Answer to Question #95170 in General Chemistry for Janna McCracken

Question #95170

The molar mass of boron atoms in a natural sample is 10.7g/mol. The sample is known to consist of 10B (molar mass 10.013 g/mol). What is the percentage abundance of 10B?

Expert's answer

10.013 x 100% / 10.7 = 93.5794393 %

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