¹²C and ¹³C Differ in Their

question 75

Multiple Choice

¹²C and ¹³C differ in their

• A) number of neutrons.
• B) chemical behavior.
• C) number of protons.
• D) number of electrons in orbit around the nucleus.
• E) All of the above.

---

Definitions:

Sample Mean

The average value of a sample set, calculated by adding all the observed values and dividing by the number of observations.

Historical Standard Deviation

A measure of the dispersion or variability of a set of data points from its historical mean, based on past data rather than predictions.

Random Sample

A subset of individuals chosen from a larger population in such a way that every individual has an equal chance of being selected.

News Narrative

A structured representation of news events and contexts, often highlighting the sequence and relationship of these events.