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What colour will universal indicator turn when acid is mixed with alkali?
Universal indicator will turn green when an acid is mixed with an alkali. This green color indicates a neutral pH level which is achieved when the acid and alkali have neutralized each other.
What color does blue litmus turn when exposed to an acid or base?
Blue litmus turns red in the presence of an acid and remains blue in the presence of a base.
Phenolphthalein change color when mixed with hydrochloric acid?
Phenolphthalein is a pH indicator that changes color in response to a change in pH. When mixed with hydrochloric acid (a strong acid), phenolphthalein will turn colorless due to the decrease in pH, indicating an acidic solution.
What color would litmus turn with hydrochloric acid?
Litmus paper would turn red in the presence of hydrochloric acid, indicating acidity.
How can an acid turn to base?
An acid can turn into a base through a chemical reaction that involves an acid donating a proton (H+) to another substance. This proton transfer changes the nature of the substance from acidic to basic.
What color will PHTH and vinegar turn if mixed?
When phthalocyanine blue (PHTH) pigment and vinegar are mixed, the color that will result depends on the specific shade of PHTH used. However, generally, mixing PHTH with vinegar will not result in a significant color change. The PHTH pigment is very stable and does not react with the acid in vinegar.
What color does baking soda change when mixed with cabbage juice?
It will turn either blue or green, both a hue of blue. The reason of this is that Red Cabbage Juice is an indicator, which is used to see wether an object or chemical is an acid or a base. If the object is an acid it will turn a hue of pink, and if it is a base, it will turn a hue of blue. Which is why baking soda mixed with Red Cabbage Juice will turn blue or green.
What color does red cabbage juice change to if a base is added?
It will turn either blue or green, both a hue of blue. The reason of this is that Red Cabbage Juice is an indicator, which is used to see wether an object or chemical is an acid or a base. If the object is an acid it will turn a hue of pink, and if it is a base, it will turn a hue of blue. Which is why a base mixed with Red Cabbage Juice will turn green.
Do a acid or base turns the paper blue?
A base turn the color of the paper in blue.
What colour will universal indicator turn when acid is mixed with alkali?
Universal indicator will turn green when an acid is mixed with an alkali. This green color indicates a neutral pH level which is achieved when the acid and alkali have neutralized each other.
What color does red litmus turn when exposed to an acid or base?
In Acid the red litmus stays red but in a base the litmus changes to blu
Turn litmus red is an acid or a base?
Red color in acidic solutions and blue color in basic solutions.
What color does blue litmus turn when exposed to an acid or base?
Blue litmus turns red in the presence of an acid and remains blue in the presence of a base.
Phenolphthalein change color when mixed with hydrochloric acid?
Phenolphthalein is a pH indicator that changes color in response to a change in pH. When mixed with hydrochloric acid (a strong acid), phenolphthalein will turn colorless due to the decrease in pH, indicating an acidic solution.
Why does grape juice turn color when acid or base is added?
Because the pH of the juice is changed.
What are the indicators used in chemistry practicals and there characteristics?
There is multiple, the most common would probably be Litmus Paper and Universal Indicator. The properties they have (the relavent ones) is that they turn a certain color when mixed with an acid or base.
What color would litmus turn with hydrochloric acid?
Litmus paper would turn red in the presence of hydrochloric acid, indicating acidity.
