Dudley00 Dudley00

Today at 8:10 PM
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Which of the following compounds is used in breathing masks?

A. KCl

B. KNO³

C. KO²

D. K²SO⁴

Answer :

bionic1349 bionic1349

Today at 8:16 PM

Answer:

C

Explanation:

because I guessed..........

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