Chemistry Which of the following pollutants is main product of automobile exhaust ? NO CO2 CO Hydrocarbons NO CO2 CO Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water is not effective in extinguishing a fire caused by petrol because The flame is too hot for water to cool it down Water and petrol are miscible with each other Water and petrol react chemically Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn The flame is too hot for water to cool it down Water and petrol are miscible with each other Water and petrol react chemically Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gobar gas mainly contains Carbon monoxide Methane Hydrogen sulphide Carbon dioxide Carbon monoxide Methane Hydrogen sulphide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rock salt is a mineral containing Potassium Sodium Magnesium Iron Potassium Sodium Magnesium Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main use of salt in the diet is to increase the solubility of food particles in water make the taste of food better ease the process of cooking produce in small amounts the hydrochloric acid required for the digestion of food increase the solubility of food particles in water make the taste of food better ease the process of cooking produce in small amounts the hydrochloric acid required for the digestion of food ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass gets discoloured in air due to constant exposure in presence of: Aluminium phosphide Hydrogen sulphide Aluminium sulphide Hydrogenated wafers Aluminium phosphide Hydrogen sulphide Aluminium sulphide Hydrogenated wafers ANSWER DOWNLOAD EXAMIANS APP
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