Geography, 11.02.2021 19:50 taseem001

Juliet started working with a radioactive substance. In 1997, she started with 200 g. When she measured again in 2002, she had 100 g left. In 2007, she had 50 g. Which substance is she most likely measuring?

rubidium-91
iodine-131
cobalt-60
carbon-14

Answers: 3

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More questions: Geography Another questions

Juliet started working with a radioactive substance. In 1997, she started with 200 g. When she measured again in 2002, she had 100 g left. In 2007, she had 50 g. Which substance is she most likely measuring? rubidium-91 iodine-131 cobalt-60 carbon-14

Answers

Another question on Geography

Juliet started working with a radioactive substance. In 1997, she started with 200 g. When she measured again in 2002, she had 100 g left. In 2007, she had 50 g. Which substance is she most likely measuring?

rubidium-91
iodine-131
cobalt-60
carbon-14