Table 4.
α1 | (kJ mol−1) | Gmin (kJ mol−1) | p-value | |||
---|---|---|---|---|---|---|
aqueous system | ||||||
0 | −17.8 | −40.1 | 33.3 | 0.34 | ||
0.1 | −21.3 | −40.5 | 17.8 | −1.43 | −2.23 | 0.50 |
0.3 | −22.6 | −44.8 | 21.7 | −0.98 | −2.44 | 0.42 |
0.5 | −23.7 | −46.4 | 22.9 | −1.15 | −2.85 | 0.41 |
0.7 | −23.9 | −45.4 | 22.6 | −0.52 | −1.99 | 0.42 |
0.9 | −24.6 | −49.8 | 25.4 | −1.01 | −3.81 | 0.37 |
1 | −24.4 | −44.7 | 21.9 | 0.45 | ||
50 mmol kg−1 NaCl | ||||||
0 | −18.1 | −47.8 | 50.4 | 0.24 | ||
0.1 | −23.3 | −58.6 | 30.4 | −3.10 | −4.06 | 0.28 |
0.3 | −24.9 | −56.3 | 27.2 | −3.21 | −1.74 | 0.32 |
0.5 | −26.7 | −55.9 | 25.1 | −4.46 | −1.86 | 0.34 |
0.7 | −27.7 | −56.3 | 24.6 | −5.18 | −2.57 | 0.35 |
0.9 | −28.4 | −57.8 | 25.3 | −6.23 | −3.54 | 0.34 |
1 | −24.8 | −66.6 | 35.7 | 0.24 | ||
300 mmol kg−1 urea | ||||||
0 | −17.6 | −33.2 | 27.4 | 0.44 | ||
0.1 | −20.9 | −41.1 | 18.8 | −1.29 | −1.59 | 0.48 |
0.3 | −22.2 | −48.7 | 25.2 | −0.83 | −2.18 | 0.36 |
0.5 | −23.0 | −48.6 | 26.1 | −0.67 | −1.23 | 0.36 |
0.7 | −23.6 | −56.9 | 33.8 | −0.62 | −3.89 | 0.28 |
0.9 | −24.4 | −49.8 | 26.2 | −1.34 | −1.59 | 0.36 |
1 | −24.1 | −50.7 | 28.7 | 0.34 | ||
300 mmol kg−1 thiourea | ||||||
0 | −17.58 | −32.9 | 30.8 | 0.41 | ||
0.1 | −20.81 | −48.8 | 24.2 | −1.26 | −2.65 | 0.36 |
0.3 | −22.07 | −52.3 | 26.0 | −0.79 | −2.13 | 0.33 |
0.5 | −22.91 | −54.5 | 28.3 | −0.65 | −1.83 | 0.31 |
0.7 | −23.54 | −54.8 | 27.7 | −0.61 | −2.09 | 0.32 |
0.9 | −24.34 | −57.1 | 29.2 | −1.33 | −3.31 | 0.30 |
1 | −23.98 | −63.4 | 33.5 | 0.26 |
aStandard uncertainties (u) are u(T) = 0.20 K, u(NaCl) = 1 mmol kg−1, u(urea) = 2 mmol kg−1, u(thiourea) = 2 mmol kg−1 and u(p) = 5 kPa (level of confidence = 0.68). Relative standard uncertainties (ur) are , , ur(Gmin) = ±4%, .