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Pronunciation ChallengeTesting for Hydrogen, Oxygen, Carbon Dioxide, Ammonia and Chlorine | The Chemistry Journey

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Today's Sentence

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Testing for Hydrogen, Oxygen, Carbon Dioxide, Ammonia and Chlorine | The Chemistry Journey
We test for gases in the laboratory because it is nearly impossible to determine the identity of a gas just by its appearance.
Original Video：Testing for Hydrogen, Oxygen, Carbon Dioxide, Ammonia and Chlorine | The Chemistry Journey

Key Vocabulary

1. laboratory

laboratory

[ˈlæb.rə.tɔːr.i](n.)

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We test for gases in the laboratory because it is nearly impossible to determine the identity of a gas just by its appearance.

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01/02/2024

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