xitlaliperez15 xitlaliperez15
  • 11-06-2021
  • Mathematics
contestada

A sample of a radioactive isotope had an initial mass of 120 mg in the year
2010 and decays exponentially over time. A measurement in the year 2015
found that the sample's mass had decayed to 50 mg, What would be the
expected mass of the sample in the year 2018, to the nearest whole number?

Respuesta :

omohau
omohau omohau
  • 11-06-2021

Answer:

2015-2010=5

50÷5=10

120-50=70

2017-2015=2

2*10=20

70-20=50mg

2018=50mg

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