Stoichiometry 1 gm mole of methane (CH₄) contains 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 3.01 x 1023 molecules of methane ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heat evolved in the combustion of benzene is represented by the equation: C₆H₆ + 7.5 O₂ = 6CO₂ + 3H₂O, ΔH = 3264.6 kJ/kg. mole The heat energy change, when 39 gm of C₆H₆ is burnt in an open container, will be __________ kJ/kgmole. +816.15 +1632.3 -2448.45 -1632.3 +816.15 +1632.3 -2448.45 -1632.3 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Atoms of the same element, but of different masses are called None of these Isotopes Isobars Isotones None of these Isotopes Isobars Isotones 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 (C₂H₄)2H₂.OH C₃H21OH C₄H9OH C2H33OH (C₂H₄)2H₂.OH C₃H21OH C₄H9OH C2H33OH ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Kopp's rule is concerned with the calculation of Thermal conductivity Viscosity Heat capacity Surface tension Thermal conductivity Viscosity Heat capacity Surface tension ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Addition of a non-volatile solute to a pure solvent Decreases its freezing point Increases its boiling point Both B and C Increases its freezing point Decreases its freezing point Increases its boiling point Both B and C Increases its freezing point ANSWER DOWNLOAD EXAMIANS APP
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