Which of the following displays the correct change in enthalpy and best describes the reaction below?
2CsCl(aq) + Na2SO4(aq) - 2NaCl(aq) + CS2SO4(aq)
Given:
CS2SO4: AH=-1400 kJ
CSCI: AH= -415 kJ
Na2SO4: AH= -1380 kJ
NaCI: AH = -411 kJ
OA. It is exothermic and AH = -12 kJ.
OB. It is exothermic and AH = -16 kl.
Ос.
It is endothermic and AH = -12 k).
OD.
It is endothermic and AH = -16 kJ.
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Ответ:
B and E
Explanation:
The reaction time will be too long.
The reaction time will resemble the reaction time for a lower temperature.