Chemistry The chemical that is used to ripen mangoes is Calcium carbonate Calcium carbide Calcium sulphide Calcium chloride Calcium carbonate Calcium carbide Calcium sulphide Calcium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant inert gas in the atmosphere is Helium Neon Krypton Argon Helium Neon Krypton Argon 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 A and b C and d A and c B and c A and b C and d A and c ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by man was iron bronze copper gold iron bronze copper gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most commonly used chemicals in the artificial rainmaking or cloud seeding are All of these Silver Iodide (Ag I) Sodium Chloride (NaCl) Dry Ice (Frozen CO2) All of these Silver Iodide (Ag I) Sodium Chloride (NaCl) Dry Ice (Frozen CO2) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water can be separated from alcohol water mixture by Distillation Decantation Sublimation Evaporation Distillation Decantation Sublimation Evaporation ANSWER DOWNLOAD EXAMIANS APP