Practice Relative Masses And Charges (1.2.1)

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6 sample questions

Question 1.
What is the charge of a proton?
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Think about the basic structure of the atom.
Question 2.
Is a neutron positively charged, negatively charged, or neutral?
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Consider its role in the atom.
3Question 3.
What is the charge of a proton?
- +1
- 0
- -1
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Recall the basic definition of protons.
4Question 4.
Isotope variations are caused by differences in what?
- Number of protons
- Number of electrons
- Number of neutrons
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Think about the definition of isotopes.
Question 5.
Given an element with three isotopes: A with mass 10 u and abundance 80%, B with mass 11 u and abundance 15%, and C with mass 12 u and abundance 5%, calculate the average atomic mass.
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Use the weighted average formula.
Question 6.
Discuss how differing neutron numbers influence the stability of carbon isotopes, providing examples.
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Consider stability as a function of the ratio.

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