You determine that your compound is soluble in the acetone, but not the water, aqueous hydrochloric acid or aqueous sodium hydroxide solutions. you therefore conclude that the one characteristic of your compound is that it is a compound.

The answer to your question is organic or non polar compound.

Explanation:

Acetone is an organic compound then it's organic and one characteristic of these compounds is that they are non polar.

Water, aqueous hydrochloric acid and aqueous sodium chloride are inorganic and they are polar, they dissolve compounds similar to them, inorganic and polar compounds.

a. they are both space stations

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