New-York tribune., 1874-08-17
SCIENCE AT HARTFORD.
D,v-S PROCEEDINGS.


,p,Rr OF THE PAPERS READ BEtoNN ,,,,
AND OF THE AMERICAN AsNO' i-N''0''
ADVANCEMENT OF SCIENCE. ,,r,..r 4,
,yRox rHE SPECIAL CORRESPONDENT of III" d.
HARTFORD. Aug. 15.-The following az - ''aN
,aners Of most general interest read Oe'OIe .e Sues
-e,o~,,or In section A. the first oi theSe p"r.'
"on SeS'' ,,,,or yoIuue OF Water Of CrySiaiiI1'
N's W D.. = " Clarke OF the University Oi O'n-
80, 1o- rron, the exceedingly technical ch'I''
-, 80 rho Investigation 70 which II refers,
nopular abstract eau hardly do JUSTICE ~
naper Prof Clarke stated that 10 'hc 'Ho'l., 'I..,
- a, tronortant 10 get az dstineulSlns cter of
Se,Nesn Tti. cbarictrr may be found ny st2 s,22ds
The molecular volumes OF various SToe of frozen
II We determine the moisoHn'"'a and it 10 be 1876.
~ no, water mites 70 form ny u contrac-
sat ,o ~1s results In the case Oh "a'e ~
ri0n Frof Clarke mas s,u-u ,ro ~ ter ia
- fbe molecular volume OF tle VIZ. W. %
and IN eVeTI us ~ bviration such regularly j
s.a5 rr,SanfIv then. wlen Ndtv4 L. .t,,, an tbo
Iouuu, ,if from water OF crystal az III w ~,
anhydrous sd.. nccurs Is on the part OF the water
tS t1i,n1e OF ihe mOlecue OF the sA4' ''Se'' 0"''
unehAnss1 nsand OF these papers was entitled :, on the
Molecular Heat Of similar COMPOUNDS 80, -
,,rs,ToUs paper 10 was aoundauty @ Ii'uS'I1'ou i ~
I91i@s irvo.vug chemical formula IL was iisleheu
"a vim marked attention by tue chehlSl7 "lto W. S
rsen in unusual number. Prof. CiarAe sara lhal J..
p''unuy fDougnt that similar compounds nave eqhai
poerr-ar heat. Tlis is only approNimatcy true; III
ne. drls tnat the molecular neat increases slShtY
Win me molecular weight, though III very uiucfeu
r.f,o IL comrarnc dil tine eXtant determinations OF
p cc heat has found only two or three exceptions
~ I'M. rulf. and even tncy were doubtful.
PROT e. F. Barker said: The bearing ot thls suhlecU
on iniurralorv Is exceedingly important The possl-
ritT Df cass wing by this means the relative position
f te water atoms salts Is thereby indicated, aud II
- certainty very desirable 10 determine these points
"a. In know the d.acuijy OF determining the relative
snlut, of water. cry Stazltou, aud OF Dydratlon
I'M. paper points the way 10 solution OF the problem
pr Johnson 9 A ldletOWu expressed ms deep inter
-. Did Prof C rac'- paper, ana Thought thit the sug
r.lops conveyed a. molecular constitution were ot
In highest va.ue. Prof. Leeds OF HOOOkcn mentioned
are value OF the tabuated series ot constants Whth
have r.ceufv been issued uv III Suhsoniau-'he WORK
oi PROT Clarke. Prof. j. L. smith said the want OF such
tables il partly due 90 'he fear Of publishing inaccurate
results Toe declcy OF The instrumental investigation
rrqIlrad is almost luc0uccIvIJlc.
Prof -tcrry HIut expressed belief that there was
a connection between t.e specific Cravlues ana the
atomic weights az tlc elements. lie lnsanced approx
mat. experiments which Indicated some sucl
r Iiti1u. Prof Langley or Pittsburgh asked
wuctDcr De considered tuat cheml-
ca4 etlINalcuts are variable quantities. Ffoi
Hunt d.-oiuaI such position. Pro-. Barker sald that
W. cannot conceive of atomic heat. The question 40
is,ue .uc exactly intermediate between chemistry
aud physics. We need laboratories where Cleinlcdi
uny.I,- can Dee taught We need % know, 10 ascertain,
Iuc>, colttLt~ winch Prof. Clarke has tabuated llr
chemist rlu lIru-i SIusttuccs ia state Ol plrN o"l
be OF cu fan, I carry out the class OF Investigations
tr border uc between chez Iistry and mathematics
Here is tie -ica, ut.u 1Or work and discovery.