Choose the best: Radiochemistry — task. Science Test Space, Class 8.

Select the right answer to the following questions:

1. Radiochemistry is a __________.

Study of radioactive and non-radioactive isobars
All of these
Study of non-radioactive isotopes
Study of radioactive and non-radioactive isotopes

2. Which isotope is used in radiocarbon dating?

Carbon-\(11\)
Carbon-\(14\)
Carbon-\(12\)
Carbon-\(13\)

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