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Daily Quiz III

Daily Quiz III. A sample of sodium sulfite (Na 2 SO 3 ) has a mass of 2.25 g. How many Na + ions are there? A. 1.08 x 10 22 ions B. 2.16 x 10 22 ions C. 1.17 x 10 20 ions D. 2.97 x 10 -20 ions E. none of the above.

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Daily Quiz III

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  1. Daily Quiz III

  2. A sample of sodium sulfite (Na2SO3) has a mass of 2.25 g. How many Na+ ions are there? A. 1.08 x 1022 ions B. 2.16 x 1022 ions C. 1.17 x 1020 ions D. 2.97 x 10-20 ions E. none of the above

  3. 2. A sample of sodium sulfite (Na2SO3) has a mass of 2.25 g. How many SO3- ions? A. 1.17 x 1020 ions B. 1.08 x 1022 ions C. 2.97 x 10-20 ions D. 2.16 x 1022 ions E. none of the above

  4. 3. What is the mass in grams of one formula unit of Na2SO3? A. 7.59 x 1020 grams B. 2.09 x 10-24 grams C. 4.78 x 1021 grams D. 126 grams E. none of the above

  5. 4. Are we having fun yet? A. yes B. no

  6. A sample of sodium sulfite (Na2SO3) has a mass of 2.25 g. How many Na+ ions are there? A. 1.08 x 1022 ions B. 2.16 x 1022 ions C. 1.17 x 1020 ions D. 2.97 x 10-20 ions E. none of the above

  7. A sample of sodium sulfite (Na2SO3) has a mass of 2.25 g. How many Na+ ions are there? A. 1.08 x 1022 ions B. 2.16 x 1022 ions C. 1.17 x 1020 ions D. 2.97 x 10-20 ions E. none of the above

  8. 2. A sample of sodium sulfite (Na2SO3) has a mass of 2.25 g. How many SO3- ions? A. 1.17 x 1020 ions B. 1.08 x 1022 ions C. 2.97 x 10-20 ions D. 2.16 x 1022 ions E. none of the above

  9. 2. A sample of sodium sulfite (Na2SO3) has a mass of 2.25 g. How many SO3- ions? A. 1.17 x 1020 ions B. 1.08 x 1022 ions C. 2.97 x 10-20 ions D. 2.16 x 1022 ions E. none of the above

  10. 3. What is the mass in grams of one formula unit of Na2SO3? A. 7.59 x 1020 grams B. 2.09 x 10-24 grams C. 4.78 x 1021 grams D. 126 grams E. none of the above

  11. 3. What is the mass in grams of one formula unit of Na2SO3? A. 7.59 x 1020 grams B. 2.09 x 10-24 grams C. 4.78 x 1021 grams D. 126 grams E. none of the above

  12. 4. Are we having fun yet? A. yes B. no

  13. 4. Are we having fun yet? A. yes B. no

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