morrowcare19 morrowcare19

21-11-2019
Chemistry

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What is the purpose of the cobalt blue glass?

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eufrocinecoffe eufrocinecoffe

23-11-2019

Explanation:

Cobalt blue glass is also used as an optical filter in flame tests to filter out the yellow flame caused by contamination with sodium, and expand the ability to see violet and blue hues.

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