Chemistry Vulcanized rubber contains sulphur 7-9% 3-5% 10-15% 0.02 7-9% 3-5% 10-15% 0.02 ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the principal ore of aluminium ? Lignite Bauxite Copper Dolomite Lignite Bauxite Copper Dolomite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main buffer system of the human blood is NH2CONH2 - NH2CONH+ H2CO3 - HCO3 H2CO3 - CO32- CH3COOH - CH3COO- NH2CONH2 - NH2CONH+ H2CO3 - HCO3 H2CO3 - CO32- CH3COOH - CH3COO- ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the mass percentage of carbon in carbon dioxide (CO2) 0.158 0.323 0.273 0.201 0.158 0.323 0.273 0.201 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bakelite is a co-polymer of Phenol and Cinnaldehyde Acetaldehyde Formaldehyde Benzaldehyde Cinnaldehyde Acetaldehyde Formaldehyde Benzaldehyde ANSWER DOWNLOAD EXAMIANS APP
Chemistry An example of major air pollutant is Carbon dioxide Carbon monoxide Oxygen Helium Carbon dioxide Carbon monoxide Oxygen Helium ANSWER DOWNLOAD EXAMIANS APP
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