Chemistry Nucleons are regarded as composites sub-particles known as Mesons Leptons Quarks Photons Mesons Leptons Quarks Photons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of hydrogen bonds between guanine and cytosine in DNA is 1 4 3 2 1 4 3 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry High concentration hydrocarbon pollutants in atmospheric air causes Reduced crop yield Silicosis Cancer Respiratory diseases (e.g.asthma) Reduced crop yield Silicosis Cancer Respiratory diseases (e.g.asthma) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Liquid Nitrogen boils at 54 kelvin 82 Kelvin 97 Kelvin 77 kelvin 54 kelvin 82 Kelvin 97 Kelvin 77 kelvin ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to dilute oxygen for breathing by deep sea divers is: Neon Helium Argon Nitrogen Neon Helium Argon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name of sodium bicarbonate is Soda lime Baking soda Baking powder Soda ash Soda lime Baking soda Baking powder Soda ash ANSWER DOWNLOAD EXAMIANS APP