Chemistry Solder metal is an alloy of Copper and tin Copper and zinc Lead and antimony Lead and tin Copper and tin Copper and zinc Lead and antimony Lead and tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that causes suffocation and death when coal or coke is burnt in a closed room is Carbon di-oxide Ethane Methane Carbon monoxide Carbon di-oxide Ethane Methane Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Except mercury which is the other metal that is liquid at standard conditions for temperature and pressure Lead Magnesium Bromine Barium Lead Magnesium Bromine Barium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The function of sedimentation tank in sewage treatment is to: Disinfect the sewage Remove suspended solids Remove water content Aerate the sewage Disinfect the sewage Remove suspended solids Remove water content Aerate the sewage ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many atoms of oxygen are in a glucose molecule 6 10 3 4 6 10 3 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Electric bulbs are filled with : Oxygen Carbon dioxide Argon Nitrogen Oxygen Carbon dioxide Argon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
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