Answer:
They are due to past earthquakes
I think the one that cause the equilibrium to shift would be :
3. adding a noble gas
Adding the noble gas will add more concentration to the KNO3, which will create different amount of equilibrium
hope this helps
Your answer is 1-3-2-4 , grass sand water rock
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</span><span>reactants
</span><span>
Substances that make up a chemical reaction, in order to be combined or separated, are called reagents. These reagents can be of the most varied types and origins. The result of this reaction is called a "product."
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Because as u go across groups the more reactive it is due to the ability of electrons to be given or taken away