BETWEEN THE VISCOSITY, OF LIQUIDS AND THEIR CHEMICAL NATURE. 619 
Molecular Viscosity Work at the Boiling-point. 
Table A (continued). 
Observed. 
Calculated. 
Difference 
per cent. 
Acetic acid. 
■ 246 
237 
3-6 
Propionic acid. 
274 
284 
- 3-6 
Butyric acid. 
334 
331 
0-9 
Isobutyric acid. 
334 
336 
- 0-6 
Acetic anbydride. 
304 
301 
1-0 
Propionic anbj’dride .... 
381 
395 
— 3-7 
Etbyl ether. 
217 
211 
2-7 
Toluene. 
293 
278 
51 
Ethyl benzene. 
323 
325 
- 0-6 
Ortho-xylene. 
341 
325 
47 
Meta-xylene. 
306 
325 
- 6-2 
Para-xylene. 
308 
325 
- 5-5 
Bromine. 
370 
352 
4-9 
Methyl alcohol. 
140 
146 
- 4-3 
4 K 2 
