Question

Potassium chloride contains K-(Approximate)

• A. 60%
• B. 80%
• C. 70%
• D. 50%

Hint:

Potassium chloride typically contains about 70% potassium by weight.

Answer 1

The Correct Option is C

The approximate percentage of potassium in potassium chloride (KCl) is 70%, as the atomic mass of potassium is about 39 and the atomic mass of chlorine is about 35.5, leading to the ratio of their masses. Thus, the correct answer is 70%.