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)? A₂B AB₃ AB₂ A₂B₃ A₂B AB₃ AB₂ A₂B₃ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 6 gms of magnesium (atomic weight = 24), reacts with excess of an acid, the amount of H₂ produced will be __________ gm. gm. 3 1 5 0.5 3 1 5 0.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The value of the gas-law constant 'R' is 1.987 Kcal/kg-mole.°K Both B & C Btu/lb-mole.°R Kcal/kg-mole.°C Kcal/kg-mole.°K Both B & C Btu/lb-mole.°R Kcal/kg-mole.°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heats of vaporisation of CS₂, C₂H₅OH &H₂O are 26.8, 38.6 & 40.6 KJ/kg mole respectively. The order of decreasing inter-molecular forces in these liquids is CS₂ > C₂H₅OH > H₂O H₂O > CS₂ > C₂H₅OH H₂O > C₂H₅OH > CS₂ CS₂ > H₂O > C₂H₅OH CS₂ > C₂H₅OH > H₂O H₂O > CS₂ > C₂H₅OH H₂O > C₂H₅OH > CS₂ CS₂ > H₂O > C₂H₅OH ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The value of (Cp - Cv)for a real gas obeying Vander Wall's equation is < R > R R 0.5 R < R > R R 0.5 R ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 gm mole of methane (CH₄) contains 3.01 x 1023 molecules of methane 6.02 x 1023 atoms of hydrogen 3 gms of carbon 4 gm atoms of hydrogen 3.01 x 1023 molecules of methane 6.02 x 1023 atoms of hydrogen 3 gms of carbon 4 gm atoms of hydrogen ANSWER DOWNLOAD EXAMIANS APP