Lesson 2-Part 4- grams to atoms and vice versa
Convert mass to aoms and atoms to mass
Science
2 plays
7 questions
Question 1
Multiple Choice
10 points
How many atoms are in a sample of 55.2 g of Li ?
A.4.79×10^22 atoms Li
B.4.79×10^24 atoms Li
C.2.34×10^24 atoms Li
D.4.79×10^12 atoms Li
Question 2
Multiple Choice
10 points
How many atoms are in a sample of 0.230 g of Pb?
A.6.68×10^20 atoms Pb
B.6.68×10^19 atoms Pb
C.9.8×10^20 atoms Pb
D.1.2×10^21 atoms Pb
Question 3
Multiple Choice
10 points
How many atoms are in a sample of 11.5 g of Hg ?
A.2.8×10^22 atoms Hg
B.1.09×10^21 atoms Hg
C.3.45×10^22 atoms Hg
D.3.05×10^25 atoms Hg
Question 4
Multiple Choice
10 points
What is the mass in grams in 6.02×10^24 atoms of Bi ?
A.2.09×10^11 atoms Bi
B.9.09×10^2 atoms Bi
C.1.008×10^2 atoms Bi
D.2.09×10^3 atoms Bi
Question 5
Multiple Choice
10 points
What is the mass in grams in 1.0×10^24 atoms of Mn ?
A.89.1 g Mn
B.19.3 g Mn
C.91.3 g Mn
D.97.01 g Mn
Question 6
Multiple Choice
10 points
What is the mass in grams in 3.40×10^22 atoms of He ?
A.0.226 g He
B.0.8 g He
C.1.22 g He
D.4.7 g He
Question 7
Multiple Choice
10 points
What is the number of atoms in 4.56×10^3 g Si ?
A.970000000 atoms Si
B.9.77×10^22 atoms Si
C.1.99×10^25 atoms Si
D.9.77×10^25 atoms Si