What is the current measured ppm of co2 in our atmosphere?.
2 answers:
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Answer:
Explanation:
As we know that the formula for pH is
It is also given in the question that one pH unit represents the 10 fold change in the concentration of hydrogen ion.
Now for lemon juice whose pH is 2, hydrogen ion concentration is equal to
And for pure water whose pH is , hydrogen ion concentration is equal to
Thus, the H+ ion concentration in lemon juice is times greater than the pure water.