Empirical formula and formula unit of an ionic compound
Correct answer: A. are always similar
- A. are always similar
- B. are always different
- C. may be similar or different
- D. ionic compounds don't' have any empirical formula
Explanation
The empirical formula of a compound gives the simplest, most reduced ratio of the elements present in the compound.
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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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