230 DE CAL. AC FRIC. EXPER. fJKU FACTA. 



gnidus \ mixtae fcciim h;ie dcdcrunt gndum 75. Alins 

 duas aquiie portioncs acqualcs, frigidioris ad 64. , calidioris 

 ad II il, vidi produccrc gniduni 84-. In applicuione 

 igitur ad fonnulam nollram cll a — l/, wzzr^^., ?;rzi20 

 x—-j6, quibus fubrogatis cxiflit y— '-7-, ct formuli 



generalis nuuc induit hanc facicm , .v — ^^7^1^76" 7 9"'* 

 $ pcr diuifioncm climinatur. Quac igitur formula cogno- 

 lccndo gradui caloris in aliquo mixto lluido uifcruict. Ert 

 igitur cx his incrcmcntum caloris , quod oritur in mixtd 

 — .V — w ~ '^/".^^ ^ ct {[ malllic vtrinque fmt acquales, 

 aut a~lf , crit incrcmcntum — ,\{n — Ni), proportio- 

 nalc itaquc diffcrentiac calonim vtnusquc ingrcdicntis. Hoc 

 corollarium autcm cx formula prius rcpcrta x — ^^j^jj^t 

 quac cx principiis ncccflariis dcdufta e(l, iam conlcquitur j 

 ell enim , vi huius , incremcntum caloris in mixto — .t 



5i{n — 771) _ / • I • n S 



—m — yi^iTT > ^f ) " a — t;, idcm uKrcmcntum cft y^^ 

 (« — w) j vndc vcritas huius coulcdarii a priori , ct nc- 

 ccflario , conflarc potcft. 



§ 13. DcducuntuT cx gcnci-aU inucnta cxprcOionc 

 hac (atis cgrcgic phacnomcna lcqucntia , quac in cxjxiri- 

 nicntis ad hunc fincm iulfitiitis oblcruaui anno 1739. 

 Acccpi naiipc primo a(|uac calidac ad gradiis 41, mcn- 

 fnras 4 , quae mcnfura contincbat circitcr i ' polliccm cu- 

 bicum j hiiic affudi aquac fcrucntis ad gradus 212 mcn- 

 furam vnam , dcditquc mixtum gradus 68 ; ndiccfla mcn- 

 fiira fccunda huic mixturac produxit gradus So , rchquos 

 docct tcqueiis tflbella ; 



Affufi 



