Chemistry Commercial Vaseline is derived from Wool wax Plant gums Petroleum Coal tar Wool wax Plant gums Petroleum Coal tar ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element with highest first ionisation energy is Sodium Hydrogen Helium Lithium Sodium Hydrogen Helium Lithium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The function of skimming tank in sewage treatment is to remove Gritty substances Oil and fatty substances Inorganic substances Suspended solids Gritty substances Oil and fatty substances Inorganic substances Suspended solids ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which type of radiations are absorbed by the upper layer of the atmosphere? Radio-waves Ultraviolet Infrared Visible Radio-waves Ultraviolet Infrared Visible ANSWER DOWNLOAD EXAMIANS APP
Chemistry The apparatus used to test acidity of aqueous solution is Hygrometer Acidmeter Ammeter PH meter Hygrometer Acidmeter Ammeter PH meter ANSWER DOWNLOAD EXAMIANS APP
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