Determine Δ_soluteH for KBr If the Δ_solutionH for KBr Is

question 129

Multiple Choice

Determine Δ_soluteH for KBr if the Δ_solutionH for KBr is +19.9 kJ mol^-1 and the Δ_hydrationH for KBr is -670. kJ mol^-1.

• A) +650 kJ mol^-1
• B) -650 kJ mol^-1
• C) +690 kJ mol^-1
• D) -710 kJ mol^-1
• E) -690 kJ mol^-1

---

Definitions:

Mitochondria

Organelles found in the cytoplasm of eukaryotic cells that produce energy through cellular respiration, often referred to as the powerhouses of the cell.

Hydrolytic Enzymes

Enzymes that catalyze the cleavage of bonds in molecules through the addition of water.

Lysosomes

Organelles containing enzymes responsible for breaking down waste materials and cellular debris within cells.

Nonfunctional Organelles

Components within a cell that are no longer active or serving their purpose.