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CBSE Class 9 Answered

what is litmus paper and what does it contain? Can we use normal paper instead of litmus???????
Asked by navindif | 02 Sep, 2008, 03:57: PM
Expert Answer

The ability of litmus paper to change color when exposed to an acid or base is a result of litmus paper being infused with lichens. In the plant world, lichens are unique in that they are actually two distinct organisms, a fungus and an alga, living as one. or it may contain he mixture contains 10 to 15 different dyes (Erythrolitmin (or Erythrolein), Azolitmin, Spaniolitmin, Leucoorcein and Leucazolitmin).

Answered by | 04 Sep, 2008, 11:41: PM
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