Saturday
April 19, 2014

Homework Help: Chem Question (thermo)

Posted by M on Thursday, March 1, 2012 at 6:21pm.

Calculate ΔG at 25 šC for a reaction in which Ca2+(aq) combines with CO32–(aq) to form a precipitate of CaCO3(s) if the concentrations of Ca2+(aq) and CO32–(aq) are 0.023 M and 0.13 M, respectively. (ΔGš = –47.94 kJ)
A. –62.3 kJ/mol
B. –33.5 kJ/mol
C. –17.8 kJ/mol
D. –46.7 kJ/mol
E. –47.8 kJ/mol

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry - How do i calculate: What is is ΔG° at 25 °C? 2O3(g) → 3 ...
Chem. only regarding formula. - how do do calculate ΔHr and ΔSr?
chemistry - # Which of the following is true for the reaction NH3(l) NH3(g) at –...
Chemistry - The standard internal energy change for a reaction can be symbolized...
chemistry - Suppose the ΔGof, ΔHof, and ΔSo are available and ...
Physical Chemistry - The equilibrium constant for a reaction was measured at ...
chem 1046 - calculate the equilibrium constants at 25°C for each reaction. Δ...
Chemistry - For a certain reaction, ΔH° = –76.8 kJ and ΔS° = –225 J/K...
Chem (Thermodynamics) - The standard molar enthalpy of fusion and the standard ...
Chem - Calculate the equilibrium constant at 24 K for a reaction with ΔHo...

Search
Members