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Blue!! Because pool water is alkaline and alkalis turn red litmus paper into blue.

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Q: What colour does red litmus paper change when in pool water?
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Related questions

What is the color of salt mixed with water using litmus paper?

THE COLOUR of the litmus paper will not change as a salt solution is neutral


Why the litmus paper is turn Green with tap water?

Litmus paper does not show green colour, only red and blue in acidic and alkaline media respectively. In fact, litmus paper does not change its colour in neutral solutions.


What color did the litmus paper turn to when you test tap water?

There are different types of Litmus paper and so the exact color may differ for each of these types. Also, water itself is neutral when pure but most tap water is slightly basic so it depends on what you use. -- Tap water will not cause any colour change when tested with litmus paper. Blue litmus paper remains blue, the same goes for red litmus paper. Although the above statement says that tap water is slightly basic, the pH is still close to neutral and will not be significant enough to cause a colour change for the litmus paper.


WHAT color do you get when a neutral substance is mixed with litmus?

It's purple the colour can change slightly. isn't that just great purple it's my favourite colour ya know


What color does metal turn litmus paper to?

In acid solution, blue colour of litmus is changed into red. In basic sol litmus change to blue.


What will the color of litmus paper be when you dip it into baking powder?

baking powder will not show any colour change in litmus soltion because water is absent but wen it is mixed wid water and then subjected to the litmus solution, the red litmus wud change to blue.


What is colour of red litmus paper in distilled water?

The colour remain unchanged.


What does not change litmus paper color?

water


Inexpensive white paper that changes colour when comes into contact with water?

Blue 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.


Which colour does red litmus paper turn if put into a glass of sea water?

Yes, sea water would change color with red litmus paper because sea water is basic. Under basic, or alkaline, conditions, red litmus paper turns blue. Being between the pH range of 7.5 and 8.4 (between 7 and 14 marks basic conditions), sea water is basic and, therefore, the red litmus paper will change color.


Why doesn't water have any effect on litmus paper?

Some substances do not change the color of litmus paper because they are neither acid or nor base. They are called neutral substances.