Plz help me with this chemistry i dont get it

[From: ] [author: ] [Date: 11-05-06] [Hit: ]

2 CH4 + S8 --> 2 CS2 + 4H2S

how many liters of H2S will be produced when 36.5 L of CH4 are reacted

For every 2 CH4, 4H2S will form. Just multiply 36.5 by 2.

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