Question

how to identify the arise of Co2 and H2 gas​

Answer 1

Answer:

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H2 produces a pop up sound when a matchstick is brought over the coantainer

Answer 2

Answer:

to find the Co2

leavethe gas in lime water if it turns milky then the gas is Co2

if u bring a burning match stick near the gas it burns with pop sound and this it is H2 GAS