Stoichiometry Which of the following expressions defines the Baume gravity scale for liquids lighter than water? °Be = 200(G-1) °Be = (140/G) - 130 °Be = 145 - (145/G) °Be = (400/G) - 400 °Be = 200(G-1) °Be = (140/G) - 130 °Be = 145 - (145/G) °Be = (400/G) - 400 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 > C₂H₅OH > CS₂ H₂O > CS₂ > C₂H₅OH CS₂ > H₂O > C₂H₅OH CS₂ > C₂H₅OH > H₂O H₂O > C₂H₅OH > CS₂ H₂O > CS₂ > C₂H₅OH CS₂ > H₂O > C₂H₅OH ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Unrestrained expansion of an ideal gas does not result in its cooling due to the reason that the gas molecules Do work equal to loss in kinetic energy Are above the inversion temperature Do not exert attractive force on each other Do not lose energy on collision Do work equal to loss in kinetic energy Are above the inversion temperature Do not exert attractive force on each other Do not lose energy on collision ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Vapor pressure of water at 100°C is about __________ bar. 10.13 101.3 0.1013 1.013 10.13 101.3 0.1013 1.013 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 gm mole of an alcohol whose molecular weight is 74 contains 48 gms of carbon, 10 gms of hydrogen and 16 gms of oxygen. Its molecular formula is C₃H21OH C2H33OH (C₂H₄)2H₂.OH C₄H9OH C₃H21OH C2H33OH (C₂H₄)2H₂.OH C₄H9OH ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Boiling point of a solution as compared to that of the corresponding solvent is More Either more or less; depends upon the solvent Less Same More Either more or less; depends upon the solvent Less Same ANSWER DOWNLOAD EXAMIANS APP
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