Question 10 Hydrogen bromide will dissociate into hydrogen and bromine gases. 2HBrg) H2l) + Br2(3) AH"pn - 68 kJ What effect will a temperature increase of 50°C have on this system at equilibrium? O The partial pressure of hydrogen will increase. O Need to know the initial pressure, volume, and temperature before any of the above predictions can be made. O There will be no effect on the partial pressure of any of the gases. O The partial pressure of hydrogen bromide will increase. Q The partial pressure of hydrogen bromide and bromine will increase.

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Chapter1: Chemical Foundations
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Question 10
Hydrogen bromide will dissociate into hydrogen and bromine gases.
2HBrg) + H2ls) + Br2l3) AHpn = 68 kJ
What effect will a temperature increase of 50°C have on this system at equilibrium?
O The partial pressure of hydrogen will increase.
Need to know the initial pressure, volume, and temperature before any of the above predictions can be
made.
O There will be no effect on the partial pressure of any of the gases.
O The partial pressure of hydrogen bromide will increase.
Q The partial pressure of hydrogen bromide and bromine will increase.
Transcribed Image Text:Question 10 Hydrogen bromide will dissociate into hydrogen and bromine gases. 2HBrg) + H2ls) + Br2l3) AHpn = 68 kJ What effect will a temperature increase of 50°C have on this system at equilibrium? O The partial pressure of hydrogen will increase. Need to know the initial pressure, volume, and temperature before any of the above predictions can be made. O There will be no effect on the partial pressure of any of the gases. O The partial pressure of hydrogen bromide will increase. Q The partial pressure of hydrogen bromide and bromine will increase.
Question 11
Ethane can be formed by reacting acetylene with hydrogen.
CH23) + 2H2lg) + CHelg) AH°pn = -311 kJ
Under which reaction conditions would you expect to have the greatest equilibrium yield of
ethane?
None of these choices are correct.
high temperature, low pressure
O high temperature, high pressure
O low temperature, high pressure
O low temperature, low pressure
Transcribed Image Text:Question 11 Ethane can be formed by reacting acetylene with hydrogen. CH23) + 2H2lg) + CHelg) AH°pn = -311 kJ Under which reaction conditions would you expect to have the greatest equilibrium yield of ethane? None of these choices are correct. high temperature, low pressure O high temperature, high pressure O low temperature, high pressure O low temperature, low pressure
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