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Slav-nsk [51]
3 years ago
6

water from a town is suspected to contain chloride ions but not sulphate ions . describe how the presence of the chloride ions i

n the water can be shown​
Chemistry
1 answer:
stellarik [79]3 years ago
6 0

Answer:

See Explanation

Explanation:

We can establish that there are chloride ions present in water if we add dilute trioxonitrate V acid to a sample of the water in drops followed by aqueous silver trioxonitrate V.

If a white precipitate is observed and the precipitate is found to be soluble in excess aqueous ammonia solution, then we can confirm the presence of chloride ion in the water.

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Explanation:

Step 1: The balanced equation

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Step 2: The netionic equation

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After canceling those spectator ions in both side, look like this:

2H+(aq) + 2OH-(aq) → 2H2O(l)

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3 years ago
Water found in animal and human cells is most often found in the (liquid, solid, gas plasma) phase of matter, and oxygen is foun
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Water found in animal and human cells is most often found in the liquid phase of matter, and oxygen is found in the gas plasma <span>phase of matter. </span>

I hope my answer has come to your help. Thank you for posting your question here in Brainly. We hope to answer more of your questions and inquiries soon. Have a nice day ahead!
4 0
3 years ago
Please help me answer this. I am so confused.
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Same I’m so confused ‍♀️
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What is the density of a piece of metal that has a mass of 75.8g and a volume of 7.09
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10.69g/cm^3 or 0.0106kg/m^3

Explanation:

10.69 g/cm^3: I wrote this answer because your question doesn't mention whether volume is in cm^3 or m^3. If its in cm^3, then this is your answer.

0.0106kg/m^3: This might also be the answer if the volume is in m^3. If it is in m^3 then you have convert grams into kilograms.

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m= mass

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Hope it helps- Z

3 0
3 years ago
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