Which of these statements is true?
A) The composition of both mixtures and pure substances is variable.
B) The composition of both mixtures and pure substances is 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 composition of both mixtures and pure substances can be fixed or variable.
Correct Answer:
Verified
Q23: A bowl of chocolate chip ice cream
Q24: Which of these statements is true?
A)Solids are
Q25: Which of the following is true of
Q25: Which of these substances are compounds?
I. Neon
II.
Q26: The smallest unit of a chemical compound
Q27: Carbon and oxygen react to form carbon
Q29: A substance composed of two or more
Q30: A chocolate chip cookie is an example
Q32: The simplest form of substance is known
Q36: Which of these substances are mixtures?
I. Steam
II.
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