A sample of water that is 99.9999 percent pure contains 0.0001 percent impurities. Consider from Chapter 1 that a glass of water contains on the order of a trillion trillion (1 × Image) molecules
If 0.0001 percent of these molecules were the molecules of some impurity, about how many impurity molecules would this be?
A) 1000 (one thousand: 1 × Image)
B) 1,000,000 (one million: 1 × Image)
C) 1,000,000,000 (one billion: 1 × Image)
D) 1,000,000,000,000,000,000 (one million trillion: 1 × Image)
Answer: D
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