Stoichiometry What is the simplest formula of a compound containing 50% of element A (atomic weight = 10) and 50% of element B (atomic weight = 20)? AB₂ A₂B A₂B₃ AB₃ AB₂ A₂B A₂B₃ AB₃ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A gas at 0°C is cooled at constant pressure until its volume becomes half the original volume. The temperature of the gas at this state will be 0°K - 136.5°K -273°C -136.5°C 0°K - 136.5°K -273°C -136.5°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry For a neutral solution (pH = 7), the value of[H⁺] [OH⁻] is equal to < 1 > 1 1 < 1 > 1 1 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A gas occupies a volume of 283 c.c at 10°C. If it is heated to 20°C at constant pressure, the new volume of the gas will be __________ c.c. 293 566 283 141.5 293 566 283 141.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 40 gms each of the methane and oxygen are mixed in an empty container maintained at 40°C. The fraction of the total pressure exerted by oxygen is 1/2 1/3 2/3 1/4 1/2 1/3 2/3 1/4 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry On mixing 56 gm of CaO with 63 gm of HNO₃, the amount of Ca(NO₃)₂ formed is __________ gm. 164 8.2 82 41 164 8.2 82 41 ANSWER DOWNLOAD EXAMIANS APP