------------+------+--------+-------------|
Temperature.| [eta]|Z found.|Z calculated.|
------------+------+--------+-------------|
°C. | | | |
50 |0.0430| 347 | 347 |
46 |0.0475| 383 | 371.14 |
42 |0.0502| 405 | 397.09 |
38 |0.0510| 411 | 424.73 |
34 |0.0575| 463 | 454.06 |
30 |0.0602| 485 | 485 |
26 |0.0637| 513 | 517.82 |
22 |0.0667| 538 | 552.25 |
20 |0.0707| 570 | 570 |
18 |0.0755| 609 | 583.07 |
------------+------+--------+-------------+
The constants for the first gum are those given in the preceding column,
while for the latter they were--