Answer:
An acid is a compound that increases hydrogen ions (H+) when it is dissolved in a solution.
all I got
The correct answer to this question is this one:
By definition, if a molecule is composed of two hydrogen atoms and one oxygen atom, that molecule is a water.<span> In fact, the structure of water is written as H20, which signifies that two hydrogen (H) atoms and one oxygen (O) atom make up the molecule.</span>
I believe this question should be in Health, however, I'll answer it to the best of my ability.
Answer: Physical fitness.
Physical fitness can be achieved through a set diet, physical excersise (of course), rest, and many cardiovascular exercises. It is the ability of the body to successfully function efficiently during PA.