Chemistry What is the mass percentage of oxygen in carbon dioxide (CO2) 0.658 0.509 0.305 0.727 0.658 0.509 0.305 0.727 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as an anti-freeze for the automobile engines ? Ethylene glycol Propyl alcohol Methanol Ethanol Ethylene glycol Propyl alcohol Methanol Ethanol ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a Bakelite ? Base Solution Polymer Acid Base Solution Polymer Acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nucleus of a hydrogen atom consists of 1 electron only 1 neutron only 1 proton only 1 proton + 2 neutron 1 electron only 1 neutron only 1 proton only 1 proton + 2 neutron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is used in photography ? Aluminium hydroxide Sodium chloride Potassium nitrate Silver bromide Aluminium hydroxide Sodium chloride Potassium nitrate Silver bromide ANSWER DOWNLOAD EXAMIANS APP
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