<u>Answer:</u>
<em>Chemistry is the reaction between certain elements to </em><em>create a new compound</em><em> which may happen naturally but is mostly man made and hence has lot of good as well as </em><em>adverse effects.</em>
<u>Explanation:</u>
The <em>product or compound</em> that we get and the energy or outcome we receive is the ultimate result that decides whether chemical reaction that has happened is good or bad.
There are reactions that may cause pain and suffering to living beings and are also able to<em> Infuse damage and destruction</em> are are adverse nature. they can also change the course of nature hence are are <em>dangerous.
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The answer would be D. This is because you cross-cross the charges.
The electron has a negative charge
the neutron has a neutral charge
the proton has a positive charge
i remember this like
neutron-NEUtral
proton-POsitive
electron-electricity hurts it always has NEGATIVE effects
Molarity or M =. Moles of solute/ liters of solvent. So. 5.0/2.0=2.5. 2.5 m is your answer
Answer:
Krypton -73
Explanation:
There are 33 known isotopes of krypton (36Kr) with atomic mass numbers from 69 through 101.
Good luck!