0
This depends on the kind of pH paper.
Wiki User
∙ 9y ago
Add your answer:
Earn +20 pts
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 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.
Do acids turn litmus paper red?
yes, it does, regardless of the substance colour.
Are all physical changes reversible with examples?
Not all physical changes are reversible because most times when such changes occur parts of the substance is lost to the environment.
What name is given to a substance which changes colour in acids and alkali's?
Universal Indicator. NB Litmus paper onl;y changes from red to blue.
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 colour will litmus paper go if dipped in acid substance?
red
Inexpensive white paper that changes colour when comes into contact with water?
Blue litmus paper
What result do you get with paper chromatography to indicate a pure substance?
only contain one colour
What happends to m8 paper when it comes into with a liquid nerve or blister agent?
It changes colour.
What is something that changes color in ways that let you identify a substance?
Indicators such as litmus paper
What is something that changes color in ways that lets you identify a substance?
Indicators such as litmus paper
Mg on red litmus paper acid or base?
The paper changes colour from red to blue. This is because when you mix MgO with water, you now have Mg(OH)2 solution which is basic and hence changes the colour of red litmus paper to blue.
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.
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.
