Multiple Choice
Which of these statements is true?
A) The compositions of both mixtures and pure substances are variable.
B) The compositions of both mixtures and pure substances are fixed.
C) The composition of mixtures is variable, and the composition of pure substances is fixed.
D) The composition of mixtures is fixed, and the composition of pure substances is variable.
E) The compositions of both mixtures and pure substances can be fixed or variable.
Correct Answer:

Verified
Correct Answer:
Verified
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