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tatyana61 [14]
3 years ago
10

(50 POINTS!)

Chemistry
2 answers:
aleksandrvk [35]3 years ago
7 0

Answer:

Can I get my 50 points now?

Explanation:

The helium is formed during the natural radioactive decay of elements such as uranium and thorium. These heavy elements were formed before the earth but they are not stable and very slowly, they decay. One mode of decay for uranium is to emit an alpha-particle.

nasty-shy [4]3 years ago
4 0
The sun converts hydrogen atoms into helium.
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A student heats the same amount of two different liquids over Bunsen burners. Each liquid is at room temperature when the studen
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