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Isotopes Solutions Library

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Isotopes

Q. Ionizing radiation does NOT include:A. gamma raysB. UV raysC. X-raysD. cosmic rays

Solved • Aug 21, 2018

Isotopes

Q. What is true about carbon-13 and carbon-14?A. They are isotopes.B. They have the same atomic mass.C. They have the same number of of neutrons in th...

Solved • Jun 29, 2018

Isotopes

Q. How are 13C and 15N different from the more abundant isotopes 12C and 14N?  a. 13C and 15N each have one more neutron than 12C and 14N b. 13C and...

Solved • Aug 1, 2017

Isotopes

Q. Scientists use carbon dating to determine the age of fossils. 14C is a rare isotope of carbon that has a half life of 5730 years and decays into 14...

Solved • Aug 1, 2017

Isotopes

Q. Scientists use carbon dating to determine the age of fossils. 14C is a rare isotope of carbon that has a half life of 5730 years and decays into 14...

Solved • Aug 1, 2017

Isotopes

Q. Scientists use carbon dating to determine the age of fossils. 14C is a rare isotope of carbon that has a half life of 5730 years and decays into 14...

Solved • Aug 1, 2017

Isotopes

Q. Scientists use carbon dating to determine the age of fossils. 14C is a rare isotope of carbon that has a half life of 5730 years and decays into 14...

Solved • Aug 1, 2017

Isotopes

Q. If a fluorine atom has an atomic weight of 16 and another has an atomic weight of 18 then these atoms are: a. enantiomers b. isotopes c. isomers...

Solved • Jul 20, 2017

Isotopes

Q. Which of the following elements’ isotopic ratios are used to make absolute determinations of the time of formation of materials? a. oxygen b. hyd...

Solved • Jul 18, 2017

Isotopes

Q. Oxygen ordinarily has 8 protons and 8 neutrons. Another rare form has two extra neutrons. These two forms are a. oxygen ions b. oxygen isotopes ...

Solved • Jul 18, 2017