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What coulour does universal indicator turn when mixed with strong alkali?
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What colour is sodium chloride in a universal indicator?
It has a pH of 7, meaning it's neutral. It would be Green on a universal indicator.
Is sulfur dioxide an acid neutral or alkali?
It is a quite strong acid
Alkali metal hydroxides and alkaline earth metal hydroxides are?
strong bases
Can acids cause pollution to the earth?
yes acids can cause palution in the earth but it will need to be a very strong acid or a very strong alkali
Is silicon corrosive?
Silicon is not corrosive, in that it does not act like a strong alkali. It can be abrasive, however, if ground into small particles and made into sandpaper.
What color would universal indicator in strong alkali?
red
Would universal indicator turn purple in a strong alkali?
no i think
What colour will universal indicator turn when mixed with a strong alkali?
Purple
What is universal indicater?
Universal indicator changes colour in acids and alkalis. Its colour shows the strength of an acid or alkali. strong acid= redweak acid= orange / yellowneutral= greenweak alkali= turquoise / bluestrong alkali= deep blue / purple The strength of an acid or alkali is shown on the pH scale of numbers.
What turns a universal indicator orange?
An alkaline of about a Ph of 10-14
How are indicators used to detect acids and alkalis?
Indicators (for example LITMUS PAPER) can detect whether a certain liquid is an acid or an alkali. Litmus Paper turns red when dipped in an acid, blue in an alkali Universal Indicators have show how strong or weak and acid or alkali is.
What is indicat?
Universal indicator changes colour in acids and alkalis. Its colour shows the strength of an acid or alkali. strong acid= redweak acid= orange / yellowneutral= greenweak alkali= turquoise / bluestrong alkali= deep blue / purple The strength of an acid or alkali is shown on the pH scale of numbers.
How do you test pH of strong acid?
universal indicator
Oven cleaner acidic alkaline or neutral?
Most are a strong base, alkaline. Oven cleaners usually contain sodium hydroxide (lye) or something similar.
How can hydrochloric acid turn red in color?
Universal Indicator turns concentrated HCl red because Universal Indicator turns strong acids reds.
Does a strong base turn a universal indicator paper purple?
yes,it does
What indicator would be suitable for a reaction between a strong acid and a weak alkali?
Methyl Red
