Answer: No.
Explanation: One mole of zinc is not the same as one atom of zinc. In one mole of zinc, there are approximately 6.022*10^23 atoms of zinc.
When you mix pure water and salt(sodium chloride) you will make a saline solution.
Saline solution with 0.9% concentration is used frequently in the medical field for resuscitation fluid because it will have same molarity with the body fluid, so it won't induce fluid exchange caused by osmosis.
Answer:
Option (3) is the correct answer.
Explanation:
The answer is TRUE
Protons do have positive charge while electrons have a negative charge