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2 cards from this section. Quick, good the night before a test.
What is the mass number of an atom with 10 protons and 12 neutrons?
Add the number of protons and neutrons together.
If an element has an atomic number of 6 and a mass number of 14, how many neutrons does it have?
Use the formula: Mass Number - Atomic Number.
What is the mass number of Carbon-14?
Remember the relationship between protons, neutrons, and mass number.
True or False: Isotopes have different atomic numbers.
Recall the definition of isotopes.
An atom has 20 protons and 25 neutrons. What is its mass number, and is it an isotope?
Calculate the total and check if it compares with another element.
Research and present on a specific isotope's applications in medicine. What is its mass number and how does it help?
Focus on the element and the applications surrounding isotopes.
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