Question

50 ml of hydrogen diffuses out through a small hole from a vessel in 20 minutes the time mended for 40 ml of oxygen to diffuse out is

Answer 1

Answer:

Explanation:If 50 ml takes 20 minutes then,

Apply Unitary method,

= 50 20

40 ?or x

Do cross cross

=50×x=40×20

= 4

4/0×2/0

---------

5/0

1

Answer 2

Explanation:

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