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Sour milk is acidic. Red litmus paper should not change.The sour part of sour milk is lactic acid. As litmus paper turns red when exposed to acidic compounds, litmus paper that is already red should not react when exposed to lactic acid.
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What happens when sugar solution is dipped in red litmus paper?

When a sugar solution is dipped in red litmus paper, there is no change in the color of the paper. This is because sugar is a neutral substance and does not affect the pH of the solution. Red litmus paper remains red in neutral or acidic solutions, indicating that the sugar solution does not have acidic properties.


When red litmus paper is dipped in ammonia what colour would it turn?

When red litmus paper is dipped in ammonia, it turns blue. Ammonia is a basic (alkaline) substance, and the change in color indicates the presence of a base. This reaction happens because the ammonia raises the pH of the solution, causing the red litmus paper to change color.


What color litmus paper is used to test acids?

Red litmus paper is used to test for acids. If the red litmus paper turns blue when dipped in a substance, it indicates the presence of an acid.


What observation will you make when red litmus paper and blue litmus paper are dipped in turns in distilled water?

When red litmus paper is dipped in distilled water, it will remain red, indicating that the water is neutral and does not change the acidity. Similarly, when blue litmus paper is dipped in the same distilled water, it will also remain blue. This observation confirms that distilled water has a neutral pH of around 7, which does not affect the litmus papers' color.


What happens to red litmus paper if dipped in water?

Red litmus paper remains red when dipped in water. Litmus paper is used to test for acidity or basicity, and red litmus paper turns blue in basic solutions. If the water being tested is neither acidic nor basic, the red litmus paper will not change color.

Related Questions

What happens when a BLUE litmus paper is dipped in an acid?

Blue litmus paper turns RED in an acid. Red litmus paper turns BLUE in a base.


What happens to red litmus paper if dipped in sugar water?

Nothing particularly happens.


What happens if blue litmus when dipped in pepsi?

Blue litmus paper will turn red when dipped in Pepsi. This indicates that Pepsi is acidic in nature.


What happens if a blue litmus paper was dipped to an acid?

It would blow up!!!! Don't do it!!!!!


What happens to blue litmus paper when dipped into base?

Blue litmus paper turns pink when dipped into a base. This is because the color change indicates a shift in pH level from acidic to basic.


What happens when red litmus paper is dipped in urine?

red litmus paper turns blue under alkaline conditions.


What happens when blue litmus paper is dipped in dilute nitric acid?

Blue litmus paper will turn red when dipped in dilute nitric acid. This color change indicates that the solution is acidic. Nitric acid is a strong acid and will donate protons to the litmus paper, causing the color change.


What happens when sugar solution is dipped in red litmus paper?

When a sugar solution is dipped in red litmus paper, there is no change in the color of the paper. This is because sugar is a neutral substance and does not affect the pH of the solution. Red litmus paper remains red in neutral or acidic solutions, indicating that the sugar solution does not have acidic properties.


What happens when red litmus is dipped in potassium sulphate?

If red litmus paper is dipped in potassium sulfate solution, there will be no significant change in color. Potassium sulfate is a neutral salt and does not exhibit any acidic or basic properties that would cause a color change in litmus paper.


What colour would litmus paper turn into when dipped into hydrochloric acid?

Depends on the litmus paper. Red litmus will not turn but blue litmus will turn redish pink.


When red litmus paper is dipped in ammonia what colour would it turn?

When red litmus paper is dipped in ammonia, it turns blue. Ammonia is a basic (alkaline) substance, and the change in color indicates the presence of a base. This reaction happens because the ammonia raises the pH of the solution, causing the red litmus paper to change color.


The red litmus paper dipped in hydrochloric acid?

The red litmus paper will turn blue when dipped in hydrochloric acid. This is because hydrochloric acid is acidic, and acids turn blue litmus paper red.