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What colour will litmus paper go if dipped in acid substance?
red
How does chromatography check the purity of a substance?
you put the blob off a blob off the substance you want to test on to a piece of chromotography paper about 10mm from the bottom then fill a flask about 20mm and let the bottom of the paper sit in the water if the substance is pure then there will only be one colour goes up the paper.
What colour will red litmus paper turn in an ester?
Red litmus paper will stay red in the presence of an ester. Litmus paper changes color in acidic or basic solutions, not in the presence of esters.
What are the sing of chemical change?
Signs of chemical change are when a substance changes into a new substance. Like Paper being burned turns into gray powder. That is a chemical change.
What kind of changes in substances are always physical changes?
The kinds of changes in substances that are always physical changes are changes in the state. This is the change from solid, to liquid and then to gas and the reverse.
What is that piece of paper that you dip in a chemical and it changes colour?
Litmus paper
What is the colour of universal paper in a very acidic substance?
Red
What is the correct scientific term for a substance that changes colour in this way for litmus?
indicator
What colour will litmus paper go if dipped in acid substance?
red
What result do you get with paper chromatography to indicate a pure substance?
only contain one colour
What is a substance that changes color?
An example of a substance that changes color is litmus paper. Litmus paper is commonly used in chemistry as an indicator to determine the acidity or alkalinity of a solution, as it changes color in response to the pH level of the substance it is in contact with.
What name is given to a substance which changes colour in acids and alkali's?
A substance that changes color in acids and alkalis is called an indicator. These are often used in laboratory settings to determine the pH of a solution based on the color change it undergoes when exposed to different levels of acidity or alkalinity.
What is something that changes color in ways that lets you identify a substance?
Litmus paper is a substance that changes color in the presence of acids or bases. Acids turn litmus paper red, while bases turn it blue. By observing the color change, you can identify whether a substance is acidic or basic.
What happends to m8 paper when it comes into with a liquid nerve or blister agent?
It changes colour.
What is a substance that changes color when an acid or a base is added?
An example of a substance that changes color when an acid or a base is added is litmus paper. Litmus paper turns red in acidic solutions and blue in basic solutions, making it a useful tool for identifying the pH of a substance.
What is something that changes color in ways that let you identify a substance?
Indicators such as litmus paper
Why is acid sour in taste?
Yes, the taste of acid is sour bcuz it changes the colour of blue litmus paper in red colour when we put it in acid.
