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- 1. Multiple ChoiceHow many particles are in a mole?602602 million602 moles6.02 x 1023
- 2. Multiple ChoiceWhat are the units for molar mass?gramsmolesgrams/moleliters
- 3. Multiple ChoiceWhat is the molar mass of carbon?6 g/mol12 g/mol20 g/mol40 g/mol
- 4. Multiple ChoiceWhat is the molar mass of CO2(g)?12 g/mol16 g/mol32 g/mol44 g/mol
- 5. Multiple ChoiceWhich compound has the smallest molar mass?COCO2H2OH2O2
- 6. Multiple ChoiceFluorine gas is diatomic. What is its molar mass?18.998 g/mol37.996 g/mol9 g/mol18 g/mol
- 7. Multiple ChoiceWhat is the molar mass of B2(CO3)3?81.632 g/mol94.842 g/mol38.822 g/mol201.648 g/mol
- 8. Multiple ChoiceWhich has a greater mass: one mole of scandium or two moles of boron?scandiumboronneithermore information is needed.
- 9. Multiple ChoiceWhat is the mass of one mole of aluminum?24 g25 g26 g27 g
- 10. Multiple ChoiceWhat is the mass of 1.2 moles of IrI3?570 g688 g320 g957 g
- 11. Multiple ChoiceWhat is the mass of 1.8 mol of aluminum chloride?26.98 g62.43 g133.34 g240.01 g
- 12. Multiple ChoiceHow many grams are in 3.62 mol of dicarbon tetroxide?88.03.62319159
- 13. Multiple ChoiceWhich of the following would have the highest mass?0.75 mol Co3(PO4)220 mol CH416.2 mol chlorine gas1.2 mol IrI3
- 14. Multiple ChoiceHow many moles are in 17.0 g of water?16.940.9403305.21.063
- 15. Multiple ChoiceHow many moles in a tablespoon (~12.5 g) of sugar (C12H22O11)?342.30.036527.388.46
- 16. Multiple ChoiceWhat is the molar mass of B2(CO3)3?81.6 g/mol94.8 g/mol38.8 g/mol201.6 g/mol
- 17. Multiple ChoiceHow many moles are in 3.01 x 1022 atoms of magnesium?0.05 moles1.81 x 1046 moles5.00 x 1021 moles5.00 moles
- 18. Multiple ChoiceWhat does the Molarity of a solution tell you?Its concentration.What type of atoms it contains.Its reactivity.Whether or not it contains fuzzy, burrowing, rodents.
- 19. Multiple ChoiceWhat is the molar mass of table salt (NaCl)?116.9 g/mol35.5 g/mol23 g/mol58.4 g/mol
- 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 grams are in 1.2 x 1024 atoms of C?28 grams24 grams6.02 grams1.2 grams
- 22. Multiple ChoiceWhat do we call 6.02 x 1023?Avogadro's NumberAvocado NumberA dozenLouis
- 23. Multiple ChoiceWhat is the mass in grams of 5.90 mol C8H18?.0512 g19.4 g673 g389 g
- 24. Multiple ChoiceHow many moles are in 19.82 g Mg?1.226mol Mg481.7mol Mg1.000mol Mg0.8156 mol Mg
- 25. Multiple ChoiceWhat is the mass of 3.01x1024atoms of Ca?200.g Ca40.1g Ca8.01g Ca20.0g Ca
- 26. Multiple ChoiceHow many grams are in 1.2 x 1024 molecules of CO?28 grams56 grams6.02 grams1.2 grams
- 27. Multiple ChoiceThe volume of an aqueous solution is 1.50L. It contains 12.5g of NaCl. What is the molarity of the solution?8.33 M0.142 M0.214 M7.01 M
- 28. Multiple Choice
Which of the following dimensional analysis setups will correctly convert 27.76g of Li to atoms of Li?ABCD - 29. Multiple ChoiceWhich of the following dimensional analysis setups will correctly convert 4.00x1023atoms of cobalt to moles of cobalt? How many moles of colbalt are there?B : 0.664mol CoA: 2.41x1047mol CoA : 0.664mol CoB: 2.41x1047mol Co
- 30. Multiple ChoiceWhich of the following dimensional analysis setups will correctly convert 2.50 moles of sodium to grams of sodium?ABCD
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