Chemistry The chief constituent of natural gas is: Nitrogen Propane Methane Helium Nitrogen Propane Methane Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heavy metal pollution of water is caused by: Paints Domestic sewage Acid Plants Wood burning Paints Domestic sewage Acid Plants Wood burning ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brine refers to : Salt water Sweet water Pure water Starch water Salt water Sweet water Pure water Starch water ANSWER DOWNLOAD EXAMIANS APP
Chemistry ________ gives hardness to stainless steel. Tin Carbon Zinc Lead Tin Carbon Zinc Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization is the : Deposition of zinc on iron Deposition of tin on iron Deposition of copper on iron Deposition of aluminium on iron Deposition of zinc on iron Deposition of tin on iron Deposition of copper on iron Deposition of aluminium on iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The organic reaction represented by equation CH3 - CH = O + H2NOH gives CH3 - CH - NH + H2O is an example of an oxidation reaction an elimination reaction a condensation reaction an addition reaction an oxidation reaction an elimination reaction a condensation reaction an addition reaction ANSWER DOWNLOAD EXAMIANS APP
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