Chemistry Neoprene is a polymer of Isoprene Chloroprene Isopentane Isobutane Isoprene Chloroprene Isopentane Isobutane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Two elements which can form a large number of compounds are Carbon and Hydrogen Carbon and Oxygen Carbon and Nitrogen Carbon and Sulphur Carbon and Hydrogen Carbon and Oxygen Carbon and Nitrogen Carbon and Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by a man was Copper Silver Brass Bronze Copper Silver Brass Bronze ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gold dissolves in Nitric acid Aqua-regia Acetic acid Hydrochloric acid Nitric acid Aqua-regia Acetic acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The liquid waste from kitchens and baths, of residences is known as : Storm water Domestic sewage Refuse Sullage Storm water Domestic sewage Refuse Sullage ANSWER DOWNLOAD EXAMIANS APP
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