Chemistry Which of the following is used for refrigeration? Sulphur dioxide Phosphine Chlorine Freon Sulphur dioxide Phosphine Chlorine Freon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Exposure to mixtures of chemicals are greater than expected on the basis of effects of exposure to each chemical individually. This is known as Antagonism Synergism Independent Additives Antagonism Synergism Independent Additives ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following mineral does not contain oxygen ? Haematite Bauxite Cryolite Calcite Haematite Bauxite Cryolite Calcite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Food cans are coated with tin and not with zinc because Zinc has a higher melting point than tin Zinc is more reactive than tin Zinc is less reactive than tin Zinc is costlier than tin Zinc has a higher melting point than tin Zinc is more reactive than tin Zinc is less reactive than tin Zinc is costlier than tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry A solution is A mixture of two liquids A solid dissolved i water A solid dissolved in a liquid A homogeneous mixture of two or more substances A mixture of two liquids A solid dissolved i water A solid dissolved in a liquid A homogeneous mixture of two or more substances ANSWER DOWNLOAD EXAMIANS APP
Chemistry It is dangerous to leave the car engine running in a closed garage, because it may cause serious pollution due to poisoning by emission of CO2 Unburnt petrol SO2 CO CO2 Unburnt petrol SO2 CO ANSWER DOWNLOAD EXAMIANS APP
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