A Beta particles is emitted when an atom of 85Kr spontaneously decays.
3.gases- <span> Their molecules are already the farthest apart compared with solids and liquids, and small changes in temperature causes these loose molecules.</span>
Answer:
Pure Substances are made of the same material throughout and have the same properties throughout. Pure substances cannot be separated into other substances. Some examples are carbon, iron, water, sugar, salt, nitrogen gas, and oxygen gas. ... If so, you have a pure substance.
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Answer:
I am so sorry if I am wrong but my guess is no precipitate is formed.
Explanation: