The diameter of a hydrogen atom is 212 pm. Find the length in kilometers of a row of 6.02 * 1023 hydrogen atoms. The diameter of a ping pong ball is 4.0 cm. Find the length in kilometers of a row of 6.02 * 1023 ping pong balls.
Added by Kerri R.
Step 1
02 * 10^23 hydrogen atoms. - Given diameter of a hydrogen atom = 212 pm - 1 pm = 1 x 10^-12 km - 1 hydrogen atom = 212 pm = 212 x 10^-12 km - 6.02 * 10^23 hydrogen atoms = 6.02 * 10^23 * 212 x 10^-12 km - Length in kilometers = 1.276 x 10^11 km Show more…
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