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Home Q & A Board Biology-Related Homework Help General Biology
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gangulo gangulo
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6 years ago
What is the difference between a stable isotope and a radioisotope?
  a. A stable isotope emits light.
  b. A radioisotope emits radiation.
  c. A stable isotope emits radiation.
  d. A stable isotope absorbs radiation.
  e. A radioisotope has an unequal number of protons and electrons.

Question 2

A chlorine atom has 17 protons and 18 neutrons. What is its atomic mass?
  a. 1 amu
  b. 17 amu
  c. 18 amu
  d. 35 amu
  e. 306 amu
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helenliuhelenliu
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6 years ago
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gangulo Author
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6 years ago
TYVM
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6 years ago
no worries, happy to help out
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