If the concentration in the sample tube is 50 ng/ml what is the concentration in tube 3. NO LINKS
1 answer:
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Answer:
Last option.
Explanation:
The graph is attached.
In the image we can observe that all green arrows are point towards the exit. So the right answer is the last one.
<em>Go out through the door, turn right and proceed to the emergency exit at the end of the hall</em>
