The atomic number of an element is defined as the
A) number of neutrons in an atom.
B) atomic mass of an atom.
C) number of protons in an atom.
D) the number of protons minus the number of neutrons.
Correct Answer:
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Q1: The physical properties of a substance may
Q2: A buffer solution
A)helps maintain pH.
B)is necessary for
Q3: A compound, regardless of its origin or
Q4: A colloid is a type of mixture
Q6: The Pauli exclusion principle states that
A)no electrons
Q7: Each family of simple organic compounds is
Q8: Avogadro's number is
A)the ratio of the weight
Q9: A solution is a homogeneous mixture
A)of two
Q10: Atoms that differ only in the number
Q11: The equation used for calculation of the
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