Chemistry What are the number of moles of CO2 which contains 16 g of oxygen? 0.5 mole 0.25 mole 0.4 mole 0.2 mole 0.5 mole 0.25 mole 0.4 mole 0.2 mole ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following causes the rusting of iron? a. Oxidation b. Reduction c. Chemical reaction with oxygend. Chemical reaction with CO2 B and c C and d A and c A and b B and c C and d A and c A and b ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicle which causes air pollution is Carbon Monoxide Carbon dioxide Methane Ozone gas Carbon Monoxide Carbon dioxide Methane Ozone gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following partial miscible liquid pairs has both lower and upper critical solution temperature Water and diethyl aniline Aniline and n-hexane Water and Phenol Glycerine and m-toluene Water and diethyl aniline Aniline and n-hexane Water and Phenol Glycerine and m-toluene ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the most commonly used substance in fluorescent tubes? Mercury vapour and argon Sodium oxide and argon Sodium vapour and neon Mercury oxide and neon Mercury vapour and argon Sodium oxide and argon Sodium vapour and neon Mercury oxide and neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major use of sulphur is in the manufacture of H2S Fungicide H2SO4 SO2 H2S Fungicide H2SO4 SO2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS