What happened when you combined Ag and Na2S What does this indicate?

What happened when you combined Ag and Na2S What does this indicate?
In Science

What is Na2S?

It is a Ionic bond between Sodium Ions and Sulfide Ions. The formula name is Sodium Sulfide.

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In Science

What happens to water when add indicator?

water is pretty neutral in terms of the pH scale, so nothing should happen unless you have poisoned water .It'll turn green if you used universal indicator(pH7), after you add… (MORE)