Chemistry Dry ice is the solid form of : Air Water Nitrogen Carbon di–oxide Air Water Nitrogen Carbon di–oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Removal of carbon particles from air involves the principle of Sedimentation Filteration Precipitation Electrophoresis Sedimentation Filteration Precipitation Electrophoresis ANSWER DOWNLOAD EXAMIANS APP
Chemistry The elements with atomic numbers 9, 17, 35, 53, 85 are all Heavy metals Noble gases Halogens Light metals Heavy metals Noble gases Halogens Light metals ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a precious/semi-precious stone? Emerald Sapphire Ruby Pearl Emerald Sapphire Ruby Pearl ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water gas is the combination of CO and H2O CO2 and CO CO and H2 CO2and H2 CO and H2O CO2 and CO CO and H2 CO2and H2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Setting of plaster of paris involves Reduction process Dehydration process Oxidation process Hydration to form other hydrates Reduction process Dehydration process Oxidation process Hydration to form other hydrates ANSWER DOWNLOAD EXAMIANS APP
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