Chemistry The items amenable to detection by soft x-rays are narcotics lead in bullets genuine coins from counterfeit coins contrabands narcotics lead in bullets genuine coins from counterfeit coins contrabands ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is most toxic ? Sulphur dioxide Chlorine Carbon monoxide Carbon dioxide Sulphur dioxide Chlorine Carbon monoxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used for dating very old objects of archaeological importance? Tritium Phosphorus-31 Carbon-14 Radium Tritium Phosphorus-31 Carbon-14 Radium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of removing calcium and magnesium from hard water is known as Filtration Water softening Flocculation Sedimentation Filtration Water softening Flocculation Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acts as best adsorbent? Carbon black Activated Charcoal Charcoal Activated Coconut Charcoal Carbon black Activated Charcoal Charcoal Activated Coconut Charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The octane number of zero is assigned to 3-methyl octane iso-octane 2-methyl octane n-heptane 3-methyl octane iso-octane 2-methyl octane n-heptane ANSWER DOWNLOAD EXAMIANS APP
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