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Answer:
protons are positive and neutrons are neutral, both are in nucleus
Explanation:
Frost<span> forms when an outside surface cools past the dew point. The dew point is the point where the air gets so cold, the </span>water vapor<span> in the atmosphere turns into liquid. This liquid freezes. If it gets cold enough, little bits of ice, or </span>frost<span>, form. google</span>
Answer:
Science, Science, Science!
Explanation:
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They are not always identical because they have different isotope numbers which develops different neutrons numbers