When can we say a given solution is acidic?

If purple or blue-colored litmus paper turns red.

If red-colored litmus paper turns blue.

If purple or blue-colored litmus paper remains same.

If red-colored litmus paper turns blue.

What are the limitations of a litmus paper?

It does not tell how strongly acidic or basic the solution is.

It does not provide a numerical pH value.

It does not have any limitations.

What is yellow litmus paper commonly used for?

To determine whether a substance is acidic or basic.

To determine whether a substance is chemically strong or weak.

To determine whether a substance is an element or a compound.

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Janyce Wowk, BS (Chemistry) |

Chemistry

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Janyce Wowk is a chemistry professional with a B.S. in Chemistry from Montclair State University. Her experience as a research assistant and lab technician in a PFAS laboratory has allowed her to develop strong laboratory, data analysis, and research skills.

, BS (Chemistry)

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