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What is the specific name of universal indicator?
A Universal indicator is a pH indicator composed of a solution of several compounds that exhibits several smooth colour changes over a pH value range from 1-14 to indicate the acidity or basicity of solutions. A universal indicator is typically composed of water, propan-1-ol, phenolphthalein sodium salt, sodium hydroxide, methyl red, bromothymol blue monosodium salt, and thymol blue monosodium salt.
What color change does starch indicator solution make in the absence of starch?
light orange/ yellow
What is the material used to remove an indicator from a neutralized solution how does this work?
it is universal indicator with mixture of alkali
A scientist has analyzed the chemicals that make of a sample of an unknown substance. Which chemicals would be the best indicator that the unknown substance is a plant?
cellulose and starch
A scientist has analyzed the chemicals that make of a sample of an unknown substance Which chemicals would be the best indicator that the unknown substance is a plant?
Cellulose and starch
Do alkalis make a universal indicator turn green?
The alkali makes a universal indicator turn blue.
What color does ascorbic acid and universal indicator make?
Green
Does a stronger acid make indicator paper red or orange?
It makes it red.
How to make Methyl Orange Indicator from the powder?
Methyl Orange indicator is made by dissolving .01 g of the powder into 100 ml of DI water. This gives and indicator for a pH range of 3.2-4.4 and goes from Red to Yellow.
What is the specific name of universal indicator?
A Universal indicator is a pH indicator composed of a solution of several compounds that exhibits several smooth colour changes over a pH value range from 1-14 to indicate the acidity or basicity of solutions. A universal indicator is typically composed of water, propan-1-ol, phenolphthalein sodium salt, sodium hydroxide, methyl red, bromothymol blue monosodium salt, and thymol blue monosodium salt.
What color do you think indicator paper would turn if you dipped it in shampoo?
Shampoo is slightly acidic, If using universal indicator paper I would say light orange/yellow. This is because the acidity helps make the cuticle smoother, making the small overlapping scales on the hair lie flat.
What color change does starch indicator solution make in the absence of starch?
light orange/ yellow
What is the material used to remove an indicator from a neutralized solution how does this work?
it is universal indicator with mixture of alkali
What colour would universal indicator change with potassium hydroxide?
It would make it a blue color, meaning alkaline.
A scientist has analyzed the chemicals that make of sample of an unknown substance Which chemicals would be the best indicator that the unknown substance is a plant?
Cellulose and starch
A scientist has analyzed the chemicals that make of a sample of an unknown substance. Which chemicals would be the best indicator that the unknown substance is a plant?
cellulose and starch
A scientist has analyzed the chemicals that make of a sample of an unknown substance Which chemicals would be the best indicator that the unknown substance is a plant?
Cellulose and starch
