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The law of definite proportions states that

The law of definite proportions states that
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Pure samples of the same compound contain the same elements combined in the same proportion by mass
  • B Pure samples of substances are in the same proportion by mass
  • C Chemical compounds are pure because they contain the same elements
  • D Matter can neither be created nor destroyed.
Correct Answer: Option A
Explanation:
The Law of Definite Proportions states that all pure samples of a particular chemical compound contain similar elements combined in the same proportion by mass.

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