Digital ACT Science Practice Question #1497
Test your problem-solving accuracy on this official-caliber item. Select an answer choice to check your reasoning instantly.
Shortest effusion time = highest effusion rate = Helium.
Helium has the lowest molar mass and the shortest effusion time (10.0 s), meaning it effuses fastest....
Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...
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