Answer:
pH is calculated by taking negative logarithm of hydrogen ion concentration. Acids have pH ranging from 1 to 6.9, bases have pH ranging from 7.1 to 14 and neutral solutions have pH equal to 7. Thus the sum of pH and pOH is 14
Explanation:
In an undisturbed sequence of layers of rocks, the younger layers lie on top of the older layers
Mangenese is the element which have 25 protons
Answer:
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Explanation:
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