GKFix MCQ Question

What is the difference between 0.50 mol Na2CO3 and 0.50 M Na2CO3?

• A. 0.50 mol is amount, 0.50 M is concentration
• B. 0.50 mol is mass, 0.50 M is volume
• C. 0.50 mol is volume, 0.50 M is mass
• D. 0.50 mol is energy, 0.50 M is pressure