Answer:
atomic number is 4 and neutron is 12
The Gutenberg Bible was the first major book printed using mass-produced movable metal type in Europe.
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I don’t know if it is just me but the picture isn’t loading
Answer:
formed of ice, rock, and dust
develop tails near the Sun
Explanation:
Comet is a smaller celestial body which is mainly composed of ice and dust.
The other components of this comet are rocks and gas.
When any comet approaches a sun it can deliver a tail of dust or gas.
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