— 445 — 



Tabella II. 



Numero 

 d' online 



Sostanze poste 

 a reagire 



Te m po 

 di agitazione 

 in 



termostato 



s< 



dazione; 



Resto 



Corpo 

 di fondo 



Na 2 

 °/o 



°/o 



ir r\ 

 n \ ' 



7« 



jN a„ ( • 



0/ 



lo 



/o 



T T f\ 



V. 







1 



Acido borico, Acqua. . . . 



6 



giorni 



— 



7.39 



92.61 











2 



Acqua, Borace, 



Ac. borico 



2 



n 



0.58 



9.63 



89.79 



0.24 



39.96 



59.80 



H b B.0 3 



Sa) 





„ 



4 



» 



1.38 



13.68 



84.94 











3 è) 



n n 



11 



5 



n 



1.39 



13.92 



84.69 



0.44 



43.20 



56.36 



i> 



4 a) | 



Acqua, Soda 



caustica e 



in 



n 



2.91 



20.13 



76.96 











ib)\ 







11 



11 



2.92 



20.26 



76.82 



1.21 



42.47 



56.32 



rt 



5 a) | 



Acqua, Soda 



caustica e 



5 



!) 



3.22 



21.06 



75.72 











5 A) ì 



Acido borico . 





9 



11 



3.08 



20.74 



76.18 



0.88 



44.03 



55.09 



n 



6«)j 



Acqua, Soda 



caustica e 



5 





3.44 



22.51 



74.05 











6i)i 



Acido borico . 





6 





3.41 



22.29 



74.30 



3.26 



45.60 



51.40 



H 3 B0 3 1-5-10 



7 



Acqua, Soda c. 



Ac. borico 



2 



TI 



3.44 



22.17 



74.39 











8 



Acqua, Borace, 



Ac. borico 



6 



" 



3.40 



22.59 



74.01 



5.44 



42 05 



52.51 



n 



9 a) , 



Acqua, Soda, 



caustica e 



9 



" 



3.36 



21.67 



71.97 











9 è) i 







11 



" 



3 22 



21.94 



74.74 



7.57 



46.45 



45.98 



1-5-10 



10 



Acqua, Borace, 



Ac. borico 



3 



» 



4.40 



23.76 



71.84 



8.36 



46.91 



44.73 



J) 



11 



Acqua, Soda c. 



Ac. borico 



3 



11 



4.16 



24 07 



71.47 



1 1.10 



59.40 



29.50 



n 



12 



Acqua, Soda, Ac. t'etraborico 



7 



11 



5.10 



25.62 



69.28 



8.56 



16.80 



44.64 



n 



13 



Acqua, Soda c. 



Ac. borico 



1 



11 



5.45 



27.08 



67.47 



10.71 



58.83 



30.46 



n 



14 a) 



n » 





8 



11 



6 11 



28.94 



64.95 











14 b) 



n li 



» 



9 





6.08 



28.38 



65.54 



8.90 



48.82 



42.28 



1» 



15 «) 



Acqua, Borace 



e Acido bo- 



7 



11 



6.38 



29.13 



64.49 











15 //) 







8 



11 



6 29 



28.77 



64.94 



680 



33,23 



59.97 





16 



Acqua, Soda caustica 1-5-10 



9 



n 



6.35 





Ri 1 r > 











17 





H 



o 



n 



7.15 



30.26 



62.59 



8.84 



45.43 



45.71 



» 



18 a) 



Soda, Acido borico, 



3 





8.41 



33.77 



57.82 











18 6) 







5 



ii 



8.29 



33.57 



5S.1 1 



9.35 



44.73 



45.92 





19 a) 



11 11 





3 



i) 



8.S4 



34.91 



56.25 











19 5) 



: » » 



11 



4 





8.53 



34.31 



57.16 



9.52 



44.04 



46.44 





20 



Acqua, Soda c. 



Ac. borico 



3 



n 



11.29 



41.47 



47.24 



12.83 



47 81 



39.36 



1-5-1 -{- 1-2-r 



21 a) 



! Acqua, Soda 



caustica e 



4 



ii 



11.14 



39.90 



48.96 











21 A) 



' Acido borico 



1 





6 



» 



11.02 



39.90 



49.08 



18.83 



46.69 



34.84 



1-2-5 



