Objective Knowledge Check Question 18 Jackie For each nystem listed in the first column of the table below, dedde (if possible) whether the change describéd in the second column will increase the entropy S of the system, decrease S, or leave S unchanged. If you don't have enough information to decide, check the "not enough information button in the Last column. Note for advanced students: you may assume ideal gas and ideal solution behaviour. System Change O 45 <0 A mixture of oxygen (O,) gas and An additional 2.0 L of pure He gan is added to the misture, with the pressure kept conetant at 5 atm. O AS0 helium (He) gas at 5 atm and O AS>0 -11°C. not enough O ermation O AS <0 O As0 Asolution made of sodium bromide (NaBr) in watec at 48°C. 50. ml. of pure water is added to the solution. not enough Onformation O 4s0 300 mL of a solution made from sodium bromide (NaBr) dissolved in 0.5 g of NaBr arystalizes out of the solution, without changing the temperature. O 4s>0 water. not enough information

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Objective Knowledge Check
Question 18
Jackie
For each nystem listed in the first column of the table below, dedde (if possible) whether the change described in the second column will increase the entropy S
of the system, decrease S, or leave S unchanged. If you don't have enough information to decide, check the "not enough information button in the Last column.
Note for advanced students: you may assume ideal gas and ideal solution behaviour.
System
Change
O 43 <0
A mixture of oxygen (O,) gas and
O AS0
An additional 2.0 L of pure He gan
is added to the misture, with the
pressure kept conetant at 5 atm.
helium (He) gas at 5 atm and
O AS>0
-11°C.
not enough
O information
O AS <0
O As0
Asolution made of sodium bromide
(NaBr) in water, at 48°C.
50. ml. of pure water is added to
the solution
not enough
O information
O 4s=0
0.5 g of NaBr arystalizes out of
the solution, without changing the
temperature.
300 mL of a solution made from
sodium bromide (NaBr) dissolved in
O 4S >0
O not enough
information
water.
Transcribed Image Text:Objective Knowledge Check Question 18 Jackie For each nystem listed in the first column of the table below, dedde (if possible) whether the change described in the second column will increase the entropy S of the system, decrease S, or leave S unchanged. If you don't have enough information to decide, check the "not enough information button in the Last column. Note for advanced students: you may assume ideal gas and ideal solution behaviour. System Change O 43 <0 A mixture of oxygen (O,) gas and O AS0 An additional 2.0 L of pure He gan is added to the misture, with the pressure kept conetant at 5 atm. helium (He) gas at 5 atm and O AS>0 -11°C. not enough O information O AS <0 O As0 Asolution made of sodium bromide (NaBr) in water, at 48°C. 50. ml. of pure water is added to the solution not enough O information O 4s=0 0.5 g of NaBr arystalizes out of the solution, without changing the temperature. 300 mL of a solution made from sodium bromide (NaBr) dissolved in O 4S >0 O not enough information water.
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