Chem 132: How many grams of mercury are in 1.19 x 10^19 atoms of mercury? Answer should be in scientific notation with the correct number of significant figures.

 

Question:

How many grams of mercury are in 1.19 x 10^19 atoms of mercury? Answer should be in scientific notation with the correct number of significant figures.

Select one:
a. 3.965 x 10^3 g of Hg
b. 2.5219 x 10^2 g of Hg
c. 3.57 x 10^40 g of Hg
d. 3.97 x 10^-3 g of Hg
e. 252 g of Hg

 

Answer

a. 3.965 x 10^3 g of Hg

 

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