Chemistry, 24.06.2020 20:01 genyjoannerubiera
Imagine an alternate universe where the value of the Planck constant is . In that universe, which of the following objects would require quantum mechanics to describe, that is, would show both particle and wave properties? Which objects would act like everyday objects, and be adequately described by classical mechanics?1. A bacterium with a mass of 8.0 pg, 6.0 μm long, moving at 9.00 μm/s. a. quantum b. classical 2. A human with a mass of 39. kg, 1.5 m high, moving at 2.7 m/s. a. quantum b. classical 3. A buckyball with a mass of 1.2 x 10-21 g, 0.7 nm wide moving at 22 m/s. a. quantum b. classical 4. A grain of sand with a mass of 255 mg, 525 μm wide, moving at 8.00 m/s. a. quantum b. classical
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