The following graph shows the gas speed distributions for four different gases, all at the same temperature. Which of the curves is for the lightest gas? 
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An American model and media personality, part of the Kardashian-Jenner family, known for her work in fashion and appearances on reality television.
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Methods or products used to manage and reduce the symptoms of acne, including topical medications, oral drugs, or procedural interventions.
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The lifestyle of an individual or community, encompassing their social interactions, consumer habits, forms of amusement, and clothing choices.
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