Rutherford's gold foil experiment proved what about matter?
A) That it is continuous
B) That it has regions of dense, positive, and dense, negative charge
C) That it has regions of dense, positive charge
D) Nothing, really
Correct Answer:
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Q22: If 8.0 g of hydrofluoric acid reacts
Q23: How much carbon dioxide is needed to
Q24: The two compounds SO2 and SO3 are
Q25: Dalton's law of multiple proportions states that
Q26: A compound is made up of two
Q28: What does the symbol e- represent?
A)Proton
B)Neutron
C)Element
D)Electron
Q29: Boron has how many protons?
A)2
B)3
C)4
D)5
Q30: Atoms of Ca contain how many protons?
A)19
B)40
C)20
D)41
Q31: Uranium metal, made only of uranium atoms,
Q32: The isotope of cobalt with the
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