Changing Grams To Atoms And Atoms To Grams

10 Questions | Total Attempts: 553

SettingsSettingsSettings
Please wait...
Changing Grams To Atoms And Atoms To Grams

How many grams are there in 1. 3846 x 1025 atom of Silicon?


Questions and Answers
  • 1. 
    How many grams are there in 1.3846 x 1024 atom of Silicon?
    • A. 

      64.607 g

    • B. 

      33.51 g

    • C. 

      61.025 g

    • D. 

      361.25

  • 2. 
    How many grams are there in 2.0468 x 1025 atoms of NaCl? (The molar mass of NaCl is 58.44g)
    • A. 

      19.96 g

    • B. 

      116 x 10^25 g

    • C. 

      1986.96g

    • D. 

      1256.99 g

  • 3. 
    How many grams are in 2.2274 x 1025 atoms of CO2?
    • A. 

      184.42 g

    • B. 

      162.84 g

    • C. 

      120.45 g

    • D. 

      198.5 g

  • 4. 
    How many grams are in 3.3712 x 1025 atoms of CCl4? (Molar mass of CCl4 is 153.81 g)
    • A. 

      76.9 g

    • B. 

      8613.36 g

    • C. 

      194.32 g

    • D. 

      23 g

  • 5. 
    How many grams are in 2.1672 x 1025 atoms of Glucose  C6H12O6?  (The molar mass of glucose is: 180 g/mol)
    • A. 

      568 g

    • B. 

      1,230 g

    • C. 

      540 g

    • D. 

      6,480 g

  • 6. 
    How many atoms are there in 118.082 g of Potassium?
    • A. 

      118.082 atoms

    • B. 

      6.02 x 10^23 atoms

    • C. 

      1.818 x 10^24 atoms

    • D. 

      1.18 x 10^23 atoms

  • 7. 
    How many atoms are there in 70.554 g of Sulfur?
    • A. 

      140 atoms

    • B. 

      6.02 x 10^23atoms

    • C. 

      1.32 x 10^25 atoms

    • D. 

      1.32 x 10^24 atoms

  • 8. 
    How many atoms are there in 80.223 g of Magnesium?
    • A. 

      1.99 x 10^24 atoms

    • B. 

      6.02 x 10^24 atoms

    • C. 

      2.4 x 10^24 atoms

    • D. 

      3.3 x 10^23 atoms

  • 9. 
    How many atoms are there in 18.02 g of H2O? (Hint: How many atoms are the in each molecule of H2O?)
    • A. 

      1.8 x 10^23 atoms

    • B. 

      6.02 x 10^24 atoms

    • C. 

      1.8 x 10^24 atoms

    • D. 

      6.02 x 10^23 atoms

  • 10. 
    How many atoms are there in 148.375 g of LiCl? (Hint: How many atoms are found in each LiCl?)(Use molar mass for LiCl = 42.394) 
    • A. 

      6.02 x 10^23 atoms

    • B. 

      3.4 x 10^23 atoms

    • C. 

      2.107 x 10^24 atoms

    • D. 

      4.21 10^24 atoms

Back to Top Back to top