Chemistry The amount of chlorine available in water after disinfection is called as Combined available chlorine Free chlorine Residual chlorine Free available chlorine Combined available chlorine Free chlorine Residual chlorine Free available chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass of one Avogadro number of helium atom is 4.00 gram 4 x 6.02 x 1023 gram 8.00 gram 1.00 gram 4.00 gram 4 x 6.02 x 1023 gram 8.00 gram 1.00 gram ANSWER DOWNLOAD EXAMIANS APP
Chemistry Total number of naturally occurring elements 110 98 62 92 110 98 62 92 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Identify the metal which is non toxic in nature. Cadmium Cobalt Gold Chromium Cadmium Cobalt Gold Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry An atom of an element has atomic number 17 and mass number 36. The number of neutrons in its nucleus is 36 17 53 19 36 17 53 19 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the best fuel in terms of energy released per gram of fuel? Methane Butane Ethanol Hydrogen Methane Butane Ethanol Hydrogen ANSWER DOWNLOAD EXAMIANS APP