Number of neutrons in 6630Zn is:
Correct answer: D. 36
- A. 30
- B. 35
- C. 38
- D. 36
Explanation
Number of neutrons = Mass number - atomic number Number of neutrons = 66 - 30 Number of neutrons = 36
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Mole calculations connect mass, number of particles and Avogadro's number, while balanced equations provide the mole ratios used in stoichiometry. Questions cover limiting and excess reactants, theoretical yield and percentage yield, including identifying which reactant is consumed first and comparing the actual product with the maximum possible product.
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