A Scientist Studying a Material Has Determined That ¹²C, ¹³C

question 52

Multiple Choice

A scientist studying a material has determined that ¹²C, ¹³C, and ¹⁴C occur in the material in a ratio of 1000:10:1. How did he MOST likely differentiate between these forms of carbon?

• A)by the number of protons in ¹²C, ¹³C, and ¹⁴C
• B)by the number of electrons in ¹²C, ¹³C, and ¹⁴C
• C)by the number of neutrons in ¹²C, ¹³C, and ¹⁴C
• D)by the biomasses of ¹²C, ¹³C, and ¹⁴C
• E)by the number of positrons in ¹²C, ¹³C, and ¹⁴C

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Definitions:

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