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How Many Oxygen Atoms Are There in 6

Question 135

Multiple Choice

How many oxygen atoms are there in 6.00 g of sodium dichromate,Na₂Cr₂O₇?

A) 0.160 oxygen atoms
B) 1.97 × 10²¹ oxygen atoms
C) 1.37 × 10²² oxygen atoms
D) 9.65 × 10²² oxygen atoms

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