You have two balloons of equal volume at room temperature and 1 atm pressure. One balloon is filled with He and the other is filled with H2. Which statement is true about the relative number of gas particles in the two balloons?1. The He balloon has approximately half the number of particles, since each particle is only composed of 1 atom. 2. The He balloon has approximately half the number of particles since each particle has about twice the mass of H23. The H2 balloon has approximately half the number of particles since each particle has twice as many atoms. 4. Both balloons have approximately the same number of gas particles.
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