Answer:
i think d maybe correct me if im wrong
Explanation:
Answer:
Hydrogen concentration = 7.94×10^-3 M
Explanation:
from potenz Hydrogen ( pH ) definition
pH = -log[H+]
2.1 = -log[H+]
2.1/-log = -log[H+]/-log
10^-2.1 = [H+]
[H+] = 7.94×10^-3M
They can run out of calcium and phosphorous it can also lead to your bones aching and feel very weak called osteoporosis
Mixture is physical, compound is chemical, and a element is the base version
Explanation:
the molar mass of a compound can be caucaleted by adding the standar atomic masses.