The table below shows the most common prefixes and their relative magnitudes. Note that web browsers do not support use of superscripts and subscripts very well, so the notation 10^2 means 10 to the power of 2, or 10 squared. Similarly, the notation 10-2 should be read as 10 to the power of -2.
Litmus paper is red, litmus paper is blue, put these papers in a liquid or a gas and its hydrogen ion concentration will shine true. Litmus paper, or pH paper, is a tool that scientists use to discover whether a liquid or gas is an acid or a base.You can use litmus paper to see whether bleach is an acid or a base by examining what color the paper turns.n the other hand, a blue piece of litmus paper put in an acid will turn red. If you have a gas or a liquid with a neutral pH level, neither the red nor blue litmus paper will change color when introduced to the substance in question.
a blue coloring matter obtained from certain lichens, especially Roccella tinctoria. In alkaline solution litmus turns blue, in acid solution, red: widely used as a chemical indicator. So as the reality of a two-state solution slips away, many who oppose it now make it the litmus test for being in the mainstream.