![]() X Research source Pay attention to the paper at all times to reduce the risk of accidental flames. Laying your page on an old-fashioned radiator or the top of a toaster can work too.You could place your message on a baking try and put it in an oven set to 250 ☏ (121 ☌), checking every few minutes for your letters to appear.Avoid using a steam setting and draw the hot iron over your paper slowly and evenly. Cabbage Juice pH Scale Materials Red cabbage Knife or blender 2L of. Using a dropper add 5-6 drops of the red cabbage indicator to each test tube. Malic acid occurs naturally in apples, pears, and cherries, and is added to many. Place them in a pot and cover with water, you can add plenty of water (1-2 liters works well). A dry iron can reveal the letters of your message as well. Is V8 Juice Alkaline Or Acidic Apple juice has a low pH, usually between 3. 1.Take the red cabbage leaves and break them in slightly smaller pieces.A chemical reaction occurs when an acid and a base are mixed together. It turns blue, or even green, when you add a base, such as baking soda. ![]() Cabbage juice turns pink when you add an acid, such as vinegar.
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