a radioactive substance has a half-life of 10 years.if you start with 30 grams of the substance, how much will remain after 30 y
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Answer:
The answer is
<h2>Explanation:
The pH of a solution can be found by using the formula
where
is the hydrogen ion concentration of the solution
From the question
pH = 8.25
The hydrogen ion concentration of the solution is
<u>Find antilog of both sides</u>
That's
We have the final answer as
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