A thermodynamic study of DyCl3 determined its standard enthalpy of formation from the following information
Determine Δ_fH (DyCl₃, s) from these data.

Question

A thermodynamic study of DyCl3 determined its standard enthalpy of formation from the following informationDetermine ΔfH (DyCl3, s) from these data.

David · Accepted Answer

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Answer:-
 (I) DyCl
3
(s) DyCl
3
(aq. ,in 4.0 M HCl)
r
Ho= -180.06kJ mol-1
(2) Dy(s) 3HCl(Aq., 4M) DyCl
3
(aq., 4.0 M HCl) 3/2H
2 r
Ho = -699.43 kJ mol-1
(3) 1/2H
2
(g) 1/2Cl
2
(g) HCl (aq., 4.0 M)
r
Ho = -158.

A thermodynamic study of DyCl3 determined its standard enthalpy of formation from the following information Determine Δ f H (DyCl 3 , s) from these data.

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