Author Question: For the of freezing liquid butane at a given temperature and pressure, (Read 109 times)

casperchen82 · **on:** Feb 15, 2020

Question 1

For the expansion of an ideal gas into a vacuum at constant temperature, ΔH = 0. What can be said about ΔE and ΔS?
◦ ΔE is positive and ΔS is negative.
◦ ΔE is negative and ΔS is positive.
◦ ΔE is zero and ΔS is positive.
◦ ΔE is negative and ΔS is zero.

Question 2

For the of freezing liquid butane at a given temperature and pressure,
◦ ΔH is positive and ΔS is positive.
◦ ΔH is negative and ΔS is negative.
◦ ΔH is negative and ΔS is positive.
◦ ΔH is positive and ΔS is negative.

olderstudent · **Reply #1 on:** Feb 15, 2020

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