Chemistry Which of the following is the strongest base in aqueous solution ? Triethylamine Ammonia Diethylamine Ethylamine Triethylamine Ammonia Diethylamine Ethylamine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Removal of carbon particles from air involves the principle of Sedimentation Filteration Precipitation Electrophoresis Sedimentation Filteration Precipitation Electrophoresis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is not present in stainless steel? Tungsten Chromium Nickel Iron Tungsten Chromium Nickel Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main buffer system of the human blood is H2CO3 - CO32- NH2CONH2 - NH2CONH+ H2CO3 - HCO3 CH3COOH - CH3COO- H2CO3 - CO32- NH2CONH2 - NH2CONH+ H2CO3 - HCO3 CH3COOH - CH3COO- ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for artificial ripening of green fruit is ethane acetylene carbon dioxide ethylene ethane acetylene carbon dioxide ethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry All isotopes of the same element have ________ Different atomic numbers and the same atomic mass The same atomic number and the atomic mass Different atomic numbers and different atomic mass The same atomic number but different atomic masses Different atomic numbers and the same atomic mass The same atomic number and the atomic mass Different atomic numbers and different atomic mass The same atomic number but different atomic masses ANSWER DOWNLOAD EXAMIANS APP
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