Chemistry Brown stains in vessels and clothes indicate the presence of high quantities of ________ in water Calcium Magnesium None of these Manganese Calcium Magnesium None of these Manganese ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium bicarbonate is commercially known as Baking soda Caustic soda Soda lime Washing soda Baking soda Caustic soda Soda lime Washing soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a greenhouse gas ? Helium Carbon dioxide Nitrogen Sulphur dioxide Helium Carbon dioxide Nitrogen Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is found in Vinegar ? Butyric acid Formic acid Acetic acid Propionic acid Butyric acid Formic acid Acetic acid Propionic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Baryllium Sulphate is less soluble in water due to High inflammable energy Lonic band Low Energy of dissociation Low inflammable energy High inflammable energy Lonic band Low Energy of dissociation Low inflammable energy ANSWER DOWNLOAD EXAMIANS APP
Chemistry Black lung disease occurs in people working in Coal mines Organic solvents industry Electroplating industry Paint manufacturing industry Coal mines Organic solvents industry Electroplating industry Paint manufacturing industry ANSWER DOWNLOAD EXAMIANS APP
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