Question

In lab a student calculates the following equilibrium concentrations for Fe(aq)3++SCN(aq)−⇋FeSCN(aq)2+ at each of the specified temperatures. Calculate ΔH∘ in units of kJmol. Report your answer to two places after the decimal.

Data Table

Temp (C)	K
-0.6	219.4
16.2	196.3
61.7	137.2
83.9	122.3

Answer 1

ewnt(र) Tomt clos ) Ew),১৮১a Cons tanh Cl 219-५ 1৭८ ३ 137 2 12२-3 272 55 Z8१. 35 33५, 8S 16.2 61 83.१ रwpeग0d\\x) mst ০ de ৫s.4S ) ১) 357·০S ১ convexhe dे to २)४ 212-1S १৬h০৮ ২)০২২) ২৭\;b৮ cons)onns 6 n ab tempeaalares Tan Teal ১९০৯-)n २n0\e\1) AH Shandar G ३) |৮ <> 0 AL t२mpernstue०rs)]s] 272-55 \6 2 289-35 k| १ि63 2)१-\ &-3)ग710व ८४ १-३5] २ सरड me ०नीी ३१५ ০ - ০ 02 5 6 2 AH AHO ५ः3

At TEmperathres 334.8S k& and 289 35 131 2 96 3 22 1.35 K 33M 8S -O.358 6.31 2 fe At TRmpeahres 35 os k an 3.3M 8S 122-3 137 2 B-31M23 Te O22 3 DH Mu 4.5163 S15 LAvese 5.28 K