Two Gases Start to Escape from a Container and One

question 1

Multiple Choice

Two gases start to escape from a container and one of the gases effuses 1.25 times as fast as the other one.The two gases could have been ________.

• A)NO and SF₆
• B)CO and CO₂
• C)CO₂ and Cl₂
• D)Cl₂ and CO
• E)CO₂ and SF₆

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Conditional programming structure that executes a set of statements based on whether a specified condition is true.

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