate Sand and sodium bicarbonate ANSWER DOWNLOAD EXAMIANS APP
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