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II.
1. In a famous experiment conducted by Ernest Rutherford, positively charged alpha particles were scattered by a
thin gold foil. Which of the following is a conclusion that resulted from this experiment?
A. The nucleus is negatively charged.
B. The atom is a dense solid and is indivisible.
C. The mass is conserved when atoms react chemically.
D. The nucleus is very small and the atom is mostly empty space​

Sagot :

VIENNAJIIIN

Answer:

D.

Explanation:

He fired alpha particles at a thin gold foil. After carrying out the experiment, he concluded that the atoms were mainly empty space, and that most of the matter was contained in a small, very dense, positively charged object that was more massive than the alpha particle.

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