4.5.2 - MASS NUMBER
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Practice Questions
Test your understanding with targeted questions
What is the mass number of an atom with 8 protons and 8 neutrons?
💡 Hint: Add the number of protons and neutrons.
Define an isotope.
💡 Hint: Consider the atomic number and how it affects mass.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the mass number of an atom that has 5 protons and 7 neutrons?
💡 Hint: Remember to add the two quantities together.
True or False: All isotopes of an element have the same chemical properties.
💡 Hint: Think about how chemical behavior is determined.
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Challenge Problems
Push your limits with advanced challenges
A sample of an element X has an atomic number of 6. If its mass number is 14, determine the number of neutrons and provide the difference in mass between isotopes of this element.
💡 Hint: Use the formula mass number = protons + neutrons.
Find two isobars of mass number 40 and explain their relationship.
💡 Hint: Assess their atomic numbers to determine how they differ.
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