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This is a pH indicator.
A mood ring is a ring which contains a thermochromic element, such as liquid crystal. The ring changes color in response to the body temperature of its wearer. The color is said, by some proponents, to indicate the emothional state of the wearer.
No. It is false. Physical changes are not accompanied by changes in color or odor.
hair color
The planet "Neptune" is a greenish color with a blueish hue, as observed from Earth.
This is a pH indicator.
A universal indicator changes color in response to the pH of a liquid. Do determine the pH of the liquid, you need to refer to a color chart that tells you which color indicates which pH.
The characteristics that can be observed such as hair color, seed shape, and flower color are GENETICS.
Collar. it's when you get a ring of dirt around a dress shirt color from perspiration & wear.
A mood ring is a ring which contains a thermochromic element, such as liquid crystal. The ring changes color in response to the body temperature of its wearer. The color is said, by some proponents, to indicate the emothional state of the wearer.
Certain metals can be blackened or streak by perspiration...
it changes color
True. One method for detecting the endpoint of a titration is indeed using an indicator dye that changes color at different pH values. The color change of the indicator dye can be observed to determine when the reaction between the titrant and analyte is complete.
No. It is false. Physical changes are not accompanied by changes in color or odor.
A chameleon is an animal that changes color based on it's surroundings.
Color and density are physical properties, not changes.
color change is when a color changes