This infectious disease requires a special mask for protection

Chemistry

2 answers:

11111nata11111 [884]3 years ago

6 0

Answer:

the black plague

Explanation:

Yuliya22 [10]3 years ago

6 0

Answer:

Explanation:

becuase the only way you need to have a special mask is if it was constantly changing

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And here is what I found too -

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$-Q_1=Q_2$