# Last edited on 2018-08-13 15:40:45 by stolfilocal
# https://pubs.acs.org/doi/pdf/10.1021/acs.jced.5b00224

# Determination of the Solubility of Ammonium Dihydrogen Phosphate in Water-Ethanol System at Different Temperatures from 283.2 to 343.2 K
# Dejun  Xu,  Xing  Xiong,  Lin  Yang,  Zhiye  Zhang,  and  Xinlong  Wang
# Journal of Chemincal Engineering Data, 2016, volume 61, issue 1, pages 78–82
# DOI: 10.1021/acs.jced.5b00224

# Molar mass (NH4)H2PO4 = 115.0 g
# Molar mass H2O = 18.01528 g
# Molar mass ethanol = 46.07 g
# 
# Various data points from YouTube etc:
# 20 C 36.5 g/dL
# 80 C 118.0 g/dL

18.01528
# Temperature (K,C), experimental mole fraction, literature mole fraction, mass fraction, solubility g/dL
------+---------+-------
# pure water

283.2 | 10.0 | 0.0425 | 0.0411 | 0.2208 |     28.3
293.2 | 20.0 | 0.0528 | 0.0533 | 0.2625 |     35.6
303.2 | 30.0 | 0.0644 | 0.0663 | 0.3053 |     43.9
313.2 | 40.0 | 0.0808 | 0.0806 | 0.3595 |     56.1
323.2 | 50.0 | 0.0937 | 0.0976 | 0.3976 |     66.0
333.2 | 60.0 | 0.1130 | 0.1153 | 0.4485 |     81.3

