Chemistry The mass of one Avogadro number of helium atom is 4 x 6.02 x 1023 gram 4.00 gram 8.00 gram 1.00 gram 4 x 6.02 x 1023 gram 4.00 gram 8.00 gram 1.00 gram ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium Carbonate is commonly known as Caustic Soda Washing Soda Caustic Potash Baking Soda Caustic Soda Washing Soda Caustic Potash Baking Soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to extinguish fire is Nitrogen Neon Carbon dioxide Carbon monoxide Nitrogen Neon Carbon dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not present in cement ? Alumina Alum Gypsum Clay Alumina Alum Gypsum Clay ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formation of ozone hole is maximum over Africa India Europe Antarctica Africa India Europe Antarctica ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used in embalming biological materials is Formaldehyde in methanol Formaldehyde in water Gaseous formaldehyde Ethylene glycol Formaldehyde in methanol Formaldehyde in water Gaseous formaldehyde Ethylene glycol ANSWER DOWNLOAD EXAMIANS APP
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