Inexpensive humidity detection systems consist of a paper

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some inexpensive humidity detection systems consist of a piece of paper saturated with Na2CoCl4 that changes colors in dry or humid air. what color is the piece of paper in dry air? what color is the piece of paper in humid air?

Reference no: EM13163952

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Inexpensive humidity detection systems consist of a paper : some inexpensive humidity detection systems consist of a piece of paper saturated with Na2CoCl4 that changes colors in dry or humid air.

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