Respuesta :

samuelpoly011

Answer:

No. of moles of methane = 18.9 mol

Explanation:

No. of moles = Volume of gas / Volume of gas (at STP)

Volume of gas at STP (Standard Temperature and Pressure) = 22.4L

N = 425 / 22.4

N = 18.973

∴No. of moles of methane = 18.9 mol

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