Have an account?
Skip to Content
Build your own quiz
20 questions
Show Answers
See Preview
- 1. Multiple ChoiceHow many moles are in 4.5x1024 particles?0.747 particles0.747 mol2.71x1047 mol2.71x1047 particles
- 2. Multiple ChoiceWhat is the molar mass of Mg3N2?191.6 g/mol76.64 g/mol38.32 g/mol100.95 g/mol
- 3. Multiple ChoiceWhat is the mass of one mole of Al2(SO4)3?75.04 g342.14 g75.04 mol342.14 mol
- 4. Multiple ChoiceHow many moles of carbon atoms are there in 5g of carbon?60 mol17 mol0.42 mol7 mol
- 5. Multiple ChoiceHow many molecules are there in 5.9 moles of NaCl?3.5x1024molecules9.79x10-24molecules1.02x1023molecules
- 6. Multiple ChoiceHow many molecules are present in 69.0 moles of SrO?4.16x1025molecules8.72x1021molecules7,149.78 molecules6,893.32 molecules
- 7. Multiple ChoiceHow many moles are there in 12.7g of CaF2?0.20 mol1,000.76 mol6.14 mol0.16 mol
- 8. Multiple ChoiceWhat is the mass of 9.4 moles of B2(Cr2O7)3?6.41 x 1022g5.67x1024 g49.11 g4,339.23 g
- 9. Multiple ChoiceHow many moles of (NH4)2O are present in 74.9 g?3,907.0 moles1.44 moles8.67x1023moles0.79 moles
- 10. Multiple ChoiceHow many molecules are present in 25 g of NaBr?102.96 molecules0.24 molecules1.45x1023 molecules2.34 x 1020molecules
- 11. Multiple ChoiceWhat is the mass of 54.3x1045molecules of BeO?3.27x1070 g9.01 x1022g2.25 x1024 g1.31 x1069g
- 12. Multiple ChoiceMass of one mole of CO24444g2828g
- 13. Multiple ChoiceFormula mass of KBr119117g5462g
- 14. Multiple ChoiceMoles of H2PO4 in 20g?0.2060.1030.4128
- 15. Multiple ChoiceFind the mass in grams of 0.75 moles of magnesium (Mg).32 grams18 grams2.21 x 10 ^23 grams
- 16. Multiple ChoiceHow many atoms would be contained in 454 grams of iron (Fe)?6.02 x 10^23 atoms8.14 atoms4.90 x 10^24 atoms
- 17. Multiple ChoiceA mole of Neon contains
6.02 x 1023 _____.atomsformula unitsionsmolecules - 18. Multiple ChoiceAvogadro's number of representative particles is equal to one_____.kilogramgramkelvinmole
- 19. Multiple ChoiceWhat do we call the SI unit for amount of a substance?Avogadro's numberkilogrammoleliter
- 20. Multiple ChoiceWhat do we call the SI unit for amount of a substance?Avogadro's numberkilogrammoleliter
- Answer choicesTagsAnswer choicesTags