Lerrs & Buaxe—The Carbonic Anhydride of the Atmosphere. 187 
Serres 9.—(AziR). 
Same as Series 8, but on a different day. New baryta solution was used, 
1 c.c. = 0°025 ¢.c. CO, and corresponding solution of acid, also a 
new burette of narrow bore, graduated for 24 c.c. 
Barometer = 756mm. T. = 18° C. 
No. of | Baryt Carb c Volume | Fag: 
Yo. 0 7 6 i a it mone : 
Experi- Serecon een Baneduide BEM 4 oe ae cet, found in Perenees 
ment. added. PISTONS found. receiver. NLP 10,000 BREE TENSE IG 
Siegeartd of air 
1 50 c.c. | 15°375c.c.| 0°8656¢.c.. 2539 c.c. | 2369-4 3:653 | — 0-019 
2 re igh 14°625 ,, | 08844 ,, | 2548 ,, | 2377°8 3°719 | + 0:047 
3 Ans bp 14°750 ,,| 0°8812 ,,| 2564 ,, | 2392-7 38°682 | +0:°010 
4 oD OD 11:250 ,, | 0°9687 ,, | 2892 ,, | 2698°8 3°589 | — 0-083 
5 9” POO 55 I) OU 55) POCO 55 |) Brey 3°665 | — 0-007 
6 39. 89 13°750 ,, | 0-9062 ,,| 2606 5p | exSe®) 3°726 | — 0:054 
Mean |= 3-672 
Mean, with correction for moisture, 3°747 
a5 without ,, AS 3°672 
Difference, 0:075 
No. of 
Experi- 
ment. 
an fF WO HY 
Serres 10.—(Arr). 
Same as Series 9, but on a different day. Barometer = 756 mm. T.=18°C. 
c : Volume | Farts of 
Pee Acid ae Eee of air in found in Differences 
added. required: found. receiver. See 10,000 POT HSE 
Sica of air. 
50 c.c. | Spoilt. —_— — — — — 
1) 69 17°318¢.c.| 0°8172 ¢c.c.| 2548 c.c. | 2377°8 3°436 + 0:017 
99 Wie250 es |) O-884 45 2064 55) 2892-7 37421 + 0:002 
ane an 13°563 ,, | 0°9109 ,,| 2892 ., 2698°8 3°375 — 0°044 
Suess 11-938 ,, | 0°9515 ,,| 2960 ,, | 2762-2 3°444 + 0°024 
Rests 14-813 ,, | 0°8797 ,, | 2606 ,, | 2431-9 | spoilt — 
Mean |= 3-419 
Mean, with correction for moisture, 3-491 
») Without ,, Ss 8°419 
Difference, 072 
