Answer: You are an acid or mouth wash all of those are acids that you just described.
Explanation:
Answer:
It is impossible for a person to hold their breath long enough to pass out because our body has the ability to control the breathing mechanism itself without influence from outside causes.
Explanation:
Let’s go with A ..that must be the answer
Answer:
140
Explanation:
Maximum heart rate is (220-age) __200__beats per minute.
70% of 200 is 140
