Liquid 2 because the lower the density the more it floats and the higher the density the more it sinks. The order from top to bottom is liquid 2, liquid 3, liquid 1
1) Decomposition reactions. In this type of reaction, a compound is broken down into simpler compounds.

Option B is a decomposition reaction
B) ____ KClO3 → ____ KCl + ____ O2
Answer:

Explanation:
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The volume of a 6.67 m nacl solution
that contains 3.12 mol nacl is 0.468.
You just need to follow this formula:
C = n / V
So, it will be
V = n / C
<span> = 3.12 / 6.67 moles / Liter </span>
<span> = 0.468 L</span>