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When a drop of unknown solution x is placed on a strip of pH paper if a deep blue color is produced?
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What color do you observe for the solution of hydrated copper(II) chloride in water?
The solution color of cupric oxide is blue to green.
What is the color of sodium silicate solution?
This solution, if it is pure, is white or colorless.
What is the color of the aqueous solution of CuSO4 and FeSO4?
The solution of CuSO4 is blue.The solution of FeSO4 is green.
What is the color of the element polonium?
The color of polonium is unknown, considering it's a gas.
What is an acidic solution will turn blue litmus paper to what color?
Red color in acidic solutions and blue color in basic solutions.
What color found when red and litmus paper is placed in a basic solution?
Blue.
What is the color produced when you add the phenolphthalien to sodium hydroxide solution?
You will get a pink to a pinkish-red solution depending on how concentrated the sodium hydroxide (NaOH) is.
What is the reaction of milk with Congo red?
when congo red was mixed with milk it produced pink color solution.
How does white dextrose powder turn a blue color while adding water?
It doesn't. The solution produced is colourless.
When iodine solution is mixed with an unknown sample of food the mixture turn blue black this color change indicates the presence of?
An enzyme.
You are given an unknown solution and asked to determine if it is an acid or base You test the solution with a piece of litmus paper You notice the litmus paper turns blue in color This tells you t?
The solution is a base. ( If it turned red, then the solution would be classified as an acid.)
How do you determine the concentration of ascorbic acid in unknown sample?
first measure the volume of the sample solution needed to change the blue color of the DCPIP solution into colourless. then, weigh the mass of the sample solution. finally calculate the concentration by using the formula: volume required t change the color of DCPIP solution (dm) per mass of the sample solution (g)
Which statement best explains why the solution in the tube placed in sunlight returned to a blue color?
(3) Carbon dioxide was removed by photosynthesis.
What color does a strip of litmus paper dipped in acidic solution turn?
Litmus paper is blue when dipped in an alkaline solution, and red when placed in an acidic solution. The colors begin to merge when you test pH neutral liquids.
Use the terms pH and indicator to describe a way to determine whether an unknown solution is acidic or basic?
acidic or basic and this is depending on what color it turns. If the unknown solution falls below 7 on the pH scale, then it is acidic but if it is more than 7 then it is basic. But if it falls straight on 7 then it is neutral. :)
A change in what property permit certains materials to act as indicators?
An unknown substance in a solution is slippery to the touch dissolves easily in water and makes litmus paper turns blue
What color is Jared's fur as a werewolf?
unknown color
