Chemistry Which of the following metals is not a pollutant ? Lead Mercury Arsenic Aluminium Lead Mercury Arsenic Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mixture can be Homogeneous Pure substance Both A and B Heterogeneous Homogeneous Pure substance Both A and B Heterogeneous ANSWER DOWNLOAD EXAMIANS APP
Chemistry The noble gas used in radiotherapy is Radon Xenon Neon Argon Radon Xenon Neon Argon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of g-molecule of oxygen in 6.02 x 1024CO molecules is 1 gram of molecule 5 gram of molecule 10 gram of molecule 0.5 gram of molecule 1 gram of molecule 5 gram of molecule 10 gram of molecule 0.5 gram of molecule ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid present in red ants is Caproic acid Formic acid Butyric acid Acetic acid Caproic acid Formic acid Butyric acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas emitted by power stations causes acid rain? Helium Nitrogen Carbon dioxide Sulphur dioxide Helium Nitrogen Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
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