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Atoms and Molecules Quiz

Description

AP Chemistry (Atoms and Moles) Quiz on Atoms and Molecules Quiz, created by Isabella Hinojosa on 19/04/2017.
Isabella Hinojosa
Quiz by Isabella Hinojosa, updated more than 1 year ago
Isabella Hinojosa
Created by Isabella Hinojosa about 7 years ago
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Resource summary

Question 1

Question
The empirical formula of a compound containing 40.0% C, 6.71% H, and 53.29% O is [blank_start]CH2O[blank_end].
Answer
  • CH2O

Question 2

Question
Which of the following contains the same number of atoms as 4.032 g of Hydrogen atoms?
Answer
  • 1 mole of H2
  • 6.022 x 10^23 atoms of H
  • 6.022 x 10^23 molecules of H2
  • (2) (6.022 x 10^23) molecules of H2
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