True: The formula for ammonia is NH3, The formula for methane is CH4, Methane comes out of both ends of cows., H2S is called "rotten egg gas"., Methane is a compound., False: The formula for ammonia is N3H., Methane is useless., Ammonia has a pleasant smell., Methane has a bad smell., It would be great to add butanethiol to your breakfast.,

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