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50 mL of hydrogen diffuses out through a...

50 mL of hydrogen diffuses out through a small hole from a vessel in 20 minutes, time needed for 40 mL of oxygen to diffuse out is: 1) 12 min 2)64 min 3)8 min 4)32 min

A

32 minutes

B

64 minutes

C

8 minutes

D

12 minutes

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