6 Questions
When the δ of a sample = 0, what relative isotopic composition does it have?
The same isotopic composition as the standard reference material
What does the ‘del’ notation (δ; per mil) compare?
Isotopic compositions of an element in different components of a system
What does the ‘del’ notation (δ) stand for?
Per mil
During photosynthesis, is the C in the organic matter that is formed from CO2, typically depleted or enriched in 12C relative to source CO2?
Enriched in 12C
What is the isotopic composition of the C in the organic matter formed from CO2 during photosynthesis?
Enriched in 12C
In photosynthesis, does the organic matter formed from CO2 contain more 12C or 13C?
More 12C
Test your knowledge of isotopic compositions and the del notation with this quiz. Understand the significance of the δ scale and learn what relative isotopic composition is indicated when the δ value of a sample equals 0.
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