Given the thermochemical equation, calculate the heat evolved (in kJ) when 78.9 g of SO2 (molar mass = 64.1 g/mol) is converted to SO3. 2 SO2 + O2 → 2 SO3 AH = -198 kJ/mol a. -122 b. -182 С. О d. -61.0 O e. -244

Chemistry
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Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Given the
thermochemical
equation, calculate the
heat evolved (in kJ)
when 78.9 g of SO2
(molar mass = 64.1
g/mol) is converted to
SO3.
2 SO2 + O2 2 SO3 AH
= -198 kJ/mol
%D
a. -122
b. -182
С. О
d. -61.0
e. -244
Transcribed Image Text:Given the thermochemical equation, calculate the heat evolved (in kJ) when 78.9 g of SO2 (molar mass = 64.1 g/mol) is converted to SO3. 2 SO2 + O2 2 SO3 AH = -198 kJ/mol %D a. -122 b. -182 С. О d. -61.0 e. -244
For the following
elements (Rb, Ne, Se,
s)the order of
increasing First
ionization energy would
be:
a. Rb<S<Ne<Se
b. Se<Rb<S<Ne
c. Ne<Se<Rb<S
d. Rb<Se<S<Ne
e. Ne<Se<S<Rb
Transcribed Image Text:For the following elements (Rb, Ne, Se, s)the order of increasing First ionization energy would be: a. Rb<S<Ne<Se b. Se<Rb<S<Ne c. Ne<Se<Rb<S d. Rb<Se<S<Ne e. Ne<Se<S<Rb
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