The answer I got was : 52.2
Answer:

Explanation:
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In this case, according to the given chemical reaction whereas the sodium chloride is in a 2:1 mole ratio with chlorine, the required moles of the later are computed as shown below:

So we cancel out the moles of NaCl to obtain:

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It is called convection. When warm air, or current, moves up and disperse outwards as cold air, or current, moves into the warmer region.
For the Venn diagram, freezing water should be in the physical category (A)