Since vinegar is an acid it would turn red.
The litmus paper would stay red. That means vinegar is an acid.
When litmus paper is placed in Pepsi it will turn red. This is because litmus paper contains carboxylic acid which is acidic.
HCl (hydrochloric acid) is an acid so it will turn litmus paper red. and alkali will go from red litmus to blue.
Litmus is used to test materials for their acidity. Blue litmus paper turns red when exposed to acid, so it would turn red when exposed to vinegar, which is acidic.
Red, due to the citric acid.
Blue litmus paper turns red in vinegar solution because vinegar is acidic and pH below 7. The acidic solution causes the blue litmus paper to undergo a color change and turn red.
If it is blue litmus paper ,then it turns red. But if its red litmus paper, it doesn't change color.
surely red
If the vinegar is strong enough to be below 4.5 pH the litmus paper will turn (or stay) red.
Red litmus paper dipped in vinegar will turn red, indicating that vinegar is acidic. This change in color is due to the red litmus paper reacting with the acidity of the vinegar, causing it to remain red. Litmus paper is commonly used to test the acidity or basicity of a solution by observing the color change it undergoes.
Blue litmus does not change when placed in a basic solution.
Blue.