While finding the relative atomic mass, which of the following standard is used to compare the atomic mass?
Correct answer: D. Carbon -12
- A. Neon-20
- B. Carbon-13
- C. Nucleon number
- D. Carbon -12
Explanation
Relative atomic mass is the mass of an atom of an element as compared to the mass of an atom of carbon taken as 12.
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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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