A molecule has
A) mass.
B) structure.
C) energy.
D) all of these
E) none of these
Correct Answer:
Verified
Q4: Solid matter is mostly empty space.The reason
Q5: What makes an element distinct?
A)the number of
Q6: How many different elements are in a
Q7: Which of these statements is true?
A)A molecule
Q8: Which of the following statements is true?
A)An
Q10: Atoms heavier than helium were made by
A)photosynthesis.
B)thermonuclear
Q11: Which of the following is not a
Q13: If we doubled the magnifying power of
Q13: Which of the following are electrically neutral?
A)proton
B)neutron
C)electron
D)ion
E)none
Q14: Which has the greatest number of protons
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