Chemistry Brown stains in vessels and clothes indicate the presence of high quantities of ________ in water Manganese None of these Magnesium Calcium Manganese None of these Magnesium Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The elements in the modern Periodic table are arranged according to their Atomic number Neutron number Mass number Atomic Weight Atomic number Neutron number Mass number Atomic Weight ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat energy produced when the human body metabolises 1 gram of fat is 29 KJ 1 KJ 30 KJ 39 KJ 29 KJ 1 KJ 30 KJ 39 KJ ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cloud is a colloidal dispersion of Fog in a dispersion medium of water Mist in a dispersion medium of air Water drops in a dispersion medium of air Air in a dispersion medium of water Fog in a dispersion medium of water Mist in a dispersion medium of air Water drops in a dispersion medium of air Air in a dispersion medium of water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The value of Avogadro Number is 6.023 × 1025 6.023 × 1024 6.023 × 1023 6.023 × 1022 6.023 × 1025 6.023 × 1024 6.023 × 1023 6.023 × 1022 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following organic compounds has fruity smell? Alcohol Ether Ester Aldehyde Alcohol Ether Ester Aldehyde ANSWER DOWNLOAD EXAMIANS APP