How do I test for the contamination of water with iodide ions?
Make solutions of
And now, in a different reaction, test the pipe water with sodium iodide.
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To test for the contamination of water with iodide ions, you can use a starch solution and add it to the water sample. If iodide ions are present, the solution will turn blue-black.
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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
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