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- 1. Multiple ChoiceThe number 6.02 x 1023 is called...Obama's numberBohr's numberTrump's numberAvogadro's number
- 2. Multiple ChoiceHow many atoms of iodine are in a mole of iodine?5363.55g126.96.02 x 1023
- 3. Multiple ChoiceThere are ______ number of molecules (atoms) of NaCl in one mole of NaCl?6.02 x 10231 mole2Mr. Miller
- 4. Multiple ChoiceHow many particles (atoms) would be in 8.4 moles of Octane (C8H18)?5.77 x 10235.04 x 10245.77 x 10265.04 x 1023
- 5. Multiple ChoiceWhich has more molecules?1 mole H2O1 mole Al(OH)31 mole NaClThere are all the same
- 6. Multiple Choice
How can you figure out how many particles (atoms) there are in 2 moles?
2
2 x (6.02 x 1023)
2 x (atomic mass)
2 ÷ (6.02 x 1023)
- 7. Multiple ChoiceHow many atoms are in 3.5 moles of arsenic atoms?5.8 x 10-247.5 x 1012.1 x 10241.7 x 1023
- 8. Multiple ChoiceHow many molecules of sugar (atoms of sugar) (C6H12O6) are in a mole of sugar?24 molecules180 molecules180 g6.02 x 1023 molecules
- 9. Multiple ChoiceHow many atoms are in 6.3 mol Zn?6.0x1023atoms Zn3.8x1024atoms Zn1.0x10-23atoms Zn410atoms Zn
- 10. Multiple ChoiceHow many Carbon Atoms are in 4.52 moles of Carbon?6.02 x 10231.33 x 10234.522.72 x 1024
- 11. Multiple ChoiceWhich conversion factor should be used for the following question " How many molecules are there in 4.00 moles of glucose, C6H12O6?1 mole = 78.12 g1 mole = 22.4 L1 mol = 6.02x 1023 particlesmore than one
- 12. Multiple ChoiceHow many atoms are in 3.4 moles of silver, Ag?6.02 x10232.05 x10245.65 x10-246.02 x 1024
- 13. Multiple ChoiceHow many atoms are in 3.4 moles of silver, Ag?6.02 x10232.04 x10245.65 x10-246.02 x 1024
- 14. Multiple Choice
How many Carbon atoms are in one mole of Carbon tetrachloride (CCl4)?
6.02 x 1023
1
12
not enough information
- 15. Multiple ChoiceHow many Carbon Atoms are in 4.52 moles of Carbon?6.02 x 10231.33 x 10234.522.72 x 1024
- 16. Multiple ChoiceHow many water molecules are in 5.2 moles of water?6.02 x 10235.23.1304 x 10248.638 x 10-24
- 17. Multiple Choice
How many moles of hydrogen (CH4) are in 1.24 x 1023 molecules of methane?
6.02 x 1023
7.46 x 1046
.824
0.206
- 18. Multiple ChoiceHow many moles of copper contain 1.45x1021 atoms of copper?8.73x10441.20x10240.002411.45
- 19. Multiple ChoiceHow many moles of Na contain 1.45x1021 atoms of Na?8.73x10441.20x10240.002411.45
- 20. Multiple ChoiceHow many water molecules are in 5.2 moles of water?6.02 x 10235.23.1304 x 10248.638 x 10-24
- 21. Multiple ChoiceHow many moles are in 3.01 x 1022 atoms of magnesium?0.050 moles1.81 x 1046 moles5.00 x 1021 moles5.00 moles
- 22. Multiple Choice0.75 mole of copper is equal to how many atoms?8.03 x 10^236.02 x 10^234.51^x 10^233.11 x 10^23
- 23. Multiple Choice5.11 x 10 23 atoms of lithium is equal to how many moles?1.180.3511.340.849
- 24. Multiple Choice
0.75 mole of copper nitrate, Cu(NO3)2, contains how many atoms of oxygen?
8.03x1023
6.02x1023
2.71x1024
3.11x1023
- 25. Multiple Choice
5.11x1023 atoms of lithium is equal to how many grams?
1.18
0.351
5.88
0.849
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