Consider the Gibbs energies at 25 ∘ C. Substance ΔG∘f (kJ·mol−1)
Ag+(aq) 77.1
Cl−(aq) −131.2
AgCl(s) −109.8
Br−(aq) −104.0
AgBr(s) −96.9

(a) Calculate ΔG∘rxn for the dissolution of AgCl(s) .
(b) Calculate the solubility-product constant of AgCl.
(c) Calculate ΔG∘rxn for the dissolution of AgBr(s) .
(d) Calculate the solubility-product constant of AgBr.

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.

What is the independent variable in this investigation? mass volume sample number substance density

Pls ill give u brainliest which of the following is true about science? 1. political conditions are unable to influence it. 2. economic concerns may prevent it from solving problems.