# Temperature (K,C), experimental mole fraction (%), error from fitted formula (%), mass fraction, solubility g/dL

------+---------+-------
# pure water
283.2 | 10.0 | 0.0425 |  -2.81 | 0.2209 |    28.36
293.2 | 20.0 | 0.0528 |  -0.85 | 0.2626 |    35.62
303.2 | 30.0 | 0.0644 |  -0.38 | 0.3054 |    43.97
313.2 | 40.0 | 0.0808 |  +3.25 | 0.3595 |    56.13
323.2 | 50.0 | 0.0938 |  -0.37 | 0.3979 |    66.08
333.2 | 60.0 | 0.1131 |  +0.13 | 0.4487 |    81.39
343.2 | 70.0 | 0.1343 |  -0.44 | 0.4977 |    99.09
------+---------+-------
# mass fraction of ethanol = 10.00%
283.2 | 10.0 | 0.0212 |  -6.40 | 0.1216 |    13.85
293.2 | 20.0 | 0.0308 |  +1.42 | 0.1687 |    20.29
303.2 | 30.0 | 0.0405 |  +0.35 | 0.2122 |    26.94
313.2 | 40.0 | 0.0540 |  +1.80 | 0.2673 |    36.47
323.2 | 50.0 | 0.0692 |  +0.01 | 0.3217 |    47.44
333.2 | 60.0 | 0.0895 |  +0.20 | 0.3856 |    62.75
343.2 | 70.0 | 0.1143 |  -0.09 | 0.4517 |    82.39
------+---------+-------
# mass fraction of ethanol = 20.00%
283.2 | 10.0 | 0.0107 | -11.29 | 0.0647 |     6.92
293.2 | 20.0 | 0.0163 |  -2.15 | 0.0958 |    10.60
303.2 | 30.0 | 0.0238 |  +2.49 | 0.1348 |    15.58
313.2 | 40.0 | 0.0327 |  +1.48 | 0.1774 |    21.57
323.2 | 50.0 | 0.0443 |  -0.33 | 0.2282 |    29.57
333.2 | 60.0 | 0.0616 |  +1.01 | 0.2954 |    41.93
343.2 | 70.0 | 0.0829 |  -0.58 | 0.3659 |    57.70
------+---------+-------
# mass fraction of ethanol = 30.00%
283.2 | 10.0 | 0.0056 |  -3.48 | 0.0346 |     3.58
293.2 | 20.0 | 0.0095 |  +9.35 | 0.0577 |     6.12
303.2 | 30.0 | 0.0137 |  +6.67 | 0.0812 |     8.84
313.2 | 40.0 | 0.0188 |  +0.53 | 0.1091 |    12.24
323.2 | 50.0 | 0.0264 |  -3.38 | 0.1474 |    17.29
333.2 | 60.0 | 0.0383 |  -2.82 | 0.2028 |    25.43
343.2 | 70.0 | 0.0573 |  +1.43 | 0.2797 |    38.84
------+---------+-------
# mass fraction of ethanol = 40.00%
0.0 | -273.2 | 0.0000 |  +0.00 | 0.0000 |     0.00
283.2 | 10.0 | 0.0026 |  -5.35 | 0.0162 |     1.65
293.2 | 20.0 | 0.0048 | +10.99 | 0.0297 |     3.06
303.2 | 30.0 | 0.0074 | +10.86 | 0.0453 |     4.74
313.2 | 40.0 | 0.0103 |  +3.04 | 0.0626 |     6.68
323.2 | 50.0 | 0.0147 |  -3.15 | 0.0869 |     9.51
333.2 | 60.0 | 0.0213 |  -6.00 | 0.1219 |    13.89
343.2 | 70.0 | 0.0340 |  +2.24 | 0.1837 |    22.50
------+---------+-------
# mass fraction of ethanol = 50.00%
283.2 | 10.0 | 0.0014 | -21.04 | 0.0086 |     0.87
293.2 | 20.0 | 0.0024 |  -2.26 | 0.0149 |     1.52
303.2 | 30.0 | 0.0039 |  +8.97 | 0.0243 |     2.49
313.2 | 40.0 | 0.0053 |  +2.71 | 0.0327 |     3.38
323.2 | 50.0 | 0.0075 |  +1.32 | 0.0457 |     4.79
333.2 | 60.0 | 0.0099 |  -5.71 | 0.0599 |     6.38
343.2 | 70.0 | 0.0150 |  +1.74 | 0.0886 |     9.72
------+---------+-------
# mass fraction of ethanol = 60.00%
283.2 | 10.0 | 0.0008 |  -6.77 | 0.0054 |     0.54
293.2 | 20.0 | 0.0012 |  -4.59 | 0.0079 |     0.79
303.2 | 30.0 | 0.0018 |  +1.82 | 0.0117 |     1.18
313.2 | 40.0 | 0.0026 |  +4.56 | 0.0163 |     1.66
323.2 | 50.0 | 0.0033 |  -0.63 | 0.0207 |     2.11
333.2 | 60.0 | 0.0043 |  -1.17 | 0.0269 |     2.77
343.2 | 70.0 | 0.0057 |  +0.34 | 0.0351 |     3.64
------+---------+-------
# mass fraction of ethanol = 70.00%
283.2 | 10.0 | 0.0006 |  -2.07 | 0.0035 |     0.36
293.2 | 20.0 | 0.0007 |  +0.58 | 0.0046 |     0.46
303.2 | 30.0 | 0.0009 |  +2.02 | 0.0058 |     0.58
313.2 | 40.0 | 0.0011 |  -0.61 | 0.0069 |     0.69
323.2 | 50.0 | 0.0013 |  -0.17 | 0.0084 |     0.84
333.2 | 60.0 | 0.0016 |  -0.59 | 0.0100 |     1.01
343.2 | 70.0 | 0.0019 |  +0.33 | 0.0119 |     1.20
------+---------+-------
# mass fraction of ethanol = 80.00%
283.2 | 10.0 | 0.0002 |  -2.09 | 0.0013 |     0.13
293.2 | 20.0 | 0.0002 |  -2.09 | 0.0016 |     0.16
303.2 | 30.0 | 0.0003 |  +4.62 | 0.0020 |     0.20
313.2 | 40.0 | 0.0004 |  +0.72 | 0.0022 |     0.22
323.2 | 50.0 | 0.0004 |  -0.31 | 0.0026 |     0.26
333.2 | 60.0 | 0.0005 |  -3.35 | 0.0029 |     0.29
343.2 | 70.0 | 0.0005 |  +1.59 | 0.0035 |     0.35
------+---------+-------
# mass fraction of ethanol = 90.00%
283.2 | 10.0 | 0.0001 |  -0.05 | 0.0004 |     0.04
293.2 | 20.0 | 0.0001 |  -1.41 | 0.0004 |     0.04
303.2 | 30.0 | 0.0001 |  +1.12 | 0.0005 |     0.05
313.2 | 40.0 | 0.0001 |  -0.49 | 0.0005 |     0.05
323.2 | 50.0 | 0.0001 |  +0.35 | 0.0006 |     0.06
333.2 | 60.0 | 0.0001 |  -1.17 | 0.0007 |     0.07
343.2 | 70.0 | 0.0001 |  +0.50 | 0.0008 |     0.08
------+---------+-------