Answer to Question #251475 in General Chemistry for Mallorie

Question

When a 7.35 -g sample of solid iron(II) chloride dissolved in 36.0 g of water in a coffee-cup calorimeter the temperature rises from 21.00 degrees Celsius to 46.75 degrees Celsius. Calculate triangleH in kJ/mol FeCl2 for the solution process.

FeCl2(s) —> Fe^2+ (aq) + 2 Cl^- (aq)

The specific heat of water is 4.18 J/g-K.

1) TriangleH solution = ____ kJ/mol FeCl2.

Answer 1

The answer is provided in the image